{"id":880,"date":"2026-07-19T21:06:14","date_gmt":"2026-07-19T13:06:14","guid":{"rendered":"https:\/\/www.zhzxs.site\/?p=880"},"modified":"2026-07-19T21:06:19","modified_gmt":"2026-07-19T13:06:19","slug":"1784466360","status":"publish","type":"post","link":"https:\/\/blog.yaosenglobal.com\/index.php\/2026\/07\/19\/1784466360\/","title":{"rendered":"PCB \u963b\u6297\u5e38\u89c1\u540d\u8bcd\u89e3\u91ca"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">PCB \u963b\u6297\u5e38\u89c1\u540d\u8bcd\u89e3\u91ca\uff1a\u677f\u5382\u7814\u53d1\u3001CAM \u548c\u5de5\u7a0b\u4eba\u5458\u5b9e\u7528\u8bcd\u5178<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u521a\u5f00\u59cb\u63a5\u89e6 PCB \u963b\u6297\u65f6\uff0c\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u5927\u5806\u82f1\u6587\u7f29\u5199\u548c\u4e13\u4e1a\u540d\u8bcd\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Single-ended<\/li>\n\n\n\n<li>Differential<\/li>\n\n\n\n<li>Microstrip<\/li>\n\n\n\n<li>Stripline<\/li>\n\n\n\n<li>Dk<\/li>\n\n\n\n<li>Er<\/li>\n\n\n\n<li>TDR<\/li>\n\n\n\n<li>Coupon<\/li>\n\n\n\n<li>Odd Mode<\/li>\n\n\n\n<li>Etch Factor<\/li>\n\n\n\n<li>Insertion Loss<\/li>\n\n\n\n<li>Return Loss<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u53ea\u662f\u6b7b\u8bb0\u8fd9\u4e9b\u5355\u8bcd\uff0c\u5f88\u5bb9\u6613\u4eca\u5929\u8bb0\u4f4f\uff0c\u8fc7\u51e0\u5929\u53c8\u5fd8\u4e86\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u7bc7\u6587\u7ae0\u4e0d\u8ffd\u6c42\u590d\u6742\u516c\u5f0f\uff0c\u800c\u662f\u7ad9\u5728 PCB \u677f\u5382\u7814\u53d1\u3001CAM\u3001MI \u548c\u5de5\u7a0b\u4eba\u5458\u7684\u89d2\u5ea6\uff0c\u628a\u5de5\u4f5c\u4e2d\u5e38\u89c1\u7684\u963b\u6297\u76f8\u5173\u540d\u8bcd\u7528\u6bd4\u8f83\u76f4\u767d\u7684\u65b9\u5f0f\u89e3\u91ca\u6e05\u695a\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e00\u3001\u963b\u6297\u57fa\u7840\u540d\u8bcd<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">1. \u7535\u963b Resistance<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7535\u963b\u8868\u793a\u5bfc\u4f53\u5bf9\u7535\u6d41\u7684\u963b\u788d\uff0c\u5355\u4f4d\u662f\u6b27\u59c6\uff0c\u7b26\u53f7\u4e3a \u03a9\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PCB \u94dc\u7ebf\u7684\u76f4\u6d41\u7535\u963b\u4e3b\u8981\u53d7\u4ee5\u4e0b\u56e0\u7d20\u5f71\u54cd\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u94dc\u7ebf\u957f\u5ea6<\/li>\n\n\n\n<li>\u7ebf\u5bbd<\/li>\n\n\n\n<li>\u94dc\u539a<\/li>\n\n\n\n<li>\u94dc\u7684\u7535\u963b\u7387<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u540c\u6837\u957f\u5ea6\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u7ebf\u8d8a\u957f\uff0c\u7535\u963b\u8d8a\u5927\n\u7ebf\u8d8a\u7a84\uff0c\u7535\u963b\u8d8a\u5927\n\u94dc\u8d8a\u8584\uff0c\u7535\u963b\u8d8a\u5927\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e07\u7528\u8868\u6d4b\u91cf PCB \u8d70\u7ebf\u65f6\uff0c\u6d4b\u5230\u7684\u4e3b\u8981\u662f\u76f4\u6d41\u7535\u963b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u53ef\u80fd\u53ea\u6709\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>0.02\u03a9\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u548c\u9ad8\u901f\u4fe1\u53f7\u4e2d\u6240\u8bf4\u7684 50\u03a9 \u7279\u6027\u963b\u6297\u4e0d\u662f\u540c\u4e00\u4e2a\u6982\u5ff5\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">2. \u963b\u6297 Impedance<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u8868\u793a\u7535\u8def\u5bf9\u53d8\u5316\u7535\u6d41\u7684\u7efc\u5408\u963b\u788d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u4e0d\u4ec5\u5305\u62ec\u7535\u963b\uff0c\u8fd8\u5305\u62ec\u7535\u611f\u548c\u7535\u5bb9\u5e26\u6765\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u7528\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Z\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868\u793a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u4ecd\u7136\u4f7f\u7528\u6b27\u59c6\u4f5c\u4e3a\u5355\u4f4d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b80\u5355\u7406\u89e3\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u7535\u963b\u4e3b\u8981\u63cf\u8ff0\u76f4\u6d41\u60c5\u51b5\u4e0b\u7684\u963b\u788d\uff0c\u963b\u6297\u5219\u63cf\u8ff0\u4ea4\u6d41\u6216\u53d8\u5316\u4fe1\u53f7\u60c5\u51b5\u4e0b\u7684\u7efc\u5408\u5f71\u54cd\u3002<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">3. \u7279\u6027\u963b\u6297 Characteristic Impedance<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u82f1\u6587\u7b80\u79f0\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Characteristic Impedance\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\u8bb0\u4f5c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Z\u2080\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u8868\u793a\u9ad8\u901f\u4fe1\u53f7\u6cbf\u4f20\u8f93\u7ebf\u4f20\u64ad\u65f6\uff0c\u4f20\u8f93\u7ebf\u672c\u8eab\u5448\u73b0\u51fa\u6765\u7684\u7535\u538b\u4e0e\u7535\u6d41\u6bd4\u4f8b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PCB \u4e2d\u5e38\u89c1\u7684\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5355\u7aef 50\u03a9\n\u5dee\u5206 90\u03a9\n\u5dee\u5206 100\u03a9\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e25\u683c\u6765\u8bf4\uff0c\u90fd\u5c5e\u4e8e\u7279\u6027\u963b\u6297\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7279\u6027\u963b\u6297\u4e0d\u662f\u94dc\u7ebf\u5355\u72ec\u51b3\u5b9a\u7684\uff0c\u800c\u662f\u7531\u4ee5\u4e0b\u7ed3\u6784\u5171\u540c\u51b3\u5b9a\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4fe1\u53f7\u7ebf<\/li>\n\n\n\n<li>\u53c2\u8003\u5c42<\/li>\n\n\n\n<li>\u4ecb\u8d28<\/li>\n\n\n\n<li>\u94dc\u539a<\/li>\n\n\n\n<li>\u7ebf\u5bbd<\/li>\n\n\n\n<li>\u7ebf\u8ddd<\/li>\n\n\n\n<li>\u963b\u710a<\/li>\n\n\n\n<li>\u5468\u56f4\u94dc\u7ed3\u6784<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">4. \u4f20\u8f93\u7ebf Transmission Line<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u4e00\u6839 PCB \u8d70\u7ebf\u4e0a\u7684\u4fe1\u53f7\u53d8\u5316\u8db3\u591f\u5feb\u65f6\uff0c\u5c31\u4e0d\u80fd\u518d\u628a\u5b83\u770b\u6210\u4e00\u6839\u666e\u901a\u5bfc\u7ebf\uff0c\u800c\u8981\u628a\u5b83\u770b\u6210\u4f20\u8f93\u7ebf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u6761\u5b8c\u6574\u7684\u4f20\u8f93\u7ebf\u901a\u5e38\u5305\u62ec\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u4fe1\u53f7\u5bfc\u4f53\n+\n\u53c2\u8003\u5bfc\u4f53\n+\n\u4e8c\u8005\u4e4b\u95f4\u7684\u4ecb\u8d28\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u9876\u5c42\u4fe1\u53f7\u7ebf\n\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\n\n\u4ecb\u8d28\n\n\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\nGND \u53c2\u8003\u5c42\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u4f20\u8f93\u7ebf\u4e0d\u662f\u53ea\u6709\u90a3\u6839\u4fe1\u53f7\u7ebf\uff0c\u4fe1\u53f7\u7ebf\u3001\u53c2\u8003\u5c42\u548c\u4ecb\u8d28\u52a0\u5728\u4e00\u8d77\u624d\u6784\u6210\u5b8c\u6574\u7684\u4f20\u8f93\u7ed3\u6784\u3002<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">5. \u963b\u6297\u63a7\u5236 Controlled Impedance<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u63a7\u5236\u662f\u6307\u5728 PCB \u8bbe\u8ba1\u548c\u751f\u4ea7\u8fc7\u7a0b\u4e2d\uff0c\u901a\u8fc7\u63a7\u5236\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7ebf\u5bbd<\/li>\n\n\n\n<li>\u7ebf\u8ddd<\/li>\n\n\n\n<li>\u94dc\u539a<\/li>\n\n\n\n<li>\u4ecb\u8d28\u539a\u5ea6<\/li>\n\n\n\n<li>\u6750\u6599 Dk<\/li>\n\n\n\n<li>\u5c42\u53e0\u7ed3\u6784<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8ba9\u6210\u54c1\u677f\u4e0a\u7684\u963b\u6297\u8fbe\u5230\u5ba2\u6237\u8981\u6c42\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>50\u03a9 \u00b110%\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c31\u662f\u8981\u6c42\u6210\u54c1\u963b\u6297\u63a7\u5236\u5728\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>45\u03a9\uff5e55\u03a9\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u63a7\u5236\u5e76\u4e0d\u662f\u53ea\u8ba1\u7b97\u4e00\u6b21\uff0c\u800c\u662f\u8981\u628a\u8bbe\u8ba1\u3001\u6750\u6599\u548c\u5b9e\u9645\u751f\u4ea7\u5de5\u827a\u7ed3\u5408\u8d77\u6765\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">6. \u963b\u6297\u8fde\u7eed\u6027 Impedance Continuity<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u8fde\u7eed\u6027\u662f\u6307\u4fe1\u53f7\u4f20\u64ad\u8def\u5f84\u4e2d\u7684\u963b\u6297\u4e0d\u8981\u7a81\u7136\u53d1\u751f\u5f88\u5927\u53d8\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u4e00\u6761 50\u03a9 \u7684\u7ebf\u8def\uff0c\u4e2d\u95f4\u7a81\u7136\u56e0\u4e3a\u710a\u76d8\u3001\u8fc7\u5b54\u3001\u53c2\u8003\u5c42\u5f00\u7a97\u7b49\u539f\u56e0\u53d8\u6210 80\u03a9\uff0c\u5c31\u4f1a\u4ea7\u751f\u8f83\u660e\u663e\u7684\u53cd\u5c04\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u9ad8\u901f\u8bbe\u8ba1\u771f\u6b63\u5173\u5fc3\u7684\u4e0d\u53ea\u662f\u201c\u5e73\u5747\u503c\u662f\u4e0d\u662f 50\u03a9\u201d\uff0c\u8fd8\u5173\u5fc3\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u6574\u6761\u8def\u5f84\u4e0a\u7684\u963b\u6297\u662f\u5426\u5e73\u7a33\u3001\u8fde\u7eed\u3002<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">7. \u963b\u6297\u5339\u914d Impedance Matching<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u5339\u914d\u662f\u6307\u4fe1\u53f7\u6e90\u3001\u4f20\u8f93\u7ebf\u548c\u8d1f\u8f7d\u4e4b\u95f4\u7684\u963b\u6297\u5173\u7cfb\u7ecf\u8fc7\u5408\u7406\u8bbe\u8ba1\uff0c\u4ece\u800c\u51cf\u5c11\u53cd\u5c04\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u9a71\u52a8\u7aef \u2192 50\u03a9\u4f20\u8f93\u7ebf \u2192 \u63a5\u6536\u7aef\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u7aef\u63a5\u548c\u7cfb\u7edf\u8bbe\u8ba1\u5408\u7406\uff0c\u4fe1\u53f7\u5230\u8fbe\u7ec8\u70b9\u65f6\u5c31\u4e0d\u4f1a\u4ea7\u751f\u8fc7\u5927\u7684\u53cd\u5c04\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u5339\u914d\u4e3b\u8981\u662f\u7535\u5b50\u8bbe\u8ba1\u7aef\u8003\u8651\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u677f\u5382\u8d1f\u8d23\u7684\u662f\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u6309\u7167\u8bbe\u8ba1\u8981\u6c42\uff0c\u628a PCB \u4f20\u8f93\u7ebf\u7684\u963b\u6297\u5236\u9020\u51fa\u6765\u3002<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e8c\u3001\u5355\u7aef\u3001\u5dee\u5206\u548c\u6a21\u5f0f\u76f8\u5173\u540d\u8bcd<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">8. \u5355\u7aef\u963b\u6297 Single-ended Impedance<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5355\u7aef\u963b\u6297\u662f\u6307\u4e00\u6839\u4fe1\u53f7\u7ebf\u76f8\u5bf9\u4e8e\u53c2\u8003\u5c42\u6240\u5f62\u6210\u7684\u963b\u6297\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u4fe1\u53f7\u7ebf\n\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\n\n\u4ecb\u8d28\n\n\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\nGND\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u89c1\u8981\u6c42\u6709\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>40\u03a9<\/li>\n\n\n\n<li>50\u03a9<\/li>\n\n\n\n<li>60\u03a9<\/li>\n\n\n\n<li>75\u03a9<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u677f\u5382\u8d44\u6599\u4e2d\u5e38\u5199\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SE 50\u03a9\nSingle 50\u03a9\nSingle-ended 50\u03a9\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">9. \u5dee\u5206\u5bf9 Differential Pair<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u5206\u5bf9\u662f\u7531\u4e24\u6839\u914d\u5408\u5de5\u4f5c\u7684\u4fe1\u53f7\u7ebf\u7ec4\u6210\u7684\u7ebf\u8def\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u89c1\u547d\u540d\u6709\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>D+ \/ D-\nTX+ \/ TX-\nRX+ \/ RX-\nP \/ N\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u5e38\u60c5\u51b5\u4e0b\uff0c\u4e24\u6839\u7ebf\u4e0a\u7684\u4fe1\u53f7\u65b9\u5411\u76f8\u53cd\uff0c\u63a5\u6536\u7aef\u4e3b\u8981\u5224\u65ad\u4e24\u6839\u7ebf\u4e4b\u95f4\u7684\u7535\u538b\u5dee\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u5206\u4f20\u8f93\u5177\u6709\u4ee5\u4e0b\u4f18\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6297\u5916\u90e8\u5e72\u6270\u80fd\u529b\u8f83\u5f3a<\/li>\n\n\n\n<li>\u5bf9\u5171\u540c\u566a\u58f0\u4e0d\u654f\u611f<\/li>\n\n\n\n<li>EMI \u76f8\u5bf9\u5bb9\u6613\u63a7\u5236<\/li>\n\n\n\n<li>\u9002\u5408\u9ad8\u901f\u4f20\u8f93<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">10. \u5dee\u5206\u963b\u6297 Differential Impedance<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u5206\u963b\u6297\u662f\u4ece\u4e00\u5bf9\u5dee\u5206\u7ebf\u7684\u4e24\u4e2a\u7aef\u5b50\u4e4b\u95f4\u770b\u8fdb\u53bb\u65f6\uff0c\u6574\u5bf9\u7ebf\u8def\u5448\u73b0\u51fa\u6765\u7684\u963b\u6297\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\u8bb0\u4f5c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Zdiff\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u89c1\u503c\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>85\u03a9<\/li>\n\n\n\n<li>90\u03a9<\/li>\n\n\n\n<li>100\u03a9<\/li>\n\n\n\n<li>120\u03a9<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u5206\u963b\u6297\u7531\u4ee5\u4e0b\u56e0\u7d20\u5171\u540c\u51b3\u5b9a\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6bcf\u6839\u7ebf\u7684\u7ebf\u5bbd<\/li>\n\n\n\n<li>\u4e24\u6839\u7ebf\u4e4b\u95f4\u7684\u95f4\u8ddd<\/li>\n\n\n\n<li>\u5230\u53c2\u8003\u5c42\u7684\u8ddd\u79bb<\/li>\n\n\n\n<li>\u94dc\u539a<\/li>\n\n\n\n<li>\u6750\u6599 Dk<\/li>\n\n\n\n<li>\u963b\u710a<\/li>\n\n\n\n<li>\u4e24\u6839\u7ebf\u4e4b\u95f4\u7684\u8026\u5408\u7a0b\u5ea6<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">11. \u5947\u6a21 Odd Mode<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u5dee\u5206\u5bf9\u4e2d\u7684\u4e24\u6839\u7ebf\u7535\u538b\u5927\u5c0f\u76f8\u8fd1\u3001\u65b9\u5411\u76f8\u53cd\u65f6\uff0c\u53eb\u5947\u6a21\u72b6\u6001\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>P \u7ebf\uff1a\u6b63\nN \u7ebf\uff1a\u8d1f\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6bcf\u6839\u7ebf\u5728\u8fd9\u79cd\u72b6\u6001\u4e0b\u5448\u73b0\u51fa\u6765\u7684\u963b\u6297\u53eb\u5947\u6a21\u963b\u6297\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\u8bb0\u4f5c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Zodd\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u5206\u963b\u6297\u4e0e\u5947\u6a21\u963b\u6297\u5e38\u7528\u5173\u7cfb\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Zdiff \u2248 2 \u00d7 Zodd\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Zodd = 50\u03a9\nZdiff \u2248 100\u03a9\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">12. \u5076\u6a21 Even Mode<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u4e24\u6839\u8026\u5408\u7ebf\u4e0a\u7684\u4fe1\u53f7\u540c\u65b9\u5411\u53d8\u5316\u65f6\uff0c\u53eb\u5076\u6a21\u72b6\u6001\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>P \u7ebf\uff1a\u6b63\nN \u7ebf\uff1a\u6b63\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6bcf\u6839\u7ebf\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\u5448\u73b0\u51fa\u6765\u7684\u963b\u6297\u53eb\u5076\u6a21\u963b\u6297\uff0c\u901a\u5e38\u8bb0\u4f5c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Zeven\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u666e\u901a\u677f\u5382\u65e5\u5e38\u8f83\u5c11\u76f4\u63a5\u63a7\u5236\u5076\u6a21\u963b\u6297\uff0c\u4f46\u5728\u7535\u78c1\u517c\u5bb9\u3001\u4e32\u6270\u548c\u4fe1\u53f7\u5b8c\u6574\u6027\u5206\u6790\u4e2d\u4f1a\u7528\u5230\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">13. \u5171\u6a21 Common Mode<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u5dee\u5206\u5bf9\u4e2d\u7684\u4e24\u6839\u7ebf\u540c\u65f6\u5411\u540c\u4e00\u4e2a\u65b9\u5411\u53d8\u5316\u65f6\uff0c\u8fd9\u90e8\u5206\u5171\u540c\u53d8\u5316\u7684\u4fe1\u53f7\u53eb\u5171\u6a21\u4fe1\u53f7\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>P \u7ebf\u540c\u65f6\u5347\u9ad8\nN \u7ebf\u4e5f\u540c\u65f6\u5347\u9ad8\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7406\u60f3\u5dee\u5206\u4fe1\u53f7\u4e3b\u8981\u662f\u4e00\u6b63\u4e00\u8d1f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9e\u9645\u4e2d\uff0c\u5982\u679c\u4e24\u6839\u7ebf\u4e0d\u5bf9\u79f0\uff0c\u53ef\u80fd\u628a\u4e00\u90e8\u5206\u5dee\u5206\u4fe1\u53f7\u8f6c\u6362\u6210\u5171\u6a21\u4fe1\u53f7\uff0c\u589e\u52a0 EMI \u8f90\u5c04\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">14. \u5dee\u6a21 Differential Mode<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u6a21\u5c31\u662f\u4e24\u6839\u7ebf\u4e0a\u7684\u4fe1\u53f7\u65b9\u5411\u76f8\u53cd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>P \u7ebf\u4e0a\u5347\nN \u7ebf\u4e0b\u964d\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u5e38\u7684\u5dee\u5206\u901a\u4fe1\u4e3b\u8981\u4f9d\u9760\u5dee\u6a21\u4fe1\u53f7\u4f20\u8f93\u4fe1\u606f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u6a21\u548c\u5171\u6a21\u53ef\u4ee5\u7b80\u5355\u7406\u89e3\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u76f8\u53cd\u53d8\u5316\u7684\u90e8\u5206\uff1a\u5dee\u6a21\n\u5171\u540c\u53d8\u5316\u7684\u90e8\u5206\uff1a\u5171\u6a21\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">15. \u8026\u5408 Coupling<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8026\u5408\u662f\u6307\u4e24\u6839\u7ebf\u8def\u4e4b\u95f4\u901a\u8fc7\u7535\u573a\u548c\u78c1\u573a\u76f8\u4e92\u5f71\u54cd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u5dee\u5206\u7ebf\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u95f4\u8ddd\u8d8a\u8fd1\uff0c\u901a\u5e38\u8026\u5408\u8d8a\u5f3a\n\u95f4\u8ddd\u8d8a\u8fdc\uff0c\u901a\u5e38\u8026\u5408\u8d8a\u5f31\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8026\u5408\u8d8a\u5f3a\uff0c\u5dee\u5206\u963b\u6297\u901a\u5e38\u8d8a\u4f4e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u8026\u5408\u5e76\u4e0d\u662f\u8d8a\u5f3a\u8d8a\u597d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u95f4\u8ddd\u592a\u8fd1\u8fd8\u53ef\u80fd\u589e\u52a0\u5236\u9020\u96be\u5ea6\uff0c\u5e76\u5bf9\u7ebf\u5bbd\u3001\u4fa7\u8680\u548c\u7ebf\u8ddd\u516c\u5dee\u66f4\u52a0\u654f\u611f\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">16. \u7d27\u8026\u5408\u548c\u677e\u8026\u5408<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u7d27\u8026\u5408 Tightly Coupled<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e24\u6839\u5dee\u5206\u7ebf\u8ddd\u79bb\u6bd4\u8f83\u8fd1\uff0c\u5f7c\u6b64\u5f71\u54cd\u8f83\u5f3a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7279\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5dee\u5206\u7ebf\u4e4b\u95f4\u7684\u573a\u6bd4\u8f83\u591a<\/li>\n\n\n\n<li>\u5dee\u5206\u963b\u6297\u53d7\u7ebf\u8ddd\u5f71\u54cd\u8f83\u5927<\/li>\n\n\n\n<li>\u7ebf\u8ddd\u751f\u4ea7\u504f\u5dee\u53ef\u80fd\u660e\u663e\u5f71\u54cd\u963b\u6297<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u677e\u8026\u5408 Loosely Coupled<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e24\u6839\u5dee\u5206\u7ebf\u8ddd\u79bb\u76f8\u5bf9\u8f83\u8fdc\uff0c\u4e24\u6839\u7ebf\u66f4\u591a\u5730\u5206\u522b\u53c2\u8003\u5e73\u9762\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7279\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6bcf\u6839\u7ebf\u66f4\u50cf\u72ec\u7acb\u5355\u7aef\u7ebf<\/li>\n\n\n\n<li>\u5dee\u5206\u963b\u6297\u66f4\u63a5\u8fd1\u4e24\u6839\u5947\u6a21\u963b\u6297\u4e4b\u548c<\/li>\n\n\n\n<li>\u7ebf\u8ddd\u53d8\u5316\u5bf9\u5dee\u5206\u963b\u6297\u7684\u5f71\u54cd\u76f8\u5bf9\u8f83\u5c0f<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e09\u3001\u53c2\u8003\u5c42\u548c\u56de\u6d41\u76f8\u5173\u540d\u8bcd<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">17. \u53c2\u8003\u5c42 Reference Plane<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u53c2\u8003\u5c42\u662f\u4e0e\u4fe1\u53f7\u7ebf\u5171\u540c\u5f62\u6210\u4f20\u8f93\u7ed3\u6784\u7684\u5927\u9762\u79ef\u94dc\u5c42\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\u662f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>GND \u5c42<\/li>\n\n\n\n<li>PWR \u5c42<\/li>\n\n\n\n<li>\u8fde\u7eed\u94dc\u9762<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u53c2\u8003\u5c42\u4e3b\u8981\u6709\u4e24\u4e2a\u91cd\u8981\u4f5c\u7528\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4e0e\u4fe1\u53f7\u7ebf\u5171\u540c\u5f62\u6210\u53ef\u63a7\u963b\u6297<\/li>\n\n\n\n<li>\u4e3a\u9ad8\u9891\u56de\u6d41\u7535\u6d41\u63d0\u4f9b\u8fd4\u56de\u8def\u5f84<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">18. \u5730\u5e73\u9762 Ground Plane<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5730\u5e73\u9762\u5c31\u662f\u5927\u9762\u79ef\u3001\u8fde\u7eed\u7684 GND \u94dc\u5c42\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5730\u5e73\u9762\u901a\u5e38\u662f\u6700\u7406\u60f3\u3001\u6700\u5e38\u7528\u7684\u53c2\u8003\u5c42\uff0c\u56e0\u4e3a\u5b83\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7535\u4f4d\u6bd4\u8f83\u7a33\u5b9a<\/li>\n\n\n\n<li>\u5bb9\u6613\u4fdd\u6301\u8fde\u7eed<\/li>\n\n\n\n<li>\u65b9\u4fbf\u56de\u6d41<\/li>\n\n\n\n<li>\u80fd\u591f\u51cf\u5c11\u56de\u8def\u9762\u79ef<\/li>\n\n\n\n<li>\u6709\u5229\u4e8e\u964d\u4f4e EMI<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">19. \u7535\u6e90\u5e73\u9762 Power Plane<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7535\u6e90\u5e73\u9762\u662f\u5927\u9762\u79ef\u7684\u7535\u6e90\u94dc\u5c42\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>3.3V\n5V\nVCC\nVDD\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7535\u6e90\u5e73\u9762\u5728\u4e00\u5b9a\u6761\u4ef6\u4e0b\u4e5f\u53ef\u4ee5\u4f5c\u4e3a\u9ad8\u901f\u4fe1\u53f7\u53c2\u8003\u5c42\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u5982\u679c\u4fe1\u53f7\u66f4\u6362\u53c2\u8003\u5e73\u9762\uff0c\u5fc5\u987b\u8003\u8651\u9ad8\u9891\u56de\u6d41\u5982\u4f55\u8de8\u8fc7\u53bb\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u4e0d\u80fd\u7b80\u5355\u8ba4\u4e3a\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u53ea\u8981\u4e0b\u9762\u6709\u4e00\u5757\u94dc\uff0c\u5c31\u662f\u5408\u683c\u7684\u53c2\u8003\u5c42\u3002<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd8\u8981\u770b\u5b83\u662f\u5426\u8fde\u7eed\uff0c\u4ee5\u53ca\u5b83\u4e0e\u5176\u4ed6\u53c2\u8003\u5e73\u9762\u4e4b\u95f4\u6709\u6ca1\u6709\u826f\u597d\u7684\u9ad8\u9891\u8fde\u63a5\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">20. \u56de\u6d41\u8def\u5f84 Return Path<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u53f7\u7535\u6d41\u5fc5\u987b\u5f62\u6210\u95ed\u5408\u56de\u8def\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u53f7\u4ece\u9a71\u52a8\u7aef\u6cbf\u4fe1\u53f7\u7ebf\u5230\u8fbe\u63a5\u6536\u7aef\u540e\uff0c\u8fd8\u9700\u8981\u901a\u8fc7\u53c2\u8003\u7ed3\u6784\u8fd4\u56de\u9a71\u52a8\u7aef\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6761\u8fd4\u56de\u8def\u5f84\u5c31\u53eb\u56de\u6d41\u8def\u5f84\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u901f\u60c5\u51b5\u4e0b\uff0c\u56de\u6d41\u7535\u6d41\u901a\u5e38\u96c6\u4e2d\u5728\u4fe1\u53f7\u7ebf\u9644\u8fd1\u7684\u53c2\u8003\u5c42\u533a\u57df\uff0c\u800c\u4e0d\u662f\u5e73\u5747\u5206\u5e03\u5728\u6574\u4e2a\u5730\u5e73\u9762\u4e0a\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">21. \u56de\u6d41\u7535\u6d41 Return Current<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u53c2\u8003\u5c42\u4e2d\uff0c\u4e0e\u4fe1\u53f7\u7535\u6d41\u914d\u5408\u5f62\u6210\u95ed\u5408\u56de\u8def\u7684\u7535\u6d41\uff0c\u53eb\u56de\u6d41\u7535\u6d41\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b80\u5355\u793a\u610f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u4fe1\u53f7\u7535\u6d41 \u2192\n\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\n\n\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\n\u2190 \u56de\u6d41\u7535\u6d41\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u91cc\u7684\u7bad\u5934\u53ea\u662f\u5e2e\u52a9\u7406\u89e3\u77ac\u95f4\u7684\u56de\u8def\u5173\u7cfb\uff0c\u5e76\u4e0d\u4ee3\u8868\u6240\u6709\u7535\u5b50\u6cbf\u7ebf\u8def\u5feb\u901f\u8dd1\u5b8c\u6574\u4e2a\u56de\u8def\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">22. \u56de\u6d41\u8fc7\u5b54 Stitching Via<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u9ad8\u901f\u4fe1\u53f7\u901a\u8fc7\u4fe1\u53f7\u8fc7\u5b54\u6362\u5c42\u65f6\uff0c\u53c2\u8003\u5c42\u4e5f\u53ef\u80fd\u53d1\u751f\u53d8\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4e86\u8ba9\u56de\u6d41\u7535\u6d41\u80fd\u591f\u5728\u4e0d\u540c\u53c2\u8003\u5c42\u4e4b\u95f4\u987a\u5229\u8f6c\u6362\uff0c\u5e38\u5728\u4fe1\u53f7\u8fc7\u5b54\u9644\u8fd1\u589e\u52a0 GND \u8fc7\u5b54\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u79cd\u8fc7\u5b54\u5e38\u53eb\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u56de\u6d41\u8fc7\u5b54<\/li>\n\n\n\n<li>\u5730\u8fc7\u5b54<\/li>\n\n\n\n<li>\u7f1d\u5408\u8fc7\u5b54<\/li>\n\n\n\n<li>Stitching Via<\/li>\n\n\n\n<li>Ground Stitching Via<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u56de\u6d41\u8fc7\u5b54\u79bb\u4fe1\u53f7\u8fc7\u5b54\u8d8a\u8fd1\uff0c\u4e00\u822c\u8d8a\u6709\u5229\u4e8e\u51cf\u5c0f\u56de\u6d41\u7ed5\u884c\u8ddd\u79bb\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">23. \u53c2\u8003\u5c42\u5207\u6362 Reference Plane Transition<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u53f7\u6362\u5c42\u540e\uff0c\u539f\u672c\u53c2\u8003 L2\uff0c\u53ef\u80fd\u53d8\u6210\u53c2\u8003 L5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u79cd\u60c5\u51b5\u53eb\u53c2\u8003\u5c42\u5207\u6362\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c L2 \u548c L5 \u90fd\u662f GND\uff0c\u9644\u8fd1\u7684\u5730\u8fc7\u5b54\u53ef\u4ee5\u5e2e\u52a9\u8fde\u63a5\u56de\u6d41\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u4e00\u4e2a\u662f GND\uff0c\u53e6\u4e00\u4e2a\u662f PWR\uff0c\u5219\u9700\u8981\u5229\u7528\u5408\u9002\u7684\u53bb\u8026\u7535\u5bb9\u6216\u5176\u4ed6\u9ad8\u9891\u8fde\u63a5\u63d0\u4f9b\u56de\u6d41\u901a\u9053\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">24. \u8de8\u5206\u5272 Split Plane Crossing<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u9ad8\u901f\u4fe1\u53f7\u4ece\u53c2\u8003\u5c42\u7684\u5206\u5272\u7f1d\u3001\u65e0\u94dc\u533a\u6216\u5f00\u7a97\u4e0a\u65b9\u7ecf\u8fc7\uff0c\u5c31\u53eb\u8de8\u5206\u5272\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u4fe1\u53f7\u7ebf\n\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\n\n\u2588\u2588\u2588\u2588    \u2588\u2588\u2588\u2588\n\u53c2\u8003\u5c42\u4e2d\u95f4\u6709\u7f3a\u53e3\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\u4f1a\u4f7f\u56de\u6d41\u7535\u6d41\u7ed5\u8def\uff0c\u5f15\u8d77\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5c40\u90e8\u963b\u6297\u53d8\u5316<\/li>\n\n\n\n<li>EMI \u589e\u5927<\/li>\n\n\n\n<li>\u4e32\u6270\u589e\u52a0<\/li>\n\n\n\n<li>\u4fe1\u53f7\u8d28\u91cf\u4e0b\u964d<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u9ad8\u901f\u7ebf\u4e00\u822c\u4e0d\u5efa\u8bae\u8de8\u53c2\u8003\u5c42\u5206\u5272\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u56db\u3001\u4f20\u8f93\u7ebf\u7ed3\u6784\u540d\u8bcd<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">25. \u5fae\u5e26\u7ebf Microstrip<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5fae\u5e26\u7ebf\u901a\u5e38\u4f4d\u4e8e PCB \u5916\u5c42\uff0c\u53ea\u6709\u4e00\u4fa7\u6709\u4e3b\u8981\u53c2\u8003\u5e73\u9762\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u9876\u5c42\u4fe1\u53f7\u7ebf\n\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\n\n\u4ecb\u8d28\n\n\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\nGND\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5fae\u5e26\u7ebf\u7684\u4e00\u90e8\u5206\u7535\u78c1\u573a\u5728\u4ecb\u8d28\u4e2d\uff0c\u4e00\u90e8\u5206\u5728\u7a7a\u6c14\u6216\u963b\u710a\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u5b83\u4f1a\u53d7\u963b\u710a\u5f71\u54cd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u89c1\u4e8e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9876\u5c42\u4fe1\u53f7\u7ebf<\/li>\n\n\n\n<li>\u5e95\u5c42\u4fe1\u53f7\u7ebf<\/li>\n\n\n\n<li>\u5916\u5c42\u963b\u6297\u7ebf<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">26. \u8868\u9762\u5fae\u5e26\u7ebf Surface Microstrip<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868\u9762\u5fae\u5e26\u7ebf\u5c31\u662f\u5916\u5c42\u88f8\u9732\u5728\u7a7a\u6c14\u4e2d\u7684\u5fae\u5e26\u7ebf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u6ca1\u6709\u8986\u76d6\u963b\u710a\u7684\u963b\u6297\u6d4b\u8bd5\u7ed3\u6784\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u4e0a\u65b9\u4e3b\u8981\u662f\u7a7a\u6c14\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">27. \u6d82\u8986\u5fae\u5e26\u7ebf Coated Microstrip<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5916\u5c42\u8d70\u7ebf\u4e0a\u65b9\u8986\u76d6\u4e86\u963b\u710a\uff0c\u8fd9\u79cd\u7ed3\u6784\u53eb\u6d82\u8986\u5fae\u5e26\u7ebf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u53ef\u80fd\u770b\u5230\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Coated Microstrip\nEmbedded Microstrip\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u540c\u8f6f\u4ef6\u5bf9\u5177\u4f53\u540d\u79f0\u7684\u5212\u5206\u53ef\u80fd\u7565\u6709\u533a\u522b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6838\u5fc3\u533a\u522b\u662f\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u8d70\u7ebf\u4e0a\u65b9\u4e0d\u518d\u5b8c\u5168\u662f\u7a7a\u6c14\uff0c\u800c\u662f\u5b58\u5728\u963b\u710a\u7b49\u4ecb\u8d28\u3002<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u963b\u6297\u901a\u5e38\u6bd4\u6ca1\u6709\u963b\u710a\u65f6\u4f4e\u4e00\u4e9b\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">28. \u5d4c\u5165\u5f0f\u5fae\u5e26\u7ebf Embedded Microstrip<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5d4c\u5165\u5f0f\u5fae\u5e26\u7ebf\u4e00\u822c\u662f\u6307\u4fe1\u53f7\u7ebf\u4f4d\u4e8e\u4ecb\u8d28\u5185\u90e8\uff0c\u4f46\u4e3b\u8981\u53c2\u8003\u4e00\u4fa7\u5e73\u9762\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u4e0d\u50cf\u666e\u901a\u5916\u5c42\u5fae\u5e26\u7ebf\u90a3\u6837\u5b8c\u5168\u66b4\u9732\u5728\u8868\u9762\uff0c\u53c8\u4e0d\u50cf\u6807\u51c6\u5e26\u72b6\u7ebf\u90a3\u6837\u5939\u5728\u4e24\u4e2a\u53c2\u8003\u5e73\u9762\u6b63\u4e2d\u95f4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9e\u9645\u8ba1\u7b97\u65f6\u5e94\u6839\u636e\u5177\u4f53\u5c42\u53e0\u548c\u8f6f\u4ef6\u6a21\u578b\u5224\u65ad\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">29. \u5e26\u72b6\u7ebf Stripline<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e26\u72b6\u7ebf\u4f4d\u4e8e PCB \u5185\u5c42\uff0c\u5e76\u5939\u5728\u4e0a\u4e0b\u4e24\u4e2a\u53c2\u8003\u5e73\u9762\u4e4b\u95f4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\n\u4e0a\u53c2\u8003\u5c42\n\n\u4ecb\u8d28\n\n\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\n\u5185\u5c42\u4fe1\u53f7\u7ebf\n\n\u4ecb\u8d28\n\n\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\n\u4e0b\u53c2\u8003\u5c42\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e26\u72b6\u7ebf\u7684\u7535\u78c1\u573a\u4e3b\u8981\u4f4d\u4e8e PCB \u4ecb\u8d28\u5185\u90e8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u76f8\u6bd4\u5916\u5c42\u5fae\u5e26\u7ebf\uff0c\u5b83\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e0d\u53d7\u5916\u5c42\u963b\u710a\u5f71\u54cd<\/li>\n\n\n\n<li>\u8f90\u5c04\u901a\u5e38\u66f4\u5c0f<\/li>\n\n\n\n<li>\u5c4f\u853d\u6548\u679c\u901a\u5e38\u66f4\u597d<\/li>\n\n\n\n<li>\u963b\u6297\u53d7\u4e0a\u4e0b\u4e24\u4fa7\u7ed3\u6784\u5171\u540c\u5f71\u54cd<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">30. \u5bf9\u79f0\u5e26\u72b6\u7ebf Symmetric Stripline<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u53f7\u7ebf\u4f4d\u4e8e\u4e0a\u4e0b\u4e24\u4e2a\u53c2\u8003\u5c42\u7684\u4e2d\u95f4\u4f4d\u7f6e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5373\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5230\u4e0a\u53c2\u8003\u5c42\u8ddd\u79bb\n\u2248\n\u5230\u4e0b\u53c2\u8003\u5c42\u8ddd\u79bb\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u79cd\u7ed3\u6784\u53eb\u5bf9\u79f0\u5e26\u72b6\u7ebf\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">31. \u975e\u5bf9\u79f0\u5e26\u72b6\u7ebf Asymmetric Stripline<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u53f7\u7ebf\u867d\u7136\u4f4d\u4e8e\u4e24\u4e2a\u53c2\u8003\u5e73\u9762\u4e4b\u95f4\uff0c\u4f46\u79bb\u4e0a\u4e0b\u53c2\u8003\u9762\u7684\u8ddd\u79bb\u4e0d\u4e00\u6837\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u79cd\u7ed3\u6784\u53eb\u975e\u5bf9\u79f0\u5e26\u72b6\u7ebf\uff0c\u4e5f\u5e38\u53eb\u504f\u7f6e\u5e26\u72b6\u7ebf\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Offset Stripline\nAsymmetric Stripline\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u7684\u963b\u6297\u4e0d\u80fd\u6309\u7167\u5b8c\u5168\u5bf9\u79f0\u7ed3\u6784\u8ba1\u7b97\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">32. \u5171\u9762\u6ce2\u5bfc Coplanar Waveguide<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5171\u9762\u6ce2\u5bfc\u662f\u6307\u4fe1\u53f7\u7ebf\u4e24\u4fa7\u8fd8\u6709\u540c\u5c42 GND \u94dc\uff0c\u5e76\u901a\u8fc7\u95f4\u8ddd\u4e0e\u4fe1\u53f7\u7ebf\u5f62\u6210\u4f20\u8f93\u7ed3\u6784\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>GND    Signal    GND\n\u2588\u2588\u2588\u2588   \u2500\u2500\u2500\u2500\u2500\u2500   \u2588\u2588\u2588\u2588\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0b\u65b9\u901a\u5e38\u8fd8\u53ef\u4ee5\u6709\u53c2\u8003\u5c42\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u89c1\u540d\u79f0\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>CPW<\/li>\n\n\n\n<li>Coplanar Waveguide<\/li>\n\n\n\n<li>Grounded Coplanar Waveguide<\/li>\n\n\n\n<li>GCPW<\/li>\n\n\n\n<li>CPWG<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5171\u9762\u7ed3\u6784\u5e38\u7528\u4e8e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5c04\u9891\u7ebf\u8def<\/li>\n\n\n\n<li>\u9ad8\u9891\u8fde\u63a5\u5668<\/li>\n\n\n\n<li>\u5929\u7ebf\u9988\u7ebf<\/li>\n\n\n\n<li>\u9ad8\u9891\u6750\u6599 PCB<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u7684\u963b\u6297\u4e0d\u4ec5\u53d7\u4fe1\u53f7\u7ebf\u5230\u4e0b\u65b9\u53c2\u8003\u5c42\u8ddd\u79bb\u5f71\u54cd\uff0c\u8fd8\u53d7\u4e24\u4fa7\u5730\u94dc\u95f4\u8ddd\u5f71\u54cd\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">33. \u8fb9\u8026\u5408\u5dee\u5206 Edge-coupled Differential<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e24\u6839\u5dee\u5206\u7ebf\u4f4d\u4e8e\u540c\u4e00\u5c42\uff0c\u5de6\u53f3\u5e76\u6392\u5e03\u7f6e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>P \u7ebf \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\nN \u7ebf \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u662f PCB \u4e2d\u6700\u5e38\u89c1\u7684\u5dee\u5206\u7ed3\u6784\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u5206\u963b\u6297\u4f1a\u660e\u663e\u53d7\u5230\u4e24\u6839\u7ebf\u4e4b\u95f4\u95f4\u8ddd\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">34. \u5bbd\u8fb9\u8026\u5408\u5dee\u5206 Broadside-coupled Differential<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e24\u6839\u5dee\u5206\u7ebf\u4f4d\u4e8e\u4e0d\u540c\u5c42\uff0c\u5e76\u4e0a\u4e0b\u5bf9\u9f50\u6216\u63a5\u8fd1\u5bf9\u9f50\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>P \u7ebf  \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\n      \u4ecb\u8d28\nN \u7ebf  \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u79cd\u7ed3\u6784\u53eb\u5bbd\u8fb9\u8026\u5408\uff0c\u4e5f\u53eb\u5782\u76f4\u8026\u5408\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u4e0e\u5e38\u89c1\u7684\u540c\u5c42\u8fb9\u8026\u5408\u5dee\u5206\u4e0d\u540c\uff0c\u8ba1\u7b97\u65f6\u5fc5\u987b\u9009\u62e9\u6b63\u786e\u6a21\u578b\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e94\u3001\u963b\u6297\u8ba1\u7b97\u4e2d\u7684\u5c3a\u5bf8\u53c2\u6570<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">35. \u7ebf\u5bbd Trace Width<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\u8bb0\u4f5c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>W\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868\u793a\u4fe1\u53f7\u7ebf\u7684\u5bbd\u5ea6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u60c5\u51b5\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u7ebf\u5bbd\u589e\u52a0 \u2192 \u963b\u6297\u964d\u4f4e\n\u7ebf\u5bbd\u51cf\u5c0f \u2192 \u963b\u6297\u5347\u9ad8\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u5728\u677f\u5382\u8ba1\u7b97\u4e2d\uff0c\u8fd8\u8981\u660e\u786e\u586b\u5199\u7684\u662f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5ba2\u6237\u8bbe\u8ba1\u7ebf\u5bbd<\/li>\n\n\n\n<li>CAM \u8865\u507f\u540e\u7ebf\u5bbd<\/li>\n\n\n\n<li>\u8680\u523b\u540e\u6210\u54c1\u7ebf\u5bbd<\/li>\n\n\n\n<li>\u9876\u90e8\u7ebf\u5bbd<\/li>\n\n\n\n<li>\u5e95\u90e8\u7ebf\u5bbd<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u80fd\u628a\u8fd9\u4e9b\u6982\u5ff5\u6df7\u4e3a\u4e00\u8c08\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">36. \u7ebf\u8ddd Spacing<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u5206\u7ebf\u8ddd\u5e38\u8bb0\u4f5c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>S\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u4e0d\u540c\u8f6f\u4ef6\u7684\u7ebf\u8ddd\u5b9a\u4e49\u53ef\u80fd\u4e0d\u540c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6709\u7684\u8f6f\u4ef6\u586b\u5199\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u4e24\u6839\u7ebf\u8fb9\u7f18\u5230\u8fb9\u7f18\u7684\u8ddd\u79bb\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6709\u7684\u8f6f\u4ef6\u53ef\u80fd\u663e\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u4e2d\u5fc3\u5230\u4e2d\u5fc3\u8ddd\u79bb\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f7f\u7528\u963b\u6297\u8f6f\u4ef6\u65f6\u5fc5\u987b\u5148\u786e\u8ba4\u5b9a\u4e49\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u5e38\u89c1\u8fb9\u5230\u8fb9\u7ebf\u8ddd\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u7ebf\u8ddd\u51cf\u5c0f \u2192 \u8026\u5408\u589e\u5f3a \u2192 \u5dee\u5206\u963b\u6297\u901a\u5e38\u964d\u4f4e\n\u7ebf\u8ddd\u589e\u52a0 \u2192 \u8026\u5408\u51cf\u5f31 \u2192 \u5dee\u5206\u963b\u6297\u901a\u5e38\u5347\u9ad8\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">37. \u4ecb\u8d28\u539a\u5ea6 Dielectric Thickness<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\u8bb0\u4f5c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>H\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868\u793a\u4fe1\u53f7\u7ebf\u5230\u53c2\u8003\u5c42\u4e4b\u95f4\u7684\u4ecb\u8d28\u539a\u5ea6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u60c5\u51b5\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>H \u589e\u52a0 \u2192 \u963b\u6297\u5347\u9ad8\nH \u51cf\u5c0f \u2192 \u963b\u6297\u964d\u4f4e\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u677f\u5382\u5b9e\u9645\u5de5\u4f5c\u4e2d\uff0c\u8981\u6ce8\u610f H \u6307\u7684\u662f\u538b\u5408\u540e\u7684\u5b9e\u9645\u4ecb\u8d28\u539a\u5ea6\uff0c\u800c\u4e0d\u4e00\u5b9a\u662f\u6750\u6599\u4f9b\u5e94\u5546\u6807\u79f0\u7684\u539f\u59cb\u539a\u5ea6\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">38. \u94dc\u539a Copper Thickness<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\u8bb0\u4f5c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>T\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5916\u5c42\u963b\u6297\u8ba1\u7b97\u65f6\uff0c\u8981\u533a\u5206\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u57fa\u94dc\u539a\u5ea6<\/li>\n\n\n\n<li>\u7535\u9540\u94dc\u539a\u5ea6<\/li>\n\n\n\n<li>\u6210\u54c1\u603b\u94dc\u539a<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u57fa\u94dc 18\u03bcm\n+\n\u7535\u9540\u94dc 20\u03bcm\n=\n\u6700\u7ec8\u94dc\u539a\u7ea6 38\u03bcm\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5916\u5c42\u7ebf\u8def\u901a\u5e38\u5e94\u8003\u8651\u6700\u7ec8\u94dc\u539a\uff0c\u800c\u4e0d\u662f\u53ea\u586b\u57fa\u94dc\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5185\u5c42\u7ebf\u8def\u4e00\u822c\u6ca1\u6709\u5916\u5c42\u56fe\u5f62\u7535\u9540\uff0c\u5176\u94dc\u539a\u53d8\u5316\u65b9\u5f0f\u4e0e\u5916\u5c42\u4e0d\u540c\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">39. \u9876\u5bbd Top Width<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7531\u4e8e\u8680\u523b\u5b58\u5728\u4fa7\u8680\uff0c\u6210\u54c1\u94dc\u7ebf\u622a\u9762\u53ef\u80fd\u662f\u4e0a\u7a84\u4e0b\u5bbd\u7684\u68af\u5f62\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u94dc\u7ebf\u9876\u90e8\u7684\u5bbd\u5ea6\u53eb\u9876\u5bbd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u793a\u610f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>   \u250c\u2500\u2500\u2500\u2500\u2510\n  \/      \\\n \/________\\\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u9762\u8f83\u7a84\u7684\u90e8\u5206\u5c31\u662f\u9876\u5bbd\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">40. \u5e95\u5bbd Bottom Width<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u68af\u5f62\u94dc\u7ebf\u9760\u8fd1\u57fa\u6750\u5e95\u90e8\u7684\u5bbd\u5ea6\u53eb\u5e95\u5bbd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5e95\u5bbd &gt; \u9876\u5bbd\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u8ba1\u7b97\u8f6f\u4ef6\u5982\u679c\u652f\u6301\u68af\u5f62\u6a21\u578b\uff0c\u5e94\u6839\u636e\u5b9e\u9645\u622a\u9762\u586b\u5199\u9876\u5bbd\u548c\u5e95\u5bbd\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">41. \u5e73\u5747\u7ebf\u5bbd Average Width<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u67d0\u4e9b\u8ba1\u7b97\u4e2d\u4f1a\u7528\u9876\u5bbd\u548c\u5e95\u5bbd\u7684\u5e73\u5747\u503c\u8fd1\u4f3c\u8868\u793a\u5b9e\u9645\u7ebf\u5bbd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u5bf9\u4e8e\u9ad8\u7cbe\u5ea6\u963b\u6297\u8ba1\u7b97\uff0c\u76f4\u63a5\u91c7\u7528\u8f6f\u4ef6\u652f\u6301\u7684\u68af\u5f62\u622a\u9762\u6a21\u578b\u901a\u5e38\u66f4\u5408\u9002\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">42. \u8680\u523b\u56e0\u5b50 Etch Factor<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8680\u523b\u56e0\u5b50\u7528\u4e8e\u63cf\u8ff0\u94dc\u539a\u4e0e\u4fa7\u8680\u91cf\u4e4b\u95f4\u7684\u5173\u7cfb\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u540c\u516c\u53f8\u548c\u8f6f\u4ef6\u5bf9\u516c\u5f0f\u5b9a\u4e49\u53ef\u80fd\u7565\u6709\u4e0d\u540c\uff0c\u56e0\u6b64\u4f7f\u7528\u524d\u5fc5\u987b\u786e\u8ba4\u5185\u90e8\u6807\u51c6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u53cd\u6620\u7684\u662f\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u94dc\u5f80\u4e0b\u8680\u523b\u7684\u540c\u65f6\uff0c\u6a2a\u5411\u4e5f\u4f1a\u88ab\u8680\u6389\u591a\u5c11\u3002<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u8680\u523b\u56e0\u5b50\u4f1a\u5f71\u54cd\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9876\u5bbd<\/li>\n\n\n\n<li>\u5e95\u5bbd<\/li>\n\n\n\n<li>\u6700\u7ec8\u7ebf\u5f62<\/li>\n\n\n\n<li>\u6210\u54c1\u963b\u6297<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">43. \u4fa7\u8680 Undercut<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8680\u523b\u94dc\u7ebf\u8def\u65f6\uff0c\u836f\u6c34\u4e0d\u4ec5\u5411\u4e0b\u8680\u523b\uff0c\u4e5f\u4f1a\u5411\u7ebf\u8def\u4fa7\u9762\u8680\u523b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u79cd\u6a2a\u5411\u8680\u523b\u53eb\u4fa7\u8680\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fa7\u8680\u8d8a\u5927\uff0c\u7ebf\u8def\u9876\u90e8\u8d8a\u7a84\uff0c\u963b\u6297\u53ef\u80fd\u5347\u9ad8\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">44. \u7ebf\u5bbd\u8865\u507f Etch Compensation<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4e86\u8ba9\u8680\u523b\u540e\u7684\u6210\u54c1\u7ebf\u5bbd\u8fbe\u5230\u76ee\u6807\u503c\uff0cCAM \u4f1a\u5728\u751f\u4ea7\u8d44\u6599\u4e2d\u63d0\u524d\u628a\u7ebf\u8def\u52a0\u5bbd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u76ee\u6807\u6210\u54c1\u7ebf\u5bbd\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>4.0mil\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6839\u636e\u5de5\u827a\u80fd\u529b\uff0cCAM \u8f93\u51fa\u65f6\u53ef\u80fd\u8865\u507f\u5230\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>4.4mil\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ecf\u8fc7\u8680\u523b\u4fa7\u8680\u540e\uff0c\u518d\u63a5\u8fd1 4.0mil\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u963b\u6297\u8ba1\u7b97\u4e00\u822c\u5e94\u4ee5\u9884\u8ba1\u6210\u54c1\u7ebf\u5bbd\u4e3a\u4f9d\u636e\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u4ee5\u8865\u507f\u540e\u7684\u751f\u4ea7\u8d44\u6599\u7ebf\u5bbd\u4e3a\u4f9d\u636e\u3002<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u516d\u3001\u6750\u6599\u548c\u4ecb\u7535\u53c2\u6570\u540d\u8bcd<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">45. \u4ecb\u8d28 Dielectric<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ecb\u8d28\u662f\u4fe1\u53f7\u7ebf\u4e0e\u53c2\u8003\u5c42\u4e4b\u95f4\u7684\u7edd\u7f18\u6750\u6599\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PCB \u4e2d\u5e38\u89c1\u4ecb\u8d28\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>FR-4 \u6811\u8102\u548c\u73bb\u7ea4<\/li>\n\n\n\n<li>PP<\/li>\n\n\n\n<li>Core<\/li>\n\n\n\n<li>PTFE<\/li>\n\n\n\n<li>\u9676\u74f7\u586b\u5145\u6750\u6599<\/li>\n\n\n\n<li>\u963b\u710a\u6cb9\u58a8<\/li>\n\n\n\n<li>\u7a7a\u6c14<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ecb\u8d28\u4f1a\u5f71\u54cd\u7535\u573a\u5206\u5e03\u3001\u4f20\u64ad\u901f\u5ea6\u548c\u963b\u6297\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">46. \u4ecb\u7535\u5e38\u6570 Dielectric Constant<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u89c1\u5199\u6cd5\u5305\u62ec\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Dk\nEr\n\u03b5r\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u4eec\u5728\u4e00\u822c\u5de5\u7a0b\u8bed\u5883\u4e0b\u7ecf\u5e38\u8868\u793a\u6750\u6599\u7684\u76f8\u5bf9\u4ecb\u7535\u5e38\u6570\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u60c5\u51b5\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Dk \u8d8a\u9ad8 \u2192 \u963b\u6297\u8d8a\u4f4e\nDk \u8d8a\u4f4e \u2192 \u963b\u6297\u8d8a\u9ad8\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Dk \u8fd8\u4f1a\u5f71\u54cd\u4fe1\u53f7\u4f20\u64ad\u901f\u5ea6\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">47. Er \u548c Dk \u6709\u4ec0\u4e48\u533a\u522b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5f88\u591a PCB \u8d44\u6599\u4e2d\uff0cEr \u548c Dk \u7ecf\u5e38\u6df7\u7528\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e25\u683c\u6765\u8bf4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u03b5r\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u662f\u76f8\u5bf9\u4ecb\u7535\u5e38\u6570\u7684\u7269\u7406\u7b26\u53f7\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dk \u662f\u5de5\u7a0b\u4e0a\u5e38\u7528\u7684\u53eb\u6cd5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9e\u9645\u5de5\u4f5c\u4e2d\uff0c\u770b\u5230\u4ee5\u4e0b\u5199\u6cd5\u901a\u5e38\u90fd\u5728\u8868\u8fbe\u76f8\u8fd1\u6982\u5ff5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Er<\/li>\n\n\n\n<li>\u03b5r<\/li>\n\n\n\n<li>Dk<\/li>\n\n\n\n<li>Relative Permittivity<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u6750\u6599\u624b\u518c\u4e2d\u53ef\u80fd\u540c\u65f6\u7ed9\u51fa\u4e0d\u540c\u6d4b\u8bd5\u65b9\u6cd5\u3001\u4e0d\u540c\u9891\u7387\u4e0b\u7684 Dk\uff0c\u56e0\u6b64\u4e0d\u80fd\u53ea\u770b\u4e00\u4e2a\u6570\u5b57\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">48. \u8bbe\u8ba1 Dk Design Dk<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bbe\u8ba1 Dk \u662f\u6750\u6599\u5546\u4e3a\u4e86\u7ebf\u8def\u8bbe\u8ba1\u548c\u963b\u6297\u8ba1\u7b97\u63d0\u4f9b\u7684\u63a8\u8350 Dk\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u901a\u5e38\u4f1a\u8003\u8651\u5b9e\u9645 PCB \u7ed3\u6784\u4e2d\u7684\u4f20\u64ad\u60c5\u51b5\uff0c\u56e0\u6b64\u66f4\u9002\u5408\u8f93\u5165\u963b\u6297\u8ba1\u7b97\u8f6f\u4ef6\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">49. \u89c4\u8303 Dk Specification Dk<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u89c4\u8303 Dk \u901a\u5e38\u662f\u6309\u7167\u7279\u5b9a\u6750\u6599\u6d4b\u8bd5\u6807\u51c6\u6d4b\u5f97\uff0c\u7528\u4e8e\u6750\u6599\u89c4\u683c\u5224\u5b9a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u4e0d\u4e00\u5b9a\u7b49\u4e8e\u5b9e\u9645 PCB \u8d70\u7ebf\u8868\u73b0\u51fa\u6765\u7684\u6709\u6548 Dk\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u505a\u9ad8\u9891\u6216\u9ad8\u7cbe\u5ea6\u963b\u6297\u8ba1\u7b97\u65f6\uff0c\u5e94\u786e\u8ba4\u6750\u6599\u5546\u63a8\u8350\u4f7f\u7528\u54ea\u4e00\u4e2a Dk\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">50. \u6709\u6548\u4ecb\u7535\u5e38\u6570 Effective Dielectric Constant<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\u5199\u4f5c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Dkeff\n\u03b5eff\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5916\u5c42\u5fae\u5e26\u7ebf\u7684\u7535\u78c1\u573a\u4e00\u90e8\u5206\u5728 PCB \u4ecb\u8d28\u4e2d\uff0c\u4e00\u90e8\u5206\u5728\u7a7a\u6c14\u6216\u963b\u710a\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u4fe1\u53f7\u5b9e\u9645\u611f\u53d7\u5230\u7684\u4ecb\u7535\u5e38\u6570\uff0c\u901a\u5e38\u4ecb\u4e8e\u7a7a\u6c14\u548c\u57fa\u6750 Dk \u4e4b\u95f4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e2a\u7efc\u5408\u540e\u7684\u503c\u53eb\u6709\u6548\u4ecb\u7535\u5e38\u6570\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e26\u72b6\u7ebf\u7684\u573a\u5927\u90e8\u5206\u4f4d\u4e8e\u4ecb\u8d28\u5185\u90e8\uff0c\u56e0\u6b64\u5176\u6709\u6548\u4ecb\u7535\u5e38\u6570\u901a\u5e38\u66f4\u63a5\u8fd1\u6750\u6599\u672c\u8eab\u7684 Dk\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">51. \u4ecb\u8d28\u635f\u8017 Df<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u82f1\u6587\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Dissipation Factor\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u89c1\u5199\u6cd5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Df\ntan\u03b4\nLoss Tangent\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Df \u8868\u793a\u4ecb\u8d28\u628a\u4e00\u90e8\u5206\u4fe1\u53f7\u80fd\u91cf\u8f6c\u5316\u6210\u70ed\u91cf\u7684\u7a0b\u5ea6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u6765\u8bf4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Df \u8d8a\u4f4e \u2192 \u9ad8\u9891\u635f\u8017\u8d8a\u5c0f\nDf \u8d8a\u9ad8 \u2192 \u9ad8\u9891\u635f\u8017\u8d8a\u5927\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Dk \u4e3b\u8981\u5f71\u54cd\u963b\u6297\u548c\u4f20\u64ad\u901f\u5ea6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Df \u4e3b\u8981\u5f71\u54cd\u4fe1\u53f7\u635f\u8017\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e24\u8005\u4e0d\u8981\u6df7\u6dc6\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">52. \u73bb\u7ea4\u6548\u5e94 Fiber Weave Effect<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">FR-4 \u7531\u6811\u8102\u548c\u73bb\u7483\u7ea4\u7ef4\u7ec4\u6210\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u73bb\u7ea4\u548c\u6811\u8102\u7684 Dk \u4e0d\u5b8c\u5168\u76f8\u540c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u5f88\u7ec6\u7684\u9ad8\u901f\u5dee\u5206\u7ebf\uff0c\u4e00\u6839\u66f4\u591a\u5730\u7ecf\u8fc7\u73bb\u7ea4\u533a\u57df\uff0c\u53e6\u4e00\u6839\u66f4\u591a\u5730\u7ecf\u8fc7\u6811\u8102\u533a\u57df\uff0c\u4e24\u6839\u7ebf\u7684\u4f20\u64ad\u901f\u5ea6\u53ef\u80fd\u4ea7\u751f\u5dee\u5f02\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u53eb\u73bb\u7ea4\u6548\u5e94\uff0c\u4e5f\u53eb\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Fiber Weave Effect\nGlass Weave Effect\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u53ef\u80fd\u5f15\u8d77\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5dee\u5206\u5bf9\u5ef6\u8fdf\u4e0d\u4e00\u81f4<\/li>\n\n\n\n<li>\u5dee\u5206\u8f6c\u5171\u6a21<\/li>\n\n\n\n<li>\u4fe1\u53f7\u8d28\u91cf\u4e0b\u964d<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u666e\u901a\u677f\u5382\u963b\u6297\u8ba1\u7b97\u4e2d\u4e0d\u4e00\u5b9a\u5929\u5929\u5904\u7406\uff0c\u4f46\u9ad8\u901f\u9ad8\u9891\u4ea7\u54c1\u53ef\u80fd\u4f1a\u9047\u5230\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">53. \u6811\u8102\u542b\u91cf Resin Content<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">PP \u4e2d\u6811\u8102\u6240\u5360\u7684\u6bd4\u4f8b\u53eb\u6811\u8102\u542b\u91cf\uff0c\u5e38\u5199\u4f5c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>RC\nResin Content\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6811\u8102\u542b\u91cf\u4f1a\u5f71\u54cd\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u538b\u5408\u540e\u539a\u5ea6<\/li>\n\n\n\n<li>\u5b9e\u9645 Dk<\/li>\n\n\n\n<li>\u586b\u80f6\u80fd\u529b<\/li>\n\n\n\n<li>\u963b\u6297<\/li>\n\n\n\n<li>\u538b\u5408\u54c1\u8d28<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u540c\u4e00\u79cd\u73bb\u7ea4\u5e03\uff0c\u4e0d\u540c\u6811\u8102\u542b\u91cf\u7684 PP\uff0c\u538b\u5408\u540e\u539a\u5ea6\u548c\u7535\u6027\u80fd\u53ef\u80fd\u4e0d\u540c\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">54. Core \u82af\u677f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Core \u662f\u5df2\u7ecf\u56fa\u5316\u3001\u4e24\u9762\u901a\u5e38\u5e26\u94dc\u7684\u82af\u677f\u6750\u6599\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u94dc\n\u4ecb\u8d28\n\u94dc\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u591a\u5c42\u677f\u4e2d\uff0cCore \u5e38\u4f5c\u4e3a\u5185\u5c42\u7ebf\u8def\u7684\u57fa\u7840\u7ed3\u6784\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">55. PP \u534a\u56fa\u5316\u7247<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">PP \u662f Prepreg \u7684\u7b80\u79f0\uff0c\u4e2d\u6587\u53eb\u534a\u56fa\u5316\u7247\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u538b\u5408\u65f6 PP \u4e2d\u7684\u6811\u8102\u53d7\u70ed\u6d41\u52a8\u5e76\u56fa\u5316\uff0c\u7528\u4e8e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7c98\u5408\u5404\u5c42<\/li>\n\n\n\n<li>\u586b\u5145\u7ebf\u8def\u95f4\u9699<\/li>\n\n\n\n<li>\u5f62\u6210\u5c42\u95f4\u4ecb\u8d28\u539a\u5ea6<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u8ba1\u7b97\u4e2d\uff0cPP \u7684\u538b\u5408\u540e\u539a\u5ea6\u975e\u5e38\u91cd\u8981\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">56. \u538b\u5408\u540e\u539a\u5ea6 Pressed Thickness<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">PP \u538b\u5408\u524d\u6709\u4e00\u4e2a\u6807\u79f0\u539a\u5ea6\uff0c\u4f46\u7ecf\u8fc7\u9ad8\u6e29\u9ad8\u538b\u540e\uff0c\u6811\u8102\u4f1a\u6d41\u52a8\u5e76\u586b\u5145\u7ebf\u8def\u7a7a\u9699\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u7ec8\u5f62\u6210\u7684\u539a\u5ea6\u53eb\u538b\u5408\u540e\u539a\u5ea6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u8ba1\u7b97\u5e94\u5c3d\u91cf\u4f7f\u7528\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u5b9e\u9645\u6216\u9884\u8ba1\u7684\u538b\u5408\u540e\u4ecb\u8d28\u539a\u5ea6\u3002<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e03\u3001\u963b\u710a\u76f8\u5173\u540d\u8bcd<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">57. \u963b\u710a Solder Mask<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u710a\u5c31\u662f PCB \u8868\u9762\u7684\u7eff\u6cb9\u3001\u9ed1\u6cb9\u3001\u767d\u6cb9\u7b49\u4fdd\u62a4\u6d82\u5c42\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u710a\u4e5f\u662f\u4e00\u79cd\u4ecb\u8d28\uff0c\u56e0\u6b64\u4f1a\u5f71\u54cd\u5916\u5c42\u963b\u6297\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u60c5\u51b5\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u8986\u76d6\u963b\u710a \u2192 \u5916\u5c42\u963b\u6297\u4e0b\u964d\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9e\u9645\u53d8\u5316\u91cf\u53d6\u51b3\u4e8e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u963b\u710a\u539a\u5ea6<\/li>\n\n\n\n<li>\u963b\u710a Dk<\/li>\n\n\n\n<li>\u7ebf\u5bbd<\/li>\n\n\n\n<li>\u94dc\u539a<\/li>\n\n\n\n<li>\u7ebf\u8ddd<\/li>\n\n\n\n<li>\u662f\u5426\u586b\u6ee1\u7ebf\u95f4\u533a\u57df<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">58. \u963b\u710a\u539a\u5ea6 Solder Mask Thickness<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u710a\u5728\u94dc\u9762\u4e0a\u548c\u57fa\u6750\u4e0a\u7684\u539a\u5ea6\u53ef\u80fd\u5e76\u4e0d\u76f8\u540c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u8f6f\u4ef6\u4e2d\u6709\u65f6\u4f1a\u8981\u6c42\u586b\u5199\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u94dc\u7ebf\u4e0a\u65b9\u963b\u710a\u539a\u5ea6<\/li>\n\n\n\n<li>\u7ebf\u8def\u95f4\u963b\u710a\u539a\u5ea6<\/li>\n\n\n\n<li>\u963b\u710a Dk<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u53ea\u662f\u4f30\u7b97\uff0c\u53ef\u4ee5\u91c7\u7528\u5de5\u5382\u7ecf\u9a8c\u503c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u8981\u6c42\u5f88\u9ad8\uff0c\u5219\u5e94\u7ed3\u5408\u5b9e\u9645\u5207\u7247\u6570\u636e\u4fee\u6b63\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">59. \u963b\u710a\u5f00\u7a97 Solder Mask Opening<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u67d0\u4e9b\u963b\u6297\u7ebf\u6216\u6d4b\u8bd5\u6761\u4e0a\u65b9\u53ef\u80fd\u4e0d\u5f00\u963b\u710a\uff0c\u4f7f\u7ebf\u8def\u76f4\u63a5\u66b4\u9732\u5728\u7a7a\u6c14\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6709\u963b\u710a\u548c\u65e0\u963b\u710a\u7684\u963b\u6297\u4f1a\u4e0d\u540c\uff0c\u56e0\u6b64\u6d4b\u8bd5\u6761\u7684\u963b\u710a\u6761\u4ef6\u5e94\u5c3d\u91cf\u548c\u677f\u5185\u963b\u6297\u7ebf\u4fdd\u6301\u4e00\u81f4\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u516b\u3001\u8fc7\u5b54\u3001\u710a\u76d8\u548c\u5c40\u90e8\u7ed3\u6784\u540d\u8bcd<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">60. \u8fc7\u5b54 Via<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fc7\u5b54\u7528\u4e8e\u8ba9\u4fe1\u53f7\u4ece\u4e00\u5c42\u5207\u6362\u5230\u53e6\u4e00\u5c42\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u901f\u4fe1\u53f7\u7ecf\u8fc7\u8fc7\u5b54\u65f6\uff0c\u8fc7\u5b54\u672c\u8eab\u4e5f\u6709\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7535\u611f<\/li>\n\n\n\n<li>\u7535\u5bb9<\/li>\n\n\n\n<li>\u963b\u6297\u53d8\u5316<\/li>\n\n\n\n<li>\u53cd\u5c04<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u6574\u6761\u9ad8\u901f\u901a\u9053\u5e76\u4e0d\u662f\u53ea\u770b\u5e73\u9762\u8d70\u7ebf\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">61. \u8fc7\u5b54\u6b8b\u6869 Via Stub<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u901f\u4fe1\u53f7\u6362\u5c42\u540e\uff0c\u8fc7\u5b54\u4e2d\u6ca1\u6709\u88ab\u4f7f\u7528\u7684\u90a3\u4e00\u6bb5\u5b54\u94dc\u53eb\u8fc7\u5b54\u6b8b\u6869\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u4fe1\u53f7\u53ea\u4ece L1 \u5230 L4\uff0c\u4f46\u901a\u5b54\u4e00\u76f4\u5ef6\u4f38\u5230 L10\uff0c\u90a3\u4e48 L4 \u5230 L10 \u7684\u90e8\u5206\u5c31\u53ef\u80fd\u5f62\u6210\u6b8b\u6869\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b8b\u6869\u4f1a\u4ea7\u751f\u8c10\u632f\u548c\u53cd\u5c04\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">62. \u80cc\u94bb Backdrill<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u80cc\u94bb\u662f\u4ece\u677f\u9762\u94bb\u6389\u65e0\u7528\u7684\u8fc7\u5b54\u6b8b\u6869\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u8981\u76ee\u7684\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u51cf\u5c11\u6b8b\u6869\u957f\u5ea6<\/li>\n\n\n\n<li>\u964d\u4f4e\u53cd\u5c04<\/li>\n\n\n\n<li>\u6539\u5584\u9ad8\u901f\u4fe1\u53f7\u8d28\u91cf<\/li>\n\n\n\n<li>\u964d\u4f4e\u63d2\u5165\u635f\u8017\u5f02\u5e38<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u80cc\u94bb\u5e76\u4e0d\u662f\u4e3a\u4e86\u6539\u53d8\u666e\u901a\u5e73\u9762\u8d70\u7ebf\u7684\u963b\u6297\uff0c\u800c\u662f\u4e3a\u4e86\u6539\u5584\u8fc7\u5b54\u4f4d\u7f6e\u7684\u963b\u6297\u8fde\u7eed\u6027\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">63. \u710a\u76d8 Pad<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u53f7\u7ebf\u8fdb\u5165\u710a\u76d8\u65f6\uff0c\u94dc\u9762\u79ef\u7a81\u7136\u53d8\u5927\uff0c\u5c40\u90e8\u7535\u5bb9\u589e\u52a0\uff0c\u963b\u6297\u901a\u5e38\u4f1a\u4e0b\u964d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u9ad8\u901f\u8fde\u63a5\u5668\u3001BGA \u710a\u76d8\u7b49\u533a\u57df\u53ef\u80fd\u51fa\u73b0\u5c40\u90e8\u4f4e\u963b\u6297\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">64. \u53cd\u710a\u76d8 Antipad<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7535\u6e90\u5c42\u6216\u5730\u5c42\u4e2d\u56f4\u7ed5\u8fc7\u5b54\u7684\u65e0\u94dc\u5f00\u7a97\uff0c\u53eb\u53cd\u710a\u76d8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53cd\u710a\u76d8\u5c3a\u5bf8\u4f1a\u5f71\u54cd\u8fc7\u5b54\u4e0e\u5e73\u9762\u4e4b\u95f4\u7684\u7535\u5bb9\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u6765\u8bf4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u53cd\u710a\u76d8\u8d8a\u5c0f \u2192 \u8fc7\u5b54\u5bf9\u5e73\u9762\u7535\u5bb9\u8d8a\u5927\n\u53cd\u710a\u76d8\u8d8a\u5927 \u2192 \u8fc7\u5b54\u5bf9\u5e73\u9762\u7535\u5bb9\u8d8a\u5c0f\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u901f\u8fc7\u5b54\u963b\u6297\u4f18\u5316\u65f6\u53ef\u80fd\u4f1a\u8c03\u6574\u53cd\u710a\u76d8\u5c3a\u5bf8\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">65. \u6cea\u6ef4 Teardrop<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6cea\u6ef4\u662f\u8d70\u7ebf\u4e0e\u710a\u76d8\u6216\u8fc7\u5b54\u8fde\u63a5\u5904\u7684\u52a0\u5bbd\u7ed3\u6784\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u4e3b\u8981\u7528\u4e8e\u63d0\u9ad8\u5236\u9020\u53ef\u9760\u6027\uff0c\u4f46\u4f1a\u5f62\u6210\u5c40\u90e8\u51e0\u4f55\u53d8\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u77ed\u5c0f\u7684\u6cea\u6ef4\u5f71\u54cd\u6709\u9650\uff0c\u4f46\u5bf9\u4e8e\u6781\u9ad8\u901f\u3001\u5c04\u9891\u6216\u975e\u5e38\u4e25\u683c\u7684\u963b\u6297\u7ed3\u6784\uff0c\u4e5f\u9700\u8981\u8003\u8651\u5c40\u90e8\u963b\u6297\u53d8\u5316\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">66. \u9888\u7f29 Neck-down<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8d70\u7ebf\u8fdb\u5165 BGA\u3001\u8fde\u63a5\u5668\u6216\u7a84\u533a\u57df\u65f6\uff0c\u7ebf\u5bbd\u88ab\u5c40\u90e8\u7f29\u5c0f\uff0c\u53eb\u9888\u7f29\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ebf\u5bbd\u53d8\u7a84\u901a\u5e38\u4f1a\u4f7f\u5c40\u90e8\u963b\u6297\u5347\u9ad8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u9888\u7f29\u957f\u5ea6\u5f88\u77ed\uff0c\u5f71\u54cd\u53ef\u80fd\u6709\u9650\uff1b\u5982\u679c\u8fc7\u957f\uff0c\u5219\u53ef\u80fd\u6210\u4e3a\u660e\u663e\u7684\u963b\u6297\u4e0d\u8fde\u7eed\u70b9\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e5d\u3001\u963b\u6297\u8ba1\u7b97\u8f6f\u4ef6\u5e38\u89c1\u540d\u8bcd<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">67. \u963b\u6297\u6a21\u578b Impedance Model<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u6a21\u578b\u662f\u8f6f\u4ef6\u7528\u6765\u4ee3\u8868\u771f\u5b9e PCB \u622a\u9762\u7ed3\u6784\u7684\u8ba1\u7b97\u5f62\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u89c1\u6a21\u578b\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Surface Microstrip<\/li>\n\n\n\n<li>Coated Microstrip<\/li>\n\n\n\n<li>Embedded Microstrip<\/li>\n\n\n\n<li>Symmetric Stripline<\/li>\n\n\n\n<li>Asymmetric Stripline<\/li>\n\n\n\n<li>Edge-coupled Differential<\/li>\n\n\n\n<li>Broadside-coupled Differential<\/li>\n\n\n\n<li>Coplanar Waveguide<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a21\u578b\u9009\u9519\uff0c\u5373\u4f7f\u53c2\u6570\u5168\u90e8\u586b\u5199\u6b63\u786e\uff0c\u8ba1\u7b97\u7ed3\u679c\u4e5f\u53ef\u80fd\u4e0d\u5bf9\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">68. \u573a\u6c42\u89e3\u5668 Field Solver<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u573a\u6c42\u89e3\u5668\u662f\u901a\u8fc7\u7535\u78c1\u573a\u65b9\u6cd5\u8ba1\u7b97\u963b\u6297\u3001\u7535\u5bb9\u3001\u7535\u611f\u7b49\u53c2\u6570\u7684\u8f6f\u4ef6\u6838\u5fc3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u89c1\u963b\u6297\u8f6f\u4ef6\u80cc\u540e\u4f1a\u91c7\u7528\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e8c\u7ef4\u573a\u6c42\u89e3<\/li>\n\n\n\n<li>\u8fb9\u754c\u5143\u6cd5<\/li>\n\n\n\n<li>\u6709\u9650\u5143\u6cd5<\/li>\n\n\n\n<li>\u89e3\u6790\u8fd1\u4f3c\u516c\u5f0f<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u7cbe\u5ea6\u5de5\u5177\u901a\u5e38\u6bd4\u7b80\u5355\u7ecf\u9a8c\u516c\u5f0f\u80fd\u5904\u7406\u66f4\u591a\u590d\u6742\u7ed3\u6784\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">69. \u4e8c\u7ef4\u573a\u6c42\u89e3\u5668 2D Field Solver<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e8c\u7ef4\u573a\u6c42\u89e3\u5668\u628a PCB \u7ebf\u8def\u770b\u6210\u6cbf\u957f\u5ea6\u65b9\u5411\u622a\u9762\u4e0d\u53d8\uff0c\u7136\u540e\u8ba1\u7b97\u6a2a\u622a\u9762\u4e0a\u7684\u7535\u78c1\u573a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u9002\u5408\u8ba1\u7b97\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u76f4\u7ebf\u5fae\u5e26<\/li>\n\n\n\n<li>\u5e26\u72b6\u7ebf<\/li>\n\n\n\n<li>\u5dee\u5206\u7ebf<\/li>\n\n\n\n<li>\u5171\u9762\u6ce2\u5bfc<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u5b83\u4e0d\u9002\u5408\u7cbe\u786e\u5206\u6790\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8fc7\u5b54<\/li>\n\n\n\n<li>\u710a\u76d8<\/li>\n\n\n\n<li>\u8fde\u63a5\u5668<\/li>\n\n\n\n<li>\u5f2f\u66f2<\/li>\n\n\n\n<li>\u5c40\u90e8\u5f00\u7a97<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e9b\u4e09\u7ef4\u7ed3\u6784\u901a\u5e38\u9700\u8981 3D \u573a\u6c42\u89e3\u5668\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">70. \u76ee\u6807\u963b\u6297 Target Impedance<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5ba2\u6237\u8981\u6c42\u8fbe\u5230\u7684\u963b\u6297\u503c\u53eb\u76ee\u6807\u963b\u6297\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>50\u03a9\n90\u03a9\n100\u03a9\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8ba1\u7b97\u8f6f\u4ef6\u4f1a\u6839\u636e\u76ee\u6807\u963b\u6297\u53cd\u63a8\u5efa\u8bae\u7ebf\u5bbd\u3001\u7ebf\u8ddd\u6216\u5c42\u95f4\u8ddd\u79bb\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">71. \u963b\u6297\u516c\u5dee Impedance Tolerance<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5ba2\u6237\u5141\u8bb8\u7684\u963b\u6297\u504f\u5dee\u8303\u56f4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>50\u03a9 \u00b110%\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u5e94\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>45\u03a9\uff5e55\u03a9\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u5199\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>100\u03a9 \u00b18\u03a9\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u5e94\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>92\u03a9\uff5e108\u03a9\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8981\u6ce8\u610f\u201c\u767e\u5206\u6bd4\u516c\u5dee\u201d\u548c\u201c\u56fa\u5b9a\u6b27\u59c6\u516c\u5dee\u201d\u4e0d\u662f\u4e00\u79cd\u5199\u6cd5\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">72. \u540d\u4e49\u503c Nominal Value<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u540d\u4e49\u503c\u5c31\u662f\u8bbe\u8ba1\u76ee\u6807\u6216\u6807\u79f0\u503c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>100\u03a9 \u00b110%\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u4e2d 100\u03a9 \u662f\u540d\u4e49\u503c\uff0c90\u03a9\uff5e110\u03a9 \u662f\u5141\u8bb8\u8303\u56f4\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">73. \u5de5\u827a\u80fd\u529b Process Capability<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5de5\u827a\u80fd\u529b\u8868\u793a\u677f\u5382\u80fd\u5426\u7a33\u5b9a\u5730\u628a\u7ebf\u5bbd\u3001\u94dc\u539a\u3001\u4ecb\u8d28\u539a\u5ea6\u548c\u963b\u6297\u63a7\u5236\u5728\u8981\u6c42\u8303\u56f4\u5185\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u80fd\u5426\u7a33\u5b9a\uff0c\u53d6\u51b3\u4e8e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8680\u523b\u5747\u5300\u6027<\/li>\n\n\n\n<li>\u7535\u9540\u5747\u5300\u6027<\/li>\n\n\n\n<li>\u538b\u5408\u539a\u5ea6\u7a33\u5b9a\u6027<\/li>\n\n\n\n<li>\u6750\u6599\u6279\u6b21<\/li>\n\n\n\n<li>\u7ebf\u5bbd\u6d4b\u91cf\u80fd\u529b<\/li>\n\n\n\n<li>TDR \u6d4b\u8bd5\u80fd\u529b<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u662f\u8f6f\u4ef6\u8ba1\u7b97\u51fa 50\u03a9\uff0c\u751f\u4ea7\u51fa\u6765\u5c31\u4e00\u5b9a\u662f 50\u03a9\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">74. \u963b\u6297\u8865\u507f Impedance Compensation<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6839\u636e\u5386\u53f2\u5b9e\u6d4b\u7ed3\u679c\uff0c\u5bf9\u8f6f\u4ef6\u8ba1\u7b97\u503c\u6216\u751f\u4ea7\u53c2\u6570\u8fdb\u884c\u4fee\u6b63\uff0c\u53eb\u963b\u6297\u8865\u507f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u8f6f\u4ef6\u8ba1\u7b97\u6309 4.0mil \u5e94\u4e3a 50\u03a9\uff0c\u4f46\u957f\u671f\u5b9e\u6d4b\u504f\u4f4e\uff0c\u90a3\u4e48\u677f\u5382\u53ef\u80fd\u6839\u636e\u7ecf\u9a8c\u8c03\u6574\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8bbe\u8ba1\u7ebf\u5bbd<\/li>\n\n\n\n<li>\u7ebf\u8ddd<\/li>\n\n\n\n<li>\u538b\u5408\u539a\u5ea6<\/li>\n\n\n\n<li>\u6750\u6599 Dk \u53c2\u6570<\/li>\n\n\n\n<li>\u8ba1\u7b97\u6a21\u578b<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u7c7b\u4fee\u6b63\u5e94\u6765\u81ea\u7a33\u5b9a\u6570\u636e\uff0c\u800c\u4e0d\u662f\u51ed\u611f\u89c9\u4fee\u6539\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5341\u3001\u963b\u6297\u6d4b\u8bd5\u540d\u8bcd<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">75. \u963b\u6297\u6d4b\u8bd5\u6761 Impedance Coupon<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u6d4b\u8bd5\u6761\u662f\u5728\u62fc\u677f\u8fb9\u6216\u5de5\u827a\u8fb9\u4e0a\u5236\u4f5c\u7684\u4e13\u7528\u6d4b\u8bd5\u7ed3\u6784\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u5c3d\u91cf\u6a21\u62df\u677f\u5185\u963b\u6297\u7ebf\u7684\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5c42\u522b<\/li>\n\n\n\n<li>\u53c2\u8003\u5c42<\/li>\n\n\n\n<li>\u7ebf\u5bbd<\/li>\n\n\n\n<li>\u7ebf\u8ddd<\/li>\n\n\n\n<li>\u94dc\u539a<\/li>\n\n\n\n<li>\u4ecb\u8d28\u539a\u5ea6<\/li>\n\n\n\n<li>\u963b\u710a\u6761\u4ef6<\/li>\n\n\n\n<li>\u6750\u6599\u548c\u538b\u5408\u6761\u4ef6<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u82f1\u6587\u5e38\u89c1\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Impedance Coupon\nTest Coupon\nControlled Impedance Coupon\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">76. Coupon<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Coupon \u539f\u610f\u53ef\u4ee5\u7406\u89e3\u4e3a\u4ece\u751f\u4ea7\u677f\u7ed3\u6784\u4e2d\u5355\u72ec\u8bbe\u7f6e\u51fa\u6765\u7684\u4e00\u5c0f\u5757\u6d4b\u8bd5\u6837\u7247\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9664\u4e86\u963b\u6297 Coupon\uff0c\u8fd8\u53ef\u80fd\u6709\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5207\u7247 Coupon<\/li>\n\n\n\n<li>\u7535\u9540 Coupon<\/li>\n\n\n\n<li>IST Coupon<\/li>\n\n\n\n<li>\u70ed\u5e94\u529b Coupon<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u770b\u5230 Coupon \u65f6\uff0c\u8981\u7ed3\u5408\u4e0a\u4e0b\u6587\u5224\u65ad\u6d4b\u8bd5\u5185\u5bb9\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">77. TDR \u65f6\u57df\u53cd\u5c04\u4eea<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">TDR \u5168\u79f0\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Time Domain Reflectometer\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e2d\u6587\u53eb\u65f6\u57df\u53cd\u5c04\u4eea\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u5411\u4f20\u8f93\u7ebf\u4e2d\u53d1\u51fa\u5feb\u901f\u4e0a\u5347\u7684\u4fe1\u53f7\uff0c\u7136\u540e\u89c2\u5bdf\u8fd4\u56de\u7684\u53cd\u5c04\uff0c\u4ece\u800c\u8ba1\u7b97\u7ebf\u8def\u6cbf\u9014\u7684\u963b\u6297\u53d8\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">TDR \u80fd\u770b\u5230\u7684\u901a\u5e38\u4e0d\u662f\u5355\u72ec\u4e00\u4e2a\u6570\u5b57\uff0c\u800c\u662f\u4e00\u6761\u963b\u6297\u66f2\u7ebf\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">78. \u4e0a\u5347\u65f6\u95f4 Rise Time<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">TDR \u53d1\u51fa\u7684\u6d4b\u8bd5\u4fe1\u53f7\u5e76\u4e0d\u662f\u77ac\u95f4\u4ece 0 \u8df3\u5230\u6700\u5927\u503c\uff0c\u800c\u9700\u8981\u4e00\u4e2a\u5f88\u77ed\u7684\u4e0a\u5347\u65f6\u95f4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u5347\u65f6\u95f4\u8d8a\u77ed\uff0c\u901a\u5e38\u8d8a\u80fd\u770b\u5230\u66f4\u5c0f\u3001\u66f4\u77ed\u7684\u963b\u6297\u7ed3\u6784\u53d8\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u6d4b\u8bd5\u7ed3\u679c\u4e5f\u66f4\u5bb9\u6613\u53d7\u5230\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u63a2\u5934<\/li>\n\n\n\n<li>\u63a5\u5934<\/li>\n\n\n\n<li>\u6d4b\u8bd5\u5939\u5177<\/li>\n\n\n\n<li>\u6d4b\u8bd5\u6761\u5165\u53e3<\/li>\n\n\n\n<li>\u9ad8\u9891\u635f\u8017<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b49\u56e0\u7d20\u5f71\u54cd\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">79. \u6d4b\u8bd5\u63a2\u5934 Probe<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">TDR \u4eea\u5668\u9700\u8981\u901a\u8fc7\u63a2\u5934\u4e0e\u6d4b\u8bd5\u6761\u63a5\u89e6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5355\u7aef\u548c\u5dee\u5206\u6d4b\u8bd5\u4f7f\u7528\u7684\u63a2\u5934\u7ed3\u6784\u4e0d\u540c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u63a2\u5934\u63a5\u89e6\u4e0d\u826f\u53ef\u80fd\u9020\u6210\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u66f2\u7ebf\u6296\u52a8<\/li>\n\n\n\n<li>\u963b\u6297\u5f02\u5e38<\/li>\n\n\n\n<li>\u91cd\u590d\u6d4b\u8bd5\u4e0d\u4e00\u81f4<\/li>\n\n\n\n<li>\u5165\u53e3\u4f4d\u7f6e\u51fa\u73b0\u5927\u53cd\u5c04<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">80. \u6d4b\u8bd5\u5939\u5177 Fixture<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fde\u63a5\u4eea\u5668\u548c\u88ab\u6d4b\u7ebf\u8def\u7684\u7ed3\u6784\u53eb\u6d4b\u8bd5\u5939\u5177\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u53ef\u80fd\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u63a2\u5934<\/li>\n\n\n\n<li>\u8fde\u63a5\u5668<\/li>\n\n\n\n<li>\u540c\u8f74\u7ebf<\/li>\n\n\n\n<li>\u8f6c\u63a5\u677f<\/li>\n\n\n\n<li>\u6d4b\u8bd5\u5ea7<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5939\u5177\u81ea\u8eab\u4e5f\u6709\u963b\u6297\u548c\u635f\u8017\uff0c\u56e0\u6b64\u9ad8\u7cbe\u5ea6\u6d4b\u91cf\u65f6\u9700\u8981\u6821\u51c6\u6216\u53bb\u9664\u5939\u5177\u5f71\u54cd\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">81. \u6821\u51c6 Calibration<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6d4b\u8bd5\u524d\u901a\u8fc7\u6807\u51c6\u4ef6\u4fee\u6b63\u4eea\u5668\u3001\u7ebf\u7f06\u548c\u63a2\u5934\u8bef\u5dee\u7684\u8fc7\u7a0b\u53eb\u6821\u51c6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u6ca1\u6709\u6b63\u786e\u6821\u51c6\uff0c\u6d4b\u8bd5\u503c\u53ef\u80fd\u6574\u4f53\u504f\u9ad8\u6216\u504f\u4f4e\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">82. \u6d4b\u8bd5\u7a97\u53e3 Measurement Window<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u6d4b\u8bd5\u6761\u7684\u8d77\u70b9\u548c\u7ec8\u70b9\u901a\u5e38\u4f1a\u53d7\u5230\u63a2\u5934\u63a5\u89e6\u3001\u710a\u76d8\u548c\u672b\u7aef\u53cd\u5c04\u5f71\u54cd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u6d4b\u8bd5\u65f6\u4e0d\u4f1a\u76f4\u63a5\u53d6\u6574\u6761\u66f2\u7ebf\uff0c\u800c\u662f\u5728\u4e2d\u95f4\u9009\u62e9\u4e00\u6bb5\u8f83\u7a33\u5b9a\u533a\u57df\u8fdb\u884c\u5224\u5b9a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6bb5\u533a\u57df\u53eb\u6d4b\u8bd5\u7a97\u53e3\u6216\u6d4b\u91cf\u7a97\u53e3\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">83. \u5e73\u5747\u963b\u6297 Average Impedance<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u9009\u5b9a\u6d4b\u8bd5\u7a97\u53e3\u5185\uff0c\u628a\u591a\u4e2a\u963b\u6297\u70b9\u8fdb\u884c\u5e73\u5747\uff0c\u5f97\u5230\u5e73\u5747\u963b\u6297\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u66f2\u7ebf\u5728\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>98\u03a9\uff5e102\u03a9\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e4b\u95f4\u8f7b\u5fae\u6ce2\u52a8\uff0c\u5e73\u5747\u503c\u53ef\u80fd\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>100.1\u03a9\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u53ea\u770b\u5e73\u5747\u503c\u4e0d\u4e00\u5b9a\u80fd\u53d1\u73b0\u5c40\u90e8\u5f02\u5e38\uff0c\u6240\u4ee5\u8fd8\u8981\u89c2\u5bdf\u66f2\u7ebf\u5f62\u72b6\u548c\u6ce2\u52a8\u8303\u56f4\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">84. \u963b\u6297\u66f2\u7ebf Impedance Profile<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">TDR \u6d4b\u8bd5\u540e\u663e\u793a\u7684\u963b\u6297\u968f\u4f4d\u7f6e\u6216\u65f6\u95f4\u53d8\u5316\u7684\u66f2\u7ebf\uff0c\u53eb\u963b\u6297\u66f2\u7ebf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7406\u60f3\u60c5\u51b5\u4e0b\uff0c\u6d4b\u8bd5\u6bb5\u5e94\u76f8\u5bf9\u5e73\u7a33\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u66f2\u7ebf\u4e0d\u65ad\u4e0a\u4e0b\u53d8\u5316\uff0c\u53ef\u80fd\u4e0e\u4ee5\u4e0b\u95ee\u9898\u6709\u5173\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7ebf\u5bbd\u4e0d\u5747<\/li>\n\n\n\n<li>\u94dc\u539a\u4e0d\u5747<\/li>\n\n\n\n<li>\u53c2\u8003\u5c42\u53d8\u5316<\/li>\n\n\n\n<li>\u6d4b\u8bd5\u6761\u8bbe\u8ba1<\/li>\n\n\n\n<li>\u63a2\u5934\u63a5\u89e6<\/li>\n\n\n\n<li>\u73bb\u7ea4\u548c\u6750\u6599\u4e0d\u5747\u5300<\/li>\n\n\n\n<li>\u8680\u523b\u6ce2\u52a8<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">85. \u5f00\u8def Open Circuit<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ebf\u8def\u672b\u7aef\u6ca1\u6709\u8fde\u63a5\u8d1f\u8f7d\uff0c\u76f8\u5f53\u4e8e\u65ad\u5f00\uff0c\u53eb\u5f00\u8def\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">TDR \u4fe1\u53f7\u5230\u8fbe\u5f00\u8def\u672b\u7aef\u65f6\uff0c\u4f1a\u4ea7\u751f\u5f3a\u70c8\u6b63\u5411\u53cd\u5c04\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">86. \u77ed\u8def Short Circuit<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ebf\u8def\u672b\u7aef\u76f4\u63a5\u63a5\u5730\u6216\u4e24\u7aef\u77ed\u63a5\uff0c\u53eb\u77ed\u8def\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">TDR \u4fe1\u53f7\u5230\u8fbe\u77ed\u8def\u70b9\u65f6\uff0c\u4f1a\u4ea7\u751f\u5f3a\u70c8\u8d1f\u5411\u53cd\u5c04\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">87. \u4f20\u64ad\u5ef6\u8fdf Propagation Delay<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u53f7\u4ece\u7ebf\u8def\u4e00\u7aef\u4f20\u64ad\u5230\u53e6\u4e00\u7aef\u9700\u8981\u65f6\u95f4\uff0c\u8fd9\u4e2a\u65f6\u95f4\u53eb\u4f20\u64ad\u5ef6\u8fdf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u89c1\u5355\u4f4d\u6709\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ps<\/li>\n\n\n\n<li>ns<\/li>\n\n\n\n<li>ps\/in<\/li>\n\n\n\n<li>ps\/mm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f20\u64ad\u5ef6\u8fdf\u4e3b\u8981\u4e0e\u4ee5\u4e0b\u56e0\u7d20\u6709\u5173\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7ebf\u8def\u957f\u5ea6<\/li>\n\n\n\n<li>\u6709\u6548\u4ecb\u7535\u5e38\u6570<\/li>\n\n\n\n<li>\u4f20\u8f93\u7ebf\u7ed3\u6784<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">88. \u4f20\u64ad\u901f\u5ea6 Propagation Velocity<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u53f7\u5728 PCB \u4f20\u8f93\u7ebf\u4e2d\u7684\u4f20\u64ad\u901f\u5ea6\u4f4e\u4e8e\u771f\u7a7a\u5149\u901f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6750\u6599 Dk \u8d8a\u9ad8\uff0c\u4e00\u822c\u4f20\u64ad\u901f\u5ea6\u8d8a\u6162\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u4e24\u6839\u5dee\u5206\u7ebf\u5373\u4f7f\u7269\u7406\u957f\u5ea6\u76f8\u540c\uff0c\u5982\u679c\u7ecf\u8fc7\u7684\u6709\u6548\u4ecb\u8d28\u73af\u5883\u4e0d\u540c\uff0c\u4e5f\u53ef\u80fd\u4ea7\u751f\u4e0d\u540c\u5ef6\u8fdf\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">89. \u7535\u6c14\u957f\u5ea6 Electrical Length<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7535\u6c14\u957f\u5ea6\u4e0d\u662f\u5355\u7eaf\u770b\u6beb\u7c73\u6570\uff0c\u800c\u662f\u770b\u7ebf\u8def\u76f8\u5bf9\u4e8e\u4fe1\u53f7\u6ce2\u957f\u6216\u4f20\u64ad\u65f6\u95f4\u6709\u591a\u957f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e24\u6bb5\u7269\u7406\u957f\u5ea6\u76f8\u540c\u7684\u7ebf\u8def\uff0c\u5982\u679c\u6750\u6599 Dk \u4e0d\u540c\uff0c\u7535\u6c14\u957f\u5ea6\u53ef\u80fd\u4e0d\u540c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u901f\u8bbe\u8ba1\u5173\u5fc3\u7684\u662f\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u8fd9\u6bb5\u7ebf\u8def\u4f1a\u8ba9\u4fe1\u53f7\u5ef6\u8fdf\u591a\u5c11\uff0c\u800c\u4e0d\u53ea\u662f\u5b83\u5b9e\u9645\u6709\u591a\u957f\u3002<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5341\u4e00\u3001\u53cd\u5c04\u548c\u4fe1\u53f7\u5b8c\u6574\u6027\u540d\u8bcd<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">90. \u53cd\u5c04 Reflection<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u4fe1\u53f7\u9047\u5230\u963b\u6297\u53d8\u5316\u65f6\uff0c\u4e00\u90e8\u5206\u80fd\u91cf\u7ee7\u7eed\u5411\u524d\uff0c\u4e00\u90e8\u5206\u80fd\u91cf\u8fd4\u56de\u6e90\u7aef\uff0c\u8fd9\u5c31\u662f\u53cd\u5c04\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u80fd\u4ea7\u751f\u53cd\u5c04\u7684\u4f4d\u7f6e\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7ebf\u5bbd\u7a81\u7136\u53d8\u5316<\/li>\n\n\n\n<li>\u710a\u76d8<\/li>\n\n\n\n<li>\u8fc7\u5b54<\/li>\n\n\n\n<li>\u8fde\u63a5\u5668<\/li>\n\n\n\n<li>\u53c2\u8003\u5c42\u5207\u6362<\/li>\n\n\n\n<li>\u53c2\u8003\u5c42\u5f00\u7a97<\/li>\n\n\n\n<li>\u7ebf\u8def\u7ec8\u7aef<\/li>\n\n\n\n<li>\u5206\u652f\u7ebf<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">91. \u53cd\u5c04\u7cfb\u6570 Reflection Coefficient<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u53cd\u5c04\u7cfb\u6570\u8868\u793a\u6709\u591a\u5c11\u6bd4\u4f8b\u7684\u4fe1\u53f7\u88ab\u53cd\u5c04\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u4e0e\u4f20\u8f93\u7ebf\u963b\u6297\u548c\u8d1f\u8f7d\u963b\u6297\u7684\u5dee\u5f02\u6709\u5173\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u7b80\u5355\u8bb0\u4f4f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u8d1f\u8f7d\u4e0e\u4f20\u8f93\u7ebf\u8d8a\u5339\u914d \u2192 \u53cd\u5c04\u8d8a\u5c0f\n\u5dee\u5f02\u8d8a\u5927 \u2192 \u53cd\u5c04\u8d8a\u5927\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u9700\u8981\u4e00\u5f00\u59cb\u5c31\u6b7b\u8bb0\u516c\u5f0f\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">92. \u8fc7\u51b2 Overshoot<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u53f7\u4e0a\u5347\u65f6\uff0c\u7535\u538b\u6682\u65f6\u8d85\u8fc7\u76ee\u6807\u9ad8\u7535\u5e73\uff0c\u53eb\u8fc7\u51b2\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u76ee\u6807\u662f 3.3V\uff0c\u6ce2\u5f62\u77ac\u95f4\u51b2\u5230 4.0V\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fc7\u51b2\u53ef\u80fd\u4e0e\u963b\u6297\u4e0d\u5339\u914d\u3001\u53cd\u5c04\u3001\u9a71\u52a8\u8fc7\u5f3a\u7b49\u95ee\u9898\u6709\u5173\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">93. \u4e0b\u51b2 Undershoot<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u53f7\u4e0b\u964d\u65f6\uff0c\u7535\u538b\u77ed\u65f6\u95f4\u4f4e\u4e8e\u6b63\u5e38\u4f4e\u7535\u5e73\uff0c\u53eb\u4e0b\u51b2\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u76ee\u6807\u662f 0V\uff0c\u4f46\u77ac\u95f4\u964d\u5230\u8d1f\u7535\u538b\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">94. \u632f\u94c3 Ringing<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u53f7\u5728\u76ee\u6807\u7535\u538b\u9644\u8fd1\u6765\u56de\u6ce2\u52a8\uff0c\u50cf\u94c3\u94db\u4e00\u6837\u632f\u8361\uff0c\u53eb\u632f\u94c3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u4e0d\u8fde\u7eed\u548c\u591a\u6b21\u53cd\u5c04\u90fd\u53ef\u80fd\u9020\u6210\u632f\u94c3\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">95. \u4fe1\u53f7\u5b8c\u6574\u6027 Signal Integrity<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b80\u79f0\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SI\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u53f7\u5b8c\u6574\u6027\u7814\u7a76\u7684\u662f\u6570\u5b57\u4fe1\u53f7\u7ecf\u8fc7\u4f20\u8f93\u540e\uff0c\u6ce2\u5f62\u662f\u5426\u4ecd\u7136\u80fd\u591f\u88ab\u6b63\u786e\u8bc6\u522b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u89c1\u95ee\u9898\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53cd\u5c04<\/li>\n\n\n\n<li>\u4e32\u6270<\/li>\n\n\n\n<li>\u632f\u94c3<\/li>\n\n\n\n<li>\u8fc7\u51b2\u548c\u4e0b\u51b2<\/li>\n\n\n\n<li>\u635f\u8017<\/li>\n\n\n\n<li>\u6296\u52a8<\/li>\n\n\n\n<li>\u65f6\u5e8f\u504f\u5dee<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u63a7\u5236\u5c5e\u4e8e SI \u7684\u57fa\u7840\u5185\u5bb9\u4e4b\u4e00\uff0c\u4f46 SI \u4e0d\u7b49\u4e8e\u963b\u6297\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">96. \u7535\u6e90\u5b8c\u6574\u6027 Power Integrity<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b80\u79f0\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>PI\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7535\u6e90\u5b8c\u6574\u6027\u7814\u7a76\u82af\u7247\u4f9b\u7535\u7f51\u7edc\u662f\u5426\u80fd\u5728\u4e0d\u540c\u9891\u7387\u548c\u8d1f\u8f7d\u53d8\u5316\u4e0b\u63d0\u4f9b\u7a33\u5b9a\u7535\u538b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u8981\u6d89\u53ca\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7535\u6e90\u5c42<\/li>\n\n\n\n<li>\u5730\u5c42<\/li>\n\n\n\n<li>\u53bb\u8026\u7535\u5bb9<\/li>\n\n\n\n<li>\u8fc7\u5b54<\/li>\n\n\n\n<li>\u82af\u7247\u7535\u6e90\u5f15\u811a<\/li>\n\n\n\n<li>PDN \u963b\u6297<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">PI \u4e2d\u8bf4\u7684\u201c\u76ee\u6807\u963b\u6297\u201d\u901a\u5e38\u662f\u6beb\u6b27\u7ea7\uff0c\u4e0e\u4fe1\u53f7\u7ebf\u7684 50\u03a9 \u6216 100\u03a9 \u4e0d\u662f\u4e00\u56de\u4e8b\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">97. PDN<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">PDN \u5168\u79f0\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Power Distribution Network\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e2d\u6587\u53eb\u7535\u6e90\u5206\u914d\u7f51\u7edc\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>VRM \u7535\u6e90<\/li>\n\n\n\n<li>PCB \u7535\u6e90\u5c42<\/li>\n\n\n\n<li>\u5730\u5c42<\/li>\n\n\n\n<li>\u53bb\u8026\u7535\u5bb9<\/li>\n\n\n\n<li>\u8fc7\u5b54<\/li>\n\n\n\n<li>\u5c01\u88c5<\/li>\n\n\n\n<li>\u82af\u7247\u5185\u90e8\u7535\u6e90\u7f51\u7edc<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">98. \u76ee\u6807\u963b\u6297 Target Impedance\uff08PI\uff09<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u7535\u6e90\u5b8c\u6574\u6027\u4e2d\uff0c\u76ee\u6807\u963b\u6297\u8868\u793a\u4e3a\u4e86\u628a\u7535\u6e90\u566a\u58f0\u63a7\u5236\u5728\u5141\u8bb8\u8303\u56f4\u5185\uff0cPDN \u963b\u6297\u5e94\u4f4e\u4e8e\u7684\u76ee\u6807\u503c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u76ee\u6807\u963b\u6297 &lt; 20m\u03a9\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u91cc\u662f\u6beb\u6b27\uff0c\u4e0d\u662f\u4fe1\u53f7\u7ebf\u7684\u51e0\u5341\u6b27\u59c6\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5341\u4e8c\u3001\u635f\u8017\u548c\u9ad8\u901f\u6027\u80fd\u540d\u8bcd<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">99. \u63d2\u5165\u635f\u8017 Insertion Loss<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u63d2\u5165\u635f\u8017\u8868\u793a\u4fe1\u53f7\u901a\u8fc7\u4e00\u6bb5\u7ebf\u8def\u540e\u635f\u5931\u4e86\u591a\u5c11\u80fd\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u4ee5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>dB\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868\u793a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u63d2\u5165\u635f\u8017\u8d8a\u5927\uff0c\u63a5\u6536\u7aef\u4fe1\u53f7\u5e45\u5ea6\u8d8a\u5c0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u63d2\u5165\u635f\u8017\u6765\u6e90\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5bfc\u4f53\u635f\u8017<\/li>\n\n\n\n<li>\u4ecb\u8d28\u635f\u8017<\/li>\n\n\n\n<li>\u8fde\u63a5\u5668\u635f\u8017<\/li>\n\n\n\n<li>\u8fc7\u5b54\u635f\u8017<\/li>\n\n\n\n<li>\u53cd\u5c04\u635f\u8017<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">100. \u56de\u6ce2\u635f\u8017 Return Loss<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u56de\u6ce2\u635f\u8017\u7528\u6765\u63cf\u8ff0\u7531\u4e8e\u963b\u6297\u4e0d\u5339\u914d\u800c\u53cd\u5c04\u56de\u53bb\u7684\u4fe1\u53f7\u6709\u591a\u5927\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56de\u6ce2\u635f\u8017\u6570\u503c\u901a\u5e38\u4ee5 dB \u8868\u793a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u6765\u8bf4\uff0c\u5728\u5e38\u89c1\u8868\u8fbe\u65b9\u5f0f\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u56de\u6ce2\u635f\u8017\u6570\u503c\u8d8a\u5927 \u2192 \u5339\u914d\u8d8a\u597d \u2192 \u53cd\u5c04\u8d8a\u5c0f\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u548c TDR \u90fd\u80fd\u53cd\u6620\u963b\u6297\u4e0d\u8fde\u7eed\uff0c\u4f46\u89c2\u5bdf\u89d2\u5ea6\u4e0d\u540c\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>TDR \u4e3b\u8981\u5728\u65f6\u57df\u4e2d\u770b\u4f4d\u7f6e<\/li>\n\n\n\n<li>\u56de\u6ce2\u635f\u8017\u4e3b\u8981\u5728\u9891\u57df\u4e2d\u770b\u4e0d\u540c\u9891\u7387<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">101. \u5bfc\u4f53\u635f\u8017 Conductor Loss<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7535\u6d41\u6d41\u8fc7\u94dc\u7ebf\u8def\u65f6\u4ea7\u751f\u7684\u635f\u8017\u53eb\u5bfc\u4f53\u635f\u8017\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u9891\u4e0b\uff0c\u5bfc\u4f53\u635f\u8017\u4e0d\u4ec5\u53d7\u76f4\u6d41\u7535\u963b\u5f71\u54cd\uff0c\u8fd8\u4f1a\u53d7\u5230\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u96c6\u80a4\u6548\u5e94<\/li>\n\n\n\n<li>\u94dc\u9762\u7c97\u7cd9\u5ea6<\/li>\n\n\n\n<li>\u7ebf\u5bbd<\/li>\n\n\n\n<li>\u94dc\u539a<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b49\u5f71\u54cd\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">102. \u4ecb\u8d28\u635f\u8017 Dielectric Loss<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7535\u78c1\u573a\u5728\u4ecb\u8d28\u4e2d\u4f20\u64ad\u65f6\uff0c\u4e00\u90e8\u5206\u80fd\u91cf\u8f6c\u5316\u6210\u70ed\u91cf\uff0c\u8fd9\u53eb\u4ecb\u8d28\u635f\u8017\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ecb\u8d28\u635f\u8017\u4e0e\u6750\u6599 Df \u6709\u5bc6\u5207\u5173\u7cfb\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">103. \u96c6\u80a4\u6548\u5e94 Skin Effect<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u9891\u7387\u8d8a\u9ad8\uff0c\u7535\u6d41\u8d8a\u503e\u5411\u4e8e\u96c6\u4e2d\u5728\u5bfc\u4f53\u8868\u9762\u6d41\u52a8\uff0c\u800c\u4e0d\u662f\u5747\u5300\u5206\u5e03\u5728\u6574\u4e2a\u94dc\u622a\u9762\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u79cd\u73b0\u8c61\u53eb\u96c6\u80a4\u6548\u5e94\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ed3\u679c\u662f\u9ad8\u9891\u4e0b\u7684\u6709\u6548\u5bfc\u7535\u9762\u79ef\u51cf\u5c0f\uff0c\u635f\u8017\u589e\u5927\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">104. \u94dc\u7b94\u7c97\u7cd9\u5ea6 Copper Roughness<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">PCB \u94dc\u7b94\u8868\u9762\u5e76\u4e0d\u662f\u5b8c\u5168\u5149\u6ed1\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u94dc\u9762\u8d8a\u7c97\u7cd9\uff0c\u9ad8\u9891\u7535\u6d41\u5b9e\u9645\u7ecf\u8fc7\u7684\u8def\u5f84\u8d8a\u66f2\u6298\uff0c\u5bfc\u4f53\u635f\u8017\u53ef\u80fd\u8d8a\u5927\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u9891\u6750\u6599\u4e2d\u7ecf\u5e38\u4f1a\u5173\u6ce8\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ED \u94dc<\/li>\n\n\n\n<li>RA \u94dc<\/li>\n\n\n\n<li>VLP \u94dc<\/li>\n\n\n\n<li>HVLP \u94dc<\/li>\n\n\n\n<li>RTF \u94dc<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u666e\u901a\u963b\u6297\u503c\uff0c\u7c97\u7cd9\u5ea6\u5f71\u54cd\u53ef\u80fd\u6ca1\u6709\u7ebf\u5bbd\u548c\u4ecb\u8d28\u539a\u5ea6\u660e\u663e\uff1b\u4f46\u5bf9\u9ad8\u9891\u635f\u8017\u4f1a\u975e\u5e38\u91cd\u8981\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">105. \u4e32\u6270 Crosstalk<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u6839\u7ebf\u8def\u7684\u7535\u78c1\u573a\u5f71\u54cd\u5230\u65c1\u8fb9\u53e6\u4e00\u6839\u7ebf\u8def\uff0c\u9020\u6210\u4e0d\u9700\u8981\u7684\u5e72\u6270\uff0c\u53eb\u4e32\u6270\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u60c5\u51b5\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5e73\u884c\u8ddd\u79bb\u8d8a\u957f \u2192 \u4e32\u6270\u98ce\u9669\u8d8a\u9ad8\n\u7ebf\u8def\u95f4\u8ddd\u8d8a\u8fd1 \u2192 \u4e32\u6270\u98ce\u9669\u8d8a\u9ad8\n\u53c2\u8003\u5c42\u8d8a\u8fdc \u2192 \u573a\u8d8a\u53d1\u6563 \u2192 \u4e32\u6270\u98ce\u9669\u53ef\u80fd\u589e\u52a0\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u5206\u5bf9\u5185\u90e8\u7684\u6709\u610f\u8026\u5408\u548c\u76f8\u90bb\u4fe1\u53f7\u7ebf\u4e4b\u95f4\u7684\u65e0\u610f\u4e32\u6270\u4e0d\u662f\u5b8c\u5168\u540c\u4e00\u4e2a\u6982\u5ff5\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">106. \u8fd1\u7aef\u4e32\u6270 NEXT<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u82f1\u6587\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Near-End Crosstalk\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5e72\u6270\u6e90\u9644\u8fd1\u4e00\u7aef\u6d4b\u5230\u7684\u4e32\u6270\u53eb\u8fd1\u7aef\u4e32\u6270\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">107. \u8fdc\u7aef\u4e32\u6270 FEXT<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u82f1\u6587\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Far-End Crosstalk\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u88ab\u5e72\u6270\u7ebf\u8def\u8fdc\u7aef\u6d4b\u5230\u7684\u4e32\u6270\u53eb\u8fdc\u7aef\u4e32\u6270\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u666e\u901a\u677f\u5382\u65e5\u5e38\u8f83\u5c11\u76f4\u63a5\u8ba1\u7b97\uff0c\u4f46\u5728 SI \u5206\u6790\u3001\u8fde\u63a5\u5668\u548c\u9ad8\u901f\u603b\u7ebf\u4e2d\u7ecf\u5e38\u51fa\u73b0\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5341\u4e09\u3001\u9891\u57df\u5206\u6790\u5e38\u89c1\u540d\u8bcd<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">108. \u65f6\u57df Time Domain<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u65f6\u57df\u662f\u89c2\u5bdf\u4fe1\u53f7\u968f\u65f6\u95f4\u53d8\u5316\u7684\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>TDR \u963b\u6297\u66f2\u7ebf<\/li>\n\n\n\n<li>\u4e0a\u5347\u6cbf<\/li>\n\n\n\n<li>\u632f\u94c3<\/li>\n\n\n\n<li>\u8fc7\u51b2<\/li>\n\n\n\n<li>\u5ef6\u8fdf<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u90fd\u662f\u65f6\u57df\u6982\u5ff5\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">109. \u9891\u57df Frequency Domain<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u9891\u57df\u662f\u89c2\u5bdf\u4fe1\u53f7\u5728\u4e0d\u540c\u9891\u7387\u4e0b\u8868\u73b0\u7684\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u63d2\u5165\u635f\u8017<\/li>\n\n\n\n<li>\u56de\u6ce2\u635f\u8017<\/li>\n\n\n\n<li>\u4e32\u6270<\/li>\n\n\n\n<li>S \u53c2\u6570<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\u5728\u9891\u57df\u4e2d\u5206\u6790\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">110. S \u53c2\u6570 S-parameters<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">S \u53c2\u6570\u7528\u4e8e\u63cf\u8ff0\u9ad8\u9891\u7f51\u7edc\u4e2d\u4fe1\u53f7\u7684\u4f20\u8f93\u548c\u53cd\u5c04\u60c5\u51b5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u89c1\u5305\u62ec\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>S11\uff1a\u8f93\u5165\u7aef\u53cd\u5c04\nS21\uff1a\u4ece\u7aef\u53e31\u4f20\u5230\u7aef\u53e32\nS12\uff1a\u4ece\u7aef\u53e32\u4f20\u5230\u7aef\u53e31\nS22\uff1a\u8f93\u51fa\u7aef\u53cd\u5c04\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b80\u5355\u7406\u89e3\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>S11 \u5e38\u4e0e\u56de\u6ce2\u3001\u5339\u914d\u6709\u5173\nS21 \u5e38\u4e0e\u4f20\u8f93\u635f\u8017\u6709\u5173\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">111. \u6df7\u5408\u6a21\u5f0f S \u53c2\u6570 Mixed-mode S-parameters<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u5206\u7ebf\u8def\u4e2d\uff0c\u4f1a\u628a\u666e\u901a\u7aef\u53e3 S \u53c2\u6570\u8f6c\u6362\u6210\u5dee\u6a21\u548c\u5171\u6a21\u5f62\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u80fd\u770b\u5230\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SDD<\/li>\n\n\n\n<li>SCC<\/li>\n\n\n\n<li>SDC<\/li>\n\n\n\n<li>SCD<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u4e2d\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>D = Differential\uff0c\u5dee\u6a21\nC = Common\uff0c\u5171\u6a21\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u5dee\u5206\u8f6c\u5171\u6a21\u53c2\u6570\u53ef\u4ee5\u53cd\u6620\u5dee\u5206\u5bf9\u4e0d\u5bf9\u79f0\u9020\u6210\u7684\u6a21\u5f0f\u8f6c\u6362\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5c5e\u4e8e\u8f83\u6df1\u5165\u7684 SI \u5185\u5bb9\uff0c\u677f\u5382\u521d\u671f\u53ea\u9700\u8981\u8ba4\u8bc6\u540d\u5b57\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5341\u56db\u3001\u677f\u5382\u8d44\u6599\u4e2d\u5e38\u89c1\u7684\u8868\u8fbe\u65b9\u5f0f<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">112. W\/S<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">W\/S \u8868\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Width \/ Spacing\n\u7ebf\u5bbd \/ \u7ebf\u8ddd\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>4\/5mil\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u80fd\u8868\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u7ebf\u5bbd 4mil\n\u7ebf\u8ddd 5mil\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u4e00\u5b9a\u8981\u786e\u8ba4\u6587\u4ef6\u4e2d\u7684\u7ebf\u8ddd\u662f\u666e\u901a\u7ebf\u8ddd\u8fd8\u662f\u5dee\u5206\u5bf9\u5185\u90e8\u95f4\u8ddd\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">113. Hoz\u30011oz\u30012oz<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">oz \u662f PCB \u94dc\u539a\u5e38\u89c1\u5355\u4f4d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5927\u81f4\u53ef\u4ee5\u7406\u89e3\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>0.5oz \u2248 17\u03bcm\n1oz \u2248 35\u03bcm\n2oz \u2248 70\u03bcm\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9e\u9645\u94dc\u539a\u4f1a\u53d7\u94dc\u7b94\u89c4\u683c\u548c\u751f\u4ea7\u5de5\u827a\u5f71\u54cd\uff0c\u4e0d\u80fd\u628a\u6362\u7b97\u503c\u5f53\u4f5c\u7edd\u5bf9\u6210\u54c1\u503c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5916\u5c42\u7ecf\u8fc7\u7535\u9540\u540e\uff0c\u6700\u7ec8\u94dc\u539a\u901a\u5e38\u4f1a\u9ad8\u4e8e\u57fa\u94dc\u539a\u5ea6\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">114. Mil<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">mil \u662f PCB \u5e38\u7528\u957f\u5ea6\u5355\u4f4d\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1mil = 0.001\u82f1\u5bf8 = 0.0254mm\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>4mil = 0.1016mm\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">115. CITS<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CITS \u662f Polar \u516c\u53f8\u5e38\u89c1\u7684\u963b\u6297\u6d4b\u8bd5\u7cfb\u7edf\u540d\u79f0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u677f\u5382\u4eba\u5458\u6709\u65f6\u4f1a\u76f4\u63a5\u8bf4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u62ff\u53bb CITS \u6d4b\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\u5c31\u662f\u6307\u4f7f\u7528 Polar \u7684\u53d7\u63a7\u963b\u6297\u6d4b\u8bd5\u8bbe\u5907\u8fdb\u884c TDR \u6d4b\u8bd5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CITS \u662f\u5177\u4f53\u7cfb\u7edf\u6216\u8bbe\u5907\u540d\u79f0\uff0cTDR \u662f\u6d4b\u8bd5\u539f\u7406\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">116. SI9000<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Polar SI9000 \u662f\u677f\u5382\u5e38\u7528\u7684\u963b\u6297\u8ba1\u7b97\u8f6f\u4ef6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u53ef\u4ee5\u6839\u636e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5c42\u53e0\u7ed3\u6784<\/li>\n\n\n\n<li>\u7ebf\u5bbd<\/li>\n\n\n\n<li>\u7ebf\u8ddd<\/li>\n\n\n\n<li>\u94dc\u539a<\/li>\n\n\n\n<li>Dk<\/li>\n\n\n\n<li>\u963b\u710a<\/li>\n\n\n\n<li>\u76ee\u6807\u963b\u6297<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8ba1\u7b97\u5355\u7aef\u548c\u5dee\u5206\u963b\u6297\uff0c\u6216\u8005\u53cd\u63a8\u7ebf\u5bbd\u548c\u7ebf\u8ddd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SI9000 \u4e0d\u662f\u6d4b\u8bd5\u8bbe\u5907\uff0c\u5b83\u662f\u8ba1\u7b97\u548c\u5efa\u6a21\u8f6f\u4ef6\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">117. Saturn PCB Toolkit<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Saturn PCB Toolkit \u662f\u4e00\u6b3e\u5e38\u7528\u7684 PCB \u5de5\u7a0b\u8ba1\u7b97\u5de5\u5177\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u53ef\u4ee5\u505a\u4e00\u4e9b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u963b\u6297\u4f30\u7b97<\/li>\n\n\n\n<li>\u8fc7\u5b54\u8ba1\u7b97<\/li>\n\n\n\n<li>\u7535\u6d41\u80fd\u529b\u8ba1\u7b97<\/li>\n\n\n\n<li>\u5355\u4f4d\u6362\u7b97<\/li>\n\n\n\n<li>\u5bfc\u7ebf\u53c2\u6570\u8ba1\u7b97<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u9002\u5408\u5feb\u901f\u4f30\u7b97\u548c\u5b66\u4e60\uff0c\u4f46\u677f\u5382\u6b63\u5f0f\u963b\u6297\u5de5\u7a0b\u901a\u5e38\u8fd8\u4f1a\u7ed3\u5408\u4e13\u4e1a\u573a\u6c42\u89e3\u8f6f\u4ef6\u3001\u5de5\u5382\u7ecf\u9a8c\u503c\u548c TDR \u5b9e\u6d4b\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5341\u4e94\u3001\u6700\u5bb9\u6613\u6df7\u6dc6\u7684\u51e0\u7ec4\u540d\u8bcd<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">1. \u7535\u963b\u548c\u7279\u6027\u963b\u6297<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>\u7535\u963b\uff1a\u4e07\u7528\u8868\u53ef\u4ee5\u6d4b\uff0c\u4e3b\u8981\u662f\u5bfc\u4f53\u5bf9\u76f4\u6d41\u7684\u963b\u788d\n\u7279\u6027\u963b\u6297\uff1a\u9ad8\u901f\u4fe1\u53f7\u4f20\u64ad\u65f6\u4f20\u8f93\u7ed3\u6784\u5448\u73b0\u7684\u7279\u6027\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u6839\u7ebf\u53ef\u80fd\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u76f4\u6d41\u7535\u963b 0.02\u03a9\n\u7279\u6027\u963b\u6297 50\u03a9\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e24\u8005\u5e76\u4e0d\u77db\u76fe\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">2. \u5355\u7aef\u963b\u6297\u548c\u5947\u6a21\u963b\u6297<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5355\u7aef\u963b\u6297\uff1a\u5355\u72ec\u9a71\u52a8\u4e00\u6839\u7ebf\u65f6\uff0c\u76f8\u5bf9\u53c2\u8003\u5c42\u7684\u963b\u6297\n\u5947\u6a21\u963b\u6297\uff1a\u4e24\u6839\u8026\u5408\u7ebf\u53cd\u5411\u9a71\u52a8\u65f6\uff0c\u6bcf\u6839\u7ebf\u5448\u73b0\u7684\u963b\u6297\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u4eec\u53ef\u80fd\u63a5\u8fd1\uff0c\u4f46\u4e0d\u4e00\u5b9a\u76f8\u7b49\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">3. \u5dee\u5206\u963b\u6297\u548c\u4e24\u6839\u5355\u7aef\u963b\u6297<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5dee\u5206\u963b\u6297\u4e0d\u662f\u7b80\u5355\u7684\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Zdiff = Zsingle + Zsingle\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u4e3a\u4e24\u6839\u7ebf\u4e4b\u95f4\u5b58\u5728\u8026\u5408\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u66f4\u5e38\u89c1\u7684\u5173\u7cfb\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Zdiff \u2248 2 \u00d7 Zodd\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">4. Dk \u548c Df<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>Dk\uff1a\u4e3b\u8981\u5f71\u54cd\u963b\u6297\u548c\u4f20\u64ad\u901f\u5ea6\nDf\uff1a\u4e3b\u8981\u5f71\u54cd\u4ecb\u8d28\u635f\u8017\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">5. TDR \u548c\u963b\u6297\u8ba1\u7b97\u8f6f\u4ef6<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>SI9000\uff1a\u6839\u636e\u7ed3\u6784\u8ba1\u7b97\u9884\u8ba1\u963b\u6297\nTDR\/CITS\uff1a\u6d4b\u91cf\u5b9e\u9645\u751f\u4ea7\u677f\u6216\u6d4b\u8bd5\u6761\u963b\u6297\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u4e2a\u662f\u8ba1\u7b97\uff0c\u4e00\u4e2a\u662f\u5b9e\u6d4b\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">6. \u53c2\u8003\u5c42\u548c\u56de\u6d41\u8def\u5f84<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>\u53c2\u8003\u5c42\uff1a\u63d0\u4f9b\u56de\u6d41\u8def\u5f84\u548c\u7535\u78c1\u573a\u8fb9\u754c\u7684\u94dc\u9762\n\u56de\u6d41\u8def\u5f84\uff1a\u5b9e\u9645\u56de\u6d41\u7535\u6d41\u7ecf\u8fc7\u7684\u8def\u7ebf\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u53c2\u8003\u5c42\u5b58\u5728\uff0c\u4e0d\u4ee3\u8868\u56de\u6d41\u8def\u5f84\u4e00\u5b9a\u826f\u597d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u53c2\u8003\u5c42\u4e2d\u95f4\u6709\u5206\u5272\u6216\u5f00\u7a97\uff0c\u56de\u6d41\u4ecd\u7136\u53ef\u80fd\u88ab\u8feb\u7ed5\u8def\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">7. \u963b\u6297\u548c\u635f\u8017<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u963b\u6297\u5408\u683c\u4e0d\u4ee3\u8868\u635f\u8017\u4e00\u5b9a\u5408\u683c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u4e24\u6761\u7ebf\u8def\u90fd\u53ef\u80fd\u662f 50\u03a9\uff0c\u4f46\u4f7f\u7528\u4e0d\u540c\u6750\u6599\u3001\u4e0d\u540c\u94dc\u7c97\u7cd9\u5ea6\u3001\u4e0d\u540c\u957f\u5ea6\u65f6\uff0c\u63d2\u5165\u635f\u8017\u53ef\u80fd\u76f8\u5dee\u5f88\u5927\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u963b\u6297\u89e3\u51b3\u5339\u914d\u548c\u53cd\u5c04\u95ee\u9898\n\u635f\u8017\u51b3\u5b9a\u4fe1\u53f7\u4f20\u8f93\u540e\u8fd8\u5269\u591a\u5c11\u80fd\u91cf\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5341\u516d\u3001\u677f\u5382\u7814\u53d1\u6700\u5e94\u8be5\u5148\u8bb0\u4f4f\u7684 20 \u4e2a\u540d\u8bcd<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u4e00\u6b21\u8bb0\u4e0d\u4f4f\u5168\u90e8\u5185\u5bb9\uff0c\u5148\u638c\u63e1\u4e0b\u9762\u8fd9\u4e9b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7279\u6027\u963b\u6297<\/li>\n\n\n\n<li>\u5355\u7aef\u963b\u6297<\/li>\n\n\n\n<li>\u5dee\u5206\u963b\u6297<\/li>\n\n\n\n<li>\u5947\u6a21\u963b\u6297<\/li>\n\n\n\n<li>\u5076\u6a21\u963b\u6297<\/li>\n\n\n\n<li>\u5171\u6a21<\/li>\n\n\n\n<li>\u4f20\u8f93\u7ebf<\/li>\n\n\n\n<li>\u53c2\u8003\u5c42<\/li>\n\n\n\n<li>\u56de\u6d41\u8def\u5f84<\/li>\n\n\n\n<li>\u5fae\u5e26\u7ebf<\/li>\n\n\n\n<li>\u5e26\u72b6\u7ebf<\/li>\n\n\n\n<li>\u7ebf\u5bbd W<\/li>\n\n\n\n<li>\u7ebf\u8ddd S<\/li>\n\n\n\n<li>\u4ecb\u8d28\u539a\u5ea6 H<\/li>\n\n\n\n<li>\u94dc\u539a T<\/li>\n\n\n\n<li>\u4ecb\u7535\u5e38\u6570 Dk<\/li>\n\n\n\n<li>\u4ecb\u8d28\u635f\u8017 Df<\/li>\n\n\n\n<li>\u963b\u6297\u6d4b\u8bd5\u6761<\/li>\n\n\n\n<li>TDR<\/li>\n\n\n\n<li>\u963b\u6297\u516c\u5dee<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u638c\u63e1\u8fd9 20 \u4e2a\u4ee5\u540e\uff0c\u5c31\u5df2\u7ecf\u80fd\u591f\u770b\u61c2\u5927\u90e8\u5206\u5e38\u89c4\u963b\u6297\u8d44\u6599\u548c SI9000 \u57fa\u7840\u754c\u9762\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5341\u4e03\u3001\u6700\u540e\u603b\u7ed3<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">PCB \u963b\u6297\u76f8\u5173\u540d\u8bcd\u867d\u7136\u5f88\u591a\uff0c\u4f46\u53ef\u4ee5\u628a\u5b83\u4eec\u5f52\u7eb3\u4e3a\u4e94\u7ec4\uff1a<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7b2c\u4e00\u7ec4\uff1a\u4f20\u8f93\u7684\u662f\u4ec0\u4e48<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7279\u6027\u963b\u6297<\/li>\n\n\n\n<li>\u5355\u7aef\u963b\u6297<\/li>\n\n\n\n<li>\u5dee\u5206\u963b\u6297<\/li>\n\n\n\n<li>\u5947\u6a21<\/li>\n\n\n\n<li>\u5076\u6a21<\/li>\n\n\n\n<li>\u5171\u6a21<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u7b2c\u4e8c\u7ec4\uff1a\u7ebf\u8def\u7ed3\u6784\u662f\u4ec0\u4e48<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5fae\u5e26\u7ebf<\/li>\n\n\n\n<li>\u5e26\u72b6\u7ebf<\/li>\n\n\n\n<li>\u5171\u9762\u6ce2\u5bfc<\/li>\n\n\n\n<li>\u8fb9\u8026\u5408\u5dee\u5206<\/li>\n\n\n\n<li>\u5bbd\u8fb9\u8026\u5408\u5dee\u5206<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u7b2c\u4e09\u7ec4\uff1a\u4ec0\u4e48\u51b3\u5b9a\u963b\u6297<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7ebf\u5bbd<\/li>\n\n\n\n<li>\u7ebf\u8ddd<\/li>\n\n\n\n<li>\u94dc\u539a<\/li>\n\n\n\n<li>\u4ecb\u8d28\u539a\u5ea6<\/li>\n\n\n\n<li>Dk<\/li>\n\n\n\n<li>\u963b\u710a<\/li>\n\n\n\n<li>\u53c2\u8003\u5c42<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u7b2c\u56db\u7ec4\uff1a\u751f\u4ea7\u4e2d\u600e\u4e48\u63a7\u5236<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u538b\u5408\u540e\u539a\u5ea6<\/li>\n\n\n\n<li>\u4fa7\u8680<\/li>\n\n\n\n<li>\u8680\u523b\u56e0\u5b50<\/li>\n\n\n\n<li>\u7ebf\u5bbd\u8865\u507f<\/li>\n\n\n\n<li>\u5de5\u827a\u80fd\u529b<\/li>\n\n\n\n<li>\u963b\u6297\u8865\u507f<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u7b2c\u4e94\u7ec4\uff1a\u751f\u4ea7\u540e\u600e\u4e48\u9a8c\u8bc1<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u963b\u6297\u6d4b\u8bd5\u6761<\/li>\n\n\n\n<li>TDR<\/li>\n\n\n\n<li>CITS<\/li>\n\n\n\n<li>\u6d4b\u8bd5\u7a97\u53e3<\/li>\n\n\n\n<li>\u963b\u6297\u66f2\u7ebf<\/li>\n\n\n\n<li>\u963b\u6297\u516c\u5dee<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u7ec8\u4ecd\u7136\u53ef\u4ee5\u7528\u4e00\u53e5\u8bdd\u628a\u5b83\u4eec\u4e32\u8d77\u6765\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">PCB \u963b\u6297\u662f\u7531\u4fe1\u53f7\u7ebf\u3001\u53c2\u8003\u5c42\u548c\u5468\u56f4\u4ecb\u8d28\u5171\u540c\u5f62\u6210\u7684\u4f20\u8f93\u7279\u6027\uff1b\u677f\u5382\u901a\u8fc7\u63a7\u5236\u7ebf\u5bbd\u3001\u7ebf\u8ddd\u3001\u94dc\u539a\u3001\u4ecb\u8d28\u539a\u5ea6\u548c\u6750\u6599\u53c2\u6570\u8fdb\u884c\u751f\u4ea7\uff0c\u518d\u901a\u8fc7\u963b\u6297\u6d4b\u8bd5\u6761\u548c TDR \u9a8c\u8bc1\u5b9e\u9645\u7ed3\u679c\u3002<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u770b\u5230\u4e00\u4e2a\u964c\u751f\u7684\u963b\u6297\u540d\u8bcd\u65f6\uff0c\u53ef\u4ee5\u5148\u5224\u65ad\u5b83\u5c5e\u4e8e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u4fe1\u53f7\u7c7b\u578b\n\u7ed3\u6784\u7c7b\u578b\n\u6750\u6599\u53c2\u6570\n\u751f\u4ea7\u53c2\u6570\n\u6d4b\u8bd5\u53c2\u6570\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ea\u8981\u5148\u628a\u5b83\u653e\u8fdb\u6b63\u786e\u7684\u5206\u7c7b\u91cc\uff0c\u7406\u89e3\u8d77\u6765\u5c31\u4e0d\u4f1a\u90a3\u4e48\u4e71\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PCB \u963b\u6297\u5e38\u89c1\u540d\u8bcd\u89e3\u91ca\uff1a\u677f\u5382\u7814\u53d1\u3001CAM \u548c\u5de5\u7a0b\u4eba\u5458\u5b9e\u7528\u8bcd\u5178 \u521a\u5f00\u59cb\u63a5\u89e6 PCB \u963b\u6297\u65f6\uff0c\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u5927\u5806\u82f1 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":91,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[163],"tags":[178,180],"class_list":["post-880","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pcb","tag-178","tag-180"],"_links":{"self":[{"href":"https:\/\/blog.yaosenglobal.com\/index.php\/wp-json\/wp\/v2\/posts\/880","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.yaosenglobal.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.yaosenglobal.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.yaosenglobal.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.yaosenglobal.com\/index.php\/wp-json\/wp\/v2\/comments?post=880"}],"version-history":[{"count":1,"href":"https:\/\/blog.yaosenglobal.com\/index.php\/wp-json\/wp\/v2\/posts\/880\/revisions"}],"predecessor-version":[{"id":881,"href":"https:\/\/blog.yaosenglobal.com\/index.php\/wp-json\/wp\/v2\/posts\/880\/revisions\/881"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.yaosenglobal.com\/index.php\/wp-json\/wp\/v2\/media\/91"}],"wp:attachment":[{"href":"https:\/\/blog.yaosenglobal.com\/index.php\/wp-json\/wp\/v2\/media?parent=880"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.yaosenglobal.com\/index.php\/wp-json\/wp\/v2\/categories?post=880"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.yaosenglobal.com\/index.php\/wp-json\/wp\/v2\/tags?post=880"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}