{"id":2209,"date":"2026-11-09T11:00:00","date_gmt":"2026-11-09T03:00:00","guid":{"rendered":"https:\/\/www.jingpengpcb.com\/?p=2209"},"modified":"2026-10-10T00:08:14","modified_gmt":"2026-10-09T16:08:14","slug":"common-pcb-design-mistakes","status":"publish","type":"post","link":"https:\/\/www.jingpengpcb.com\/en\/blog\/common-pcb-design-mistakes\/","title":{"rendered":"What are some common mistakes in PCB design?"},"content":{"rendered":"<style>\n.jp-tw{overflow-x:auto;margin:26px 0;-webkit-overflow-scrolling:touch;}\n.jp-tw table{border-collapse:collapse;width:100%;min-width:560px;font-size:15px;line-height:1.65;background:#fff;}\n.jp-tw th,.jp-tw td{border:1px solid #dde3ea;padding:11px 14px;text-align:left;vertical-align:top;}\n.jp-tw thead th{background:#eef2f7;color:#1b2733;font-weight:700;white-space:nowrap;border-bottom:2px solid #c9d3de;}\n.jp-tw tbody tr:nth-child(even){background:#fafbfc;}\n.jp-tw tbody tr:hover{background:#f1f5fa;}\n.jp-tw tbody td:first-child{font-weight:600;color:#1b2733;}\n@media(max-width:767px){.jp-tw table{font-size:14px;min-width:520px;}.jp-tw th,.jp-tw td{padding:9px 11px;}}\n<\/style>\n<p>PCB\u5de5\u7a0b\u5e08\u662f\u4ece\u4e8b\u5404\u7c7b\u7535\u5b50\u8bbe\u5907\u548c\u4fe1\u606f\u7cfb\u7edf\u7814\u7a76\u3001\u6559\u5b66\u3001\u4ea7\u54c1\u8bbe\u8ba1\u3001\u79d1\u6280\u5f00\u53d1\u3001\u751f\u4ea7\u548c\u7ba1\u7406\u7b49\u5de5\u4f5c\u7684\u9ad8\u7ea7\u5de5\u7a0b\u6280\u672f\u4eba\u624d\u3002\u4e00\u822c\u5206\u4e3a\u786c\u4ef6\u5de5\u7a0b\u5e08\u548c\u8f6f\u4ef6\u5de5\u7a0b\u5e08\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"720\" class=\"alignnone size-large wp-image-6437\" src=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/common-errors-in-printed-circuit-board-design.jpg\" alt=\"Common Mistakes in Printed Circuit Board Design\" srcset=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/common-errors-in-printed-circuit-board-design.jpg 1280w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/common-errors-in-printed-circuit-board-design-300x169.jpg 300w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/common-errors-in-printed-circuit-board-design-1024x576.jpg 1024w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/common-errors-in-printed-circuit-board-design-768x432.jpg 768w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h2>\u786c\u4ef6\u5de5\u7a0b\u5e08\u7684\u804c\u8d23<\/h2>\n<p>\u786c\u4ef6\u5de5\u7a0b\u5e08\u4e3b\u8981\u8d1f\u8d23\u4ee5\u4e0b\u5de5\u4f5c\uff1a<\/p>\n<ul>\n<li>\u7535\u8def\u5206\u6790\u548c\u8bbe\u8ba1\u3002<\/li>\n<li>\u4f7f\u7528\u7535\u8111\u8f6f\u4ef6\u8fdb\u884cPCB\u8bbe\u8ba1\u3002<\/li>\n<li>\u6d4b\u8bd5\u548c\u8c03\u8bd5PCB\u7ebf\u8def\u677f\uff0c\u5305\u62ec\u710a\u63a5\u7535\u5b50\u5143\u4ef6\u3002<\/li>\n<\/ul>\n<h2>\u8fdb\u9636\uff1a\u786c\u4ef6\u4e0e\u8f6f\u4ef6\u7684\u534f\u4f5c\u8fb9\u754c\u5728\u54ea\u91cc<\/h2>\n<p>\u539f\u6587\u628a\u5de5\u7a0b\u5e08\u5206\u4e3a\u786c\u4ef6\u4e0e\u8f6f\u4ef6\u4e24\u7c7b\uff0c\u5b9e\u9645\u9879\u76ee\u4e2d\u4e24\u8005\u7684\u804c\u8d23\u4ea4\u53c9\u5904\u6700\u5bb9\u6613\u51fa\u95ee\u9898\u3002\u4e00\u4e2a\u5178\u578b\u7684\u5212\u5206\u65b9\u5f0f\u662f\u6309\u300c\u8c01\u5bf9\u4ec0\u4e48\u8d1f\u8d23\u300d\u6765\u754c\u5b9a\uff1a<\/p>\n<div class=\"jp-tw\">\n<table>\n<thead>\n<tr>\n<th>\u4e8b\u9879<\/th>\n<th>\u786c\u4ef6\u8d1f\u8d23<\/th>\n<th>\u8f6f\u4ef6\u8d1f\u8d23<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u7535\u8def\u529f\u80fd\u5b9e\u73b0<\/td>\n<td>\u662f<\/td>\n<td>\u5426<\/td>\n<\/tr>\n<tr>\n<td>\u4e0a\u7535\u65f6\u5e8f\u4e0e\u590d\u4f4d\u903b\u8f91<\/td>\n<td>\u63d0\u4f9b\u7535\u8def\u4fdd\u969c<\/td>\n<td>\u63a7\u5236\u65f6\u5e8f<\/td>\n<\/tr>\n<tr>\n<td>IO \u53e3\u9ed8\u8ba4\u72b6\u6001<\/td>\n<td>\u4e0a\u4e0b\u62c9\u4e0e\u9ed8\u8ba4\u7535\u5e73<\/td>\n<td>\u521d\u59cb\u5316\u914d\u7f6e<\/td>\n<\/tr>\n<tr>\n<td>\u5f02\u5e38\u4fdd\u62a4<\/td>\n<td>\u786c\u4ef6\u7ea7\u9650\u6d41\u4e0e\u4fdd\u62a4<\/td>\n<td>\u5f02\u5e38\u5904\u7406\u4e0e\u6062\u590d<\/td>\n<\/tr>\n<tr>\n<td>\u529f\u8017\u9884\u7b97<\/td>\n<td>\u7535\u6e90\u67b6\u6784\u4e0e\u9009\u578b<\/td>\n<td>\u4f4e\u529f\u8017\u6a21\u5f0f\u8c03\u5ea6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u539f\u6587\u7b2c 2 \u6761\u63d0\u5230\u300c\u786c\u4ef6\u5e94\u786e\u4fdd\u4e0d\u8bba\u8f6f\u4ef6\u5982\u4f55\u64cd\u4f5c\uff0c\u90fd\u4e0d\u4f1a\u5728\u77ed\u65f6\u95f4\u5185\u53d1\u751f\u6c38\u4e45\u6027\u635f\u574f\u300d\uff0c\u8fd9\u6b63\u662f\u8fb9\u754c\u7684\u6838\u5fc3\u539f\u5219\uff1a<strong>\u8f6f\u4ef6\u53ef\u4ee5\u51fa\u9519\uff0c\u4f46\u786c\u4ef6\u5fc5\u987b\u515c\u5e95<\/strong>\u3002\u628a\u4fdd\u62a4\u5b8c\u5168\u4ea4\u7ed9\u8f6f\u4ef6\uff0c\u7b49\u4e8e\u628a\u4ea7\u54c1\u7684\u53ef\u9760\u6027\u62bc\u5728\u4ee3\u7801\u6ca1\u6709 bug \u4e0a\u3002<\/p>\n<ul>\n<li><strong>\u4e0a\u7535\u9ed8\u8ba4\u6001\u8981\u786c\u4ef6\u4fdd\u8bc1<\/strong>\uff1a\u4e0d\u80fd\u4f9d\u8d56\u8f6f\u4ef6\u521d\u59cb\u5316\u624d\u8ba9 IO \u5904\u4e8e\u5b89\u5168\u7535\u5e73\uff1b<\/li>\n<li><strong>\u5173\u952e\u4f7f\u80fd\u4fe1\u53f7\u52a0\u786c\u4ef6\u4e92\u9501<\/strong>\uff1a\u5982\u7535\u673a\u9a71\u52a8\u7684\u65b9\u5411\u4e0e\u4f7f\u80fd\u4e0d\u80fd\u540c\u65f6\u6709\u6548\uff1b<\/li>\n<li><strong>\u8fc7\u6d41\u4e0e\u8fc7\u538b\u4fdd\u62a4\u8d70\u786c\u4ef6<\/strong>\uff1a\u8f6f\u4ef6\u4fdd\u62a4\u54cd\u5e94\u592a\u6162\uff0c\u6765\u4e0d\u53ca\u3002<\/li>\n<\/ul>\n<ol>\n<li>\u5217\u51fa\u6240\u6709\u53ef\u80fd\u9020\u6210\u786c\u4ef6\u635f\u574f\u7684\u64cd\u4f5c\u7ec4\u5408\uff1b<\/li>\n<li>\u5bf9\u6bcf\u4e00\u79cd\u7ec4\u5408\u5224\u65ad\u662f\u5426\u80fd\u9760\u7535\u8def\u672c\u8eab\u963b\u65ad\uff1b<\/li>\n<li>\u4e0d\u80fd\u963b\u65ad\u7684\uff0c\u8865\u5145\u786c\u4ef6\u4e92\u9501\u6216\u9650\u6d41\u63aa\u65bd\u3002<\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"853\" class=\"alignnone size-large wp-image-8994\" src=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2024\/05\/mother-board-electronic-electronics-5365236.jpg\" alt=\"PCB Design\" srcset=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2024\/05\/mother-board-electronic-electronics-5365236.jpg 1280w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2024\/05\/mother-board-electronic-electronics-5365236-300x200.jpg 300w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2024\/05\/mother-board-electronic-electronics-5365236-1024x682.jpg 1024w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2024\/05\/mother-board-electronic-electronics-5365236-768x512.jpg 768w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p>\u8bbe\u8ba1\u7f3a\u9677\u6e05\u5355\u89c1<a href=\"\/en\/blog\/10-circuit-board-design-process-defects\/\">A Summary of 10 PCB Design Process Defects<\/a>; For signal integrity, see<a href=\"\/en\/blog\/pcb-design-signal-integrity\/\">Signal Integrity Issues in PCB Design<\/a>\u3002<\/p>\n<h2>\u8f6f\u4ef6\u5de5\u7a0b\u5e08\u7684\u804c\u8d23<\/h2>\n<p>\u8f6f\u4ef6\u5de5\u7a0b\u5e08\u4e3b\u8981\u8d1f\u8d23\u4ee5\u4e0b\u5de5\u4f5c\uff1a<\/p>\n<ul>\n<li>\u5355\u7247\u673a\u3001DSP\u3001ARM\u3001FPGA\u7b49\u5d4c\u5165\u5f0f\u7a0b\u5e8f\u7684\u7f16\u5199\u548c\u8c03\u8bd5\u3002<\/li>\n<li>FPGA\u7a0b\u5e8f\u7684\u5f00\u53d1\uff0c\u6709\u65f6\u5c5e\u4e8e\u786c\u4ef6\u5de5\u7a0b\u5e08\u7684\u5de5\u4f5c\u8303\u7574\u3002<\/li>\n<\/ul>\n<p>\u867d\u7136PCB\u5de5\u7a0b\u5e08\u4eec\u662f\u9ad8\u7ea7\u6280\u672f\u4eba\u624d\uff0c\u4f46\u662f\u4eba\u65e0\u5b8c\u4eba\uff0c\u4ed6\u4eec\u4e5f\u5e38\u5e38\u72af\u4e00\u4e9b\u5e38\u89c1\u7684\u9519\u8bef\u3002\u4e0b\u9762\uff0c\u8ba9\u6211\u4eec\u770b\u770b\u8fd9\u4e9b\u5e38\u89c1\u9519\u8bef\uff0c\u4e5f\u8bb8\u4f60\u4e2d\u62db\u4e86\u5462\uff1f<\/p>\n<h2>\u8fdb\u9636\uff1a\u628a\u5e38\u89c1\u9519\u8bef\u6309\u53d1\u751f\u9636\u6bb5\u5206\u7c7b<\/h2>\n<p>\u539f\u6587\u5217\u51fa\u7684\u4e03\u4e2a\u9519\u8bef\u770b\u4f3c\u96f6\u6563\uff0c\u5176\u5b9e\u53ef\u4ee5\u6309\u300c\u53d1\u751f\u5728\u54ea\u4e2a\u9636\u6bb5\u300d\u5f52\u6210\u56db\u7c7b\u3002\u5206\u7c7b\u7684\u610f\u4e49\u5728\u4e8e\uff1a<strong>\u6bcf\u4e2a\u9636\u6bb5\u53ef\u4ee5\u914d\u4e00\u5957\u5bf9\u5e94\u7684\u68c0\u67e5\u52a8\u4f5c<\/strong>\uff0c\u800c\u4e0d\u662f\u7b49\u677f\u5b50\u56de\u6765\u624d\u53d1\u73b0\u95ee\u9898\u3002<\/p>\n<div class=\"jp-tw\">\n<table>\n<thead>\n<tr>\n<th>Stage<\/th>\n<th>\u5178\u578b\u9519\u8bef<\/th>\n<th>\u5bf9\u5e94\u68c0\u67e5\u52a8\u4f5c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Device Selection<\/td>\n<td>\u9009\u4e86\u4e0d\u5b58\u5728\u7684\u963b\u503c\u3001\u8fc7\u5ea6\u4f7f\u7528\u6602\u8d35\u5668\u4ef6<\/td>\n<td>BOM \u6807\u51c6\u5316\u4e0e\u66ff\u4ee3\u6599\u5ba1\u67e5<\/td>\n<\/tr>\n<tr>\n<td>Schematic Diagram<\/td>\n<td>\u4e0a\u4e0b\u62c9\u968f\u610f\u3001IO \u60ac\u7a7a\u3001\u5ffd\u7565\u8f6f\u4ef6\u5f71\u54cd<\/td>\n<td>\u539f\u7406\u56fe\u8bc4\u5ba1\u6e05\u5355<\/td>\n<\/tr>\n<tr>\n<td>PCB \u5b9e\u73b0<\/td>\n<td>\u81ea\u52a8\u5e03\u7ebf\u3001\u529f\u8017\u4e0e\u6563\u70ed\u5931\u63a7<\/td>\n<td>\u5e03\u7ebf\u89c4\u5219\u8bbe\u5b9a\u4e0e\u70ed\u8bc4\u4f30<\/td>\n<\/tr>\n<tr>\n<td>\u903b\u8f91\u5b9e\u73b0<\/td>\n<td>FPGA \u8d44\u6e90\u8fc7\u5ea6\u4f7f\u7528<\/td>\n<td>\u8d44\u6e90\u4e0e\u529f\u8017\u9884\u7b97\u8bc4\u5ba1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c<strong>\u8d8a\u9760\u524d\u7684\u9636\u6bb5\uff0c\u4fee\u6b63\u6210\u672c\u8d8a\u4f4e<\/strong>\u3002\u5668\u4ef6\u9009\u578b\u9636\u6bb5\u6539\u4e00\u4e2a\u963b\u503c\u662f\u96f6\u6210\u672c\uff0c\u7b49\u5230\u91cf\u4ea7\u540e\u518d\u6539\uff0c\u5c31\u53ef\u80fd\u6d89\u53ca\u5e93\u5b58\u3001\u8d34\u7247\u7a0b\u5e8f\u4e0e\u9a8c\u8bc1\u7684\u4e00\u8fde\u4e32\u8fd4\u5de5\u3002<\/p>\n<ul>\n<li><strong>Selection Phase<\/strong>\uff1a\u5efa\u7acb\u5e38\u7528\u5668\u4ef6\u5e93\uff0c\u4f18\u5148\u9009\u7528\u5df2\u6709\u6599\u53f7\uff1b<\/li>\n<li><strong>\u539f\u7406\u56fe\u9636\u6bb5<\/strong>\uff1a\u5bf9\u6bcf\u4e2a IO \u53e3\u660e\u786e\u5176\u9ed8\u8ba4\u72b6\u6001\u4e0e\u7528\u9014\uff1b<\/li>\n<li><strong>PCB \u9636\u6bb5<\/strong>\uff1a\u5148\u5e03\u5173\u952e\u7f51\u7edc\uff0c\u518d\u8bc4\u4f30\u6563\u70ed\uff0c\u6700\u540e\u624d\u8003\u8651\u81ea\u52a8\u5e03\u7ebf\u3002<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" class=\"alignnone size-large wp-image-10381\" src=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/pcb-electrostatic-protection-design.jpg\" alt=\"Electrostatic Protection Design for PCBs\" srcset=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/pcb-electrostatic-protection-design.jpg 1024w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/pcb-electrostatic-protection-design-300x225.jpg 300w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/pcb-electrostatic-protection-design-768x576.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p>\u5e38\u89c1\u9519\u8bef\u8be6\u89e3\u89c1<a href=\"\/en\/blog\/common-errors-in-printed-circuit-board-design\/\">How to Avoid Common Mistakes in Printed Circuit Board Design<\/a>; For spacing requirements, see<a href=\"\/en\/blog\/pcb-spacing\/\">Electrical Safety Clearances<\/a>\u3002<\/p>\n<h3>1. \u9009\u62e9\u9519\u8bef\u7684\u7535\u963b\u963b\u503c<\/h3>\n<p><strong>\u9519\u8bef\u89c2\u5ff5\uff1a<\/strong> \u8fd9\u4e9b\u62c9\u9ad8\/\u62c9\u4f4e\u7684\u7535\u963b\u7528\u591a\u5927\u7684\u963b\u503c\u5173\u7cfb\u4e0d\u5927\uff0c\u5c31\u9009\u4e2a\u6574\u65705K\u5427\u3002<\/p>\n<p><strong>\u70b9\u8bc4\uff1a<\/strong> \u5e02\u573a\u4e0a\u5e76\u4e0d\u5b58\u57285K\u7684\u963b\u503c\uff0c\u6700\u63a5\u8fd1\u7684\u662f4.99K\uff08\u7cbe\u5ea61%\uff09\uff0c\u5176\u6b21\u662f5.1K\uff08\u7cbe\u5ea65%\uff09\u3002\u4f7f\u752820%\u7cbe\u5ea6\u76844.7K\u7535\u963b\u53ef\u4ee5\u8282\u7701\u6210\u672c\uff0c\u540c\u65f6\u4fdd\u6301\u6027\u80fd\u3002<\/p>\n<h3>2. \u5ffd\u89c6\u8f6f\u4ef6\u5bf9\u786c\u4ef6\u7684\u5f71\u54cd<\/h3>\n<p><strong>\u9519\u8bef\u89c2\u5ff5\uff1a<\/strong> \u8fd9\u90e8\u5206\u7535\u8def\u53ea\u8981\u8981\u6c42\u8f6f\u4ef6\u8fd9\u6837\u8bbe\u8ba1\u5c31\u4e0d\u4f1a\u6709\u95ee\u9898\u3002<\/p>\n<p><strong>\u70b9\u8bc4\uff1a<\/strong> \u8f6f\u4ef6\u662f\u7ecf\u5e38\u53d1\u751f\u610f\u5916\u7684\uff0c\u7a0b\u5e8f\u8dd1\u98de\u540e\u53ef\u80fd\u5bfc\u81f4\u4e0d\u53ef\u9884\u6599\u7684\u64cd\u4f5c\u3002\u786c\u4ef6\u5e94\u786e\u4fdd\u4e0d\u8bba\u8f6f\u4ef6\u5982\u4f55\u64cd\u4f5c\uff0c\u90fd\u4e0d\u4f1a\u5728\u77ed\u65f6\u95f4\u5185\u53d1\u751f\u6c38\u4e45\u6027\u635f\u574f\u3002<\/p>\n<h2>\u8fdb\u9636\uff1a\u6210\u672c\u610f\u8bc6\u7684\u4e09\u4e2a\u5177\u4f53\u843d\u70b9<\/h2>\n<p>\u539f\u6587\u7b2c 3 \u6761\u6307\u51fa\u81ea\u52a8\u5e03\u7ebf\u4f1a\u589e\u5927\u9762\u79ef\u4e0e\u8fc7\u5b54\u6570\u91cf\u3002\u628a\u300c\u6210\u672c\u610f\u8bc6\u300d\u843d\u5230\u53ef\u6267\u884c\u7684\u5730\u65b9\uff0c\u4e3b\u8981\u6709\u4e09\u4e2a\u65b9\u5411\uff1a<\/p>\n<div class=\"jp-tw\">\n<table>\n<thead>\n<tr>\n<th>\u843d\u70b9<\/th>\n<th>\u5e38\u89c1\u6d6a\u8d39<\/th>\n<th>\u6539\u5584\u52a8\u4f5c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5668\u4ef6\u6210\u672c<\/td>\n<td>\u9009\u4e86\u8d85\u51fa\u9700\u6c42\u7cbe\u5ea6\u4e0e\u6e29\u6f02\u7684\u5668\u4ef6<\/td>\n<td>\u6309\u5b9e\u9645\u6307\u6807\u9009\u578b\uff0c\u5efa\u7acb\u4f18\u9009\u5e93<\/td>\n<\/tr>\n<tr>\n<td>\u677f\u9762\u79ef<\/td>\n<td>\u5e03\u5c40\u677e\u6563\u3001\u81ea\u52a8\u5e03\u7ebf\u5bfc\u81f4\u9762\u79ef\u865a\u9ad8<\/td>\n<td>\u4f18\u5316\u5e03\u5c40\uff0c\u5173\u952e\u7f51\u7edc\u624b\u5de5\u5e03<\/td>\n<\/tr>\n<tr>\n<td>\u5de5\u827a\u6210\u672c<\/td>\n<td>\u53c2\u6570\u6536\u7d27\u3001\u5c42\u6570\u504f\u591a<\/td>\n<td>\u6309\u9700\u6c42\u5206\u7ec4\u8bbe\u5b9a\u89c4\u5219\uff0c\u8bc4\u4f30\u5c42\u6570<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u5668\u4ef6\u6210\u672c\u91cc\u6700\u5178\u578b\u7684\u4f8b\u5b50\u5c31\u662f\u539f\u6587\u63d0\u5230\u7684\u7535\u963b\u7cbe\u5ea6\uff1a<strong>1% \u7cbe\u5ea6\u4e0e 5% \u7cbe\u5ea6\u7684\u4ef7\u5dee\u5728\u5c0f\u6279\u91cf\u65f6\u4e0d\u660e\u663e\uff0c\u4f46\u5728\u767e\u4e07\u7ea7\u51fa\u8d27\u65f6\u662f\u5b9e\u6253\u5b9e\u7684\u5dee\u5f02<\/strong>\u3002\u540c\u7406\uff0c\u9009\u7528 0.1% \u7cbe\u5ea6\u6216\u4f4e\u6e29\u6f02\u7535\u963b\uff0c\u53ea\u6709\u5728\u786e\u6709\u5fc5\u8981\uff08\u5982\u7cbe\u5bc6\u6d4b\u91cf\u3001\u57fa\u51c6\u6e90\uff09\u65f6\u624d\u503c\u5f97\u3002<\/p>\n<ul>\n<li><strong>\u5efa\u7acb\u4f18\u9009\u5668\u4ef6\u5e93<\/strong>\uff1a\u628a\u5e38\u7528\u963b\u5bb9\u3001\u8fde\u63a5\u5668\u6536\u655b\u5230\u5c11\u6570\u6599\u53f7\uff0c\u91cf\u5927\u4e86\u8bae\u4ef7\u7a7a\u95f4\u4e5f\u5927\uff1b<\/li>\n<li><strong>\u51cf\u5c11\u6599\u53f7\u79cd\u7c7b<\/strong>\uff1a\u6599\u53f7\u8d8a\u591a\uff0c\u8d34\u7247\u6362\u6599\u6b21\u6570\u8d8a\u591a\uff0c\u52a0\u5de5\u8d39\u8d8a\u9ad8\uff1b<\/li>\n<li><strong>\u907f\u514d\u5355\u4e00\u6765\u6e90\u5668\u4ef6<\/strong>\uff1a\u6ca1\u6709\u66ff\u4ee3\u6599\u7684\u5668\u4ef6\u4e00\u65e6\u7f3a\u8d27\uff0c\u4f1a\u76f4\u63a5\u5361\u4f4f\u751f\u4ea7\u3002<\/li>\n<\/ul>\n<ol>\n<li>BOM \u5b9a\u7a3f\u524d\u505a\u4e00\u6b21\u6599\u53f7\u5f52\u5e76\uff1b<\/li>\n<li>\u5bf9\u6bcf\u4e2a\u5668\u4ef6\u6807\u6ce8\u662f\u5426\u6709\u66ff\u4ee3\u6599\uff1b<\/li>\n<li>\u5bf9\u9ad8\u4ef7\u5668\u4ef6\u5355\u72ec\u786e\u8ba4\u662f\u5426\u6709\u66f4\u7ecf\u6d4e\u7684\u9009\u62e9\u3002<\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"402\" height=\"226\" class=\"alignnone size-large wp-image-5665\" src=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/07\/pcb-board.webp\" alt=\"Standard Printed Circuit Boards\" srcset=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/07\/pcb-board.webp 402w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/07\/pcb-board-300x169.webp 300w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/07\/pcb-board-400x225.webp 400w\" sizes=\"auto, (max-width: 402px) 100vw, 402px\" \/><\/p>\n<p>For cost-saving methods, see<a href=\"\/en\/blog\/six-ways-to-reduce-purchasing-costs-for-pcb\/\">Six Ways to Reduce PCB Procurement Costs<\/a>; For panel selection, see<a href=\"\/en\/capabilities\/pcb-materials\/\">PCB Sheets<\/a>\u3002<\/p>\n<h3>3. \u8fc7\u5ea6\u4f7f\u7528\u6602\u8d35\u7684\u7ec4\u4ef6<\/h3>\n<p><strong>\u9519\u8bef\u89c2\u5ff5\uff1a<\/strong> \u8fd9\u677f\u5b50\u7684PCB\u8bbe\u8ba1\u8981\u6c42\u4e0d\u9ad8\uff0c\u5c31\u7528\u7ec6\u4e00\u70b9\u7684\u7ebf\uff0c\u81ea\u52a8\u5e03\u5427\u3002<\/p>\n<p><strong>\u70b9\u8bc4\uff1a<\/strong> \u81ea\u52a8\u5e03\u7ebf\u901a\u5e38\u5360\u7528\u66f4\u5927\u7684PCB\u9762\u79ef\uff0c\u540c\u65f6\u589e\u52a0\u4e86\u8fc7\u5b54\u6570\u91cf\u3002\u8fd9\u4f1a\u5bfc\u81f4\u6210\u672c\u4e0a\u5347\uff0c\u5e76\u589e\u52a0\u4f9b\u5e94\u5546\u7684\u5236\u9020\u6210\u672c\u3002<\/p>\n<h3>4. \u5ffd\u89c6\u529f\u8017\u95ee\u9898<\/h3>\n<p><strong>\u9519\u8bef\u89c2\u5ff5\uff1a<\/strong> \u6211\u4eec\u8fd9\u7cfb\u7edf\u662f220V\u4f9b\u7535\uff0c\u5c31\u4e0d\u7528\u5728\u4e4e\u529f\u8017\u95ee\u9898\u4e86\u3002<\/p>\n<p><strong>\u70b9\u8bc4\uff1a<\/strong> \u4f4e\u529f\u8017\u8bbe\u8ba1\u4e0d\u4ec5\u6709\u52a9\u4e8e\u8282\u7701\u7535\u80fd\uff0c\u8fd8\u53ef\u4ee5\u964d\u4f4e\u7535\u6e90\u6a21\u5757\u548c\u6563\u70ed\u7cfb\u7edf\u7684\u6210\u672c\uff0c\u51cf\u5c11\u7535\u78c1\u8f90\u5c04\u548c\u70ed\u566a\u58f0\u7684\u5e72\u6270\u3002<\/p>\n<h2>\u8fdb\u9636\uff1a\u4e0a\u4e0b\u62c9\u7535\u963b\u600e\u4e48\u5b9a\u91cf\u9009<\/h2>\n<p>\u539f\u6587\u6307\u51fa\u4e0d\u662f\u6bcf\u4e2a\u4fe1\u53f7\u90fd\u9700\u8981\u4e0a\u4e0b\u62c9\u3002\u8981\u5224\u65ad\u300c\u662f\u5426\u9700\u8981\u300d\u4e0e\u300c\u9009\u591a\u5927\u300d\uff0c\u53ef\u4ee5\u4ece\u4e09\u6761\u7ebf\u7d22\u5165\u624b\uff1a<\/p>\n<ul>\n<li><strong>\u770b\u5668\u4ef6\u624b\u518c\u7684\u63a8\u8350\u503c<\/strong>\uff1a\u591a\u6570\u82af\u7247\u4f1a\u76f4\u63a5\u7ed9\u51fa\u5178\u578b\u4e0a\u4e0b\u62c9\u963b\u503c\uff0c\u8fd9\u662f\u7b2c\u4e00\u4f9d\u636e\uff1b<\/li>\n<li><strong>\u770b\u4fe1\u53f7\u901f\u7387<\/strong>\uff1aI\u00b2C \u8fd9\u7c7b\u5f00\u6f0f\u603b\u7ebf\u7684\u4e0a\u62c9\u963b\u503c\u7531\u603b\u7ebf\u7535\u5bb9\u4e0e\u76ee\u6807\u4e0a\u5347\u65f6\u95f4\u51b3\u5b9a\uff0c\u901f\u7387\u8d8a\u9ad8\u963b\u503c\u8d8a\u5c0f\uff1b<\/li>\n<li><strong>\u770b\u529f\u8017\u7ea6\u675f<\/strong>\uff1a\u4e0a\u62c9\u7535\u963b\u5728\u4fe1\u53f7\u4e3a\u4f4e\u65f6\u6301\u7eed\u6d88\u8017\u7535\u6d41\uff0c\u7535\u6c60\u4f9b\u7535\u573a\u5408\u8981\u9009\u5927\u963b\u503c\u3002<\/li>\n<\/ul>\n<p>\u4ee5 I\u00b2C \u4e3a\u4f8b\uff0c\u4e0a\u62c9\u963b\u503c\u7684\u4e0b\u9650\u7531\u9a71\u52a8\u80fd\u529b\u51b3\u5b9a\uff0c\u4e0a\u9650\u7531\u4e0a\u5347\u65f6\u95f4\u51b3\u5b9a\uff1a<\/p>\n<div class=\"jp-tw\">\n<table>\n<thead>\n<tr>\n<th>\u6a21\u5f0f<\/th>\n<th>Rate<\/th>\n<th>\u5e38\u7528\u4e0a\u62c9\u963b\u503c<\/th>\n<th>\u7ea6\u675f\u6765\u6e90<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u6807\u51c6\u6a21\u5f0f<\/td>\n<td>100 kHz<\/td>\n<td>4.7 \u2013 10 k\u03a9<\/td>\n<td>\u4e0a\u5347\u65f6\u95f4\u5bbd\u677e<\/td>\n<\/tr>\n<tr>\n<td>\u5feb\u901f\u6a21\u5f0f<\/td>\n<td>400 kHz<\/td>\n<td>2.2 \u2013 4.7 k\u03a9<\/td>\n<td>\u4e0a\u5347\u65f6\u95f4\u6536\u7d27<\/td>\n<\/tr>\n<tr>\n<td>\u9ad8\u901f\u6a21\u5f0f<\/td>\n<td>3.4 MHz<\/td>\n<td>1 \u2013 2 k\u03a9 \u6216\u4e3b\u52a8\u4e0a\u62c9<\/td>\n<td>\u603b\u7ebf\u7535\u5bb9\u5f71\u54cd\u663e\u8457<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u53cd\u8fc7\u6765\uff0c<strong>\u4e0d\u8be5\u52a0\u4e0a\u4e0b\u62c9\u7684\u5178\u578b\u60c5\u51b5<\/strong>\u5305\u62ec\uff1a\u63a8\u633d\u8f93\u51fa\u4e14\u5df2\u660e\u786e\u9ed8\u8ba4\u7535\u5e73\u7684\u4fe1\u53f7\u3001\u5185\u90e8\u5df2\u96c6\u6210\u4e0a\u4e0b\u62c9\u4e14\u9ed8\u8ba4\u4f7f\u80fd\u7684 MCU \u5f15\u811a\u3001\u4ee5\u53ca\u6a21\u62df\u4fe1\u53f7\u8def\u5f84\u4e0a\u968f\u610f\u52a0\u7684\u7535\u963b\u3002\u8fd9\u4e9b\u591a\u4f59\u7684\u7535\u963b\u9664\u4e86\u589e\u52a0\u529f\u8017\u4e0e\u6210\u672c\uff0c\u8fd8\u53ef\u80fd\u5f71\u54cd\u4fe1\u53f7\u8fb9\u6cbf\u3002<\/p>\n<ol>\n<li>\u5148\u67e5\u5668\u4ef6\u624b\u518c\uff0c\u786e\u8ba4\u5f15\u811a\u7c7b\u578b\u4e0e\u5185\u90e8\u4e0a\u4e0b\u62c9\u60c5\u51b5\uff1b<\/li>\n<li>\u5bf9\u5f00\u6f0f\u4e0e\u4e09\u6001\u603b\u7ebf\uff0c\u6309\u901f\u7387\u4e0e\u603b\u7ebf\u7535\u5bb9\u7b97\u963b\u503c\uff1b<\/li>\n<li>\u5bf9\u666e\u901a\u4fe1\u53f7\uff0c\u786e\u8ba4\u4e0a\u7535\u9ed8\u8ba4\u6001\u662f\u5426\u9700\u8981\u5916\u90e8\u4fdd\u969c\uff1b<\/li>\n<li>\u628a\u4e0d\u9700\u8981\u7684\u4e0a\u4e0b\u62c9\u4ece BOM \u4e2d\u5220\u9664\u3002<\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"422\" height=\"238\" class=\"alignnone size-large wp-image-8653\" src=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/pcb-bonding-board.jpg\" alt=\"Bonding Board Technology in PCB Manufacturing\" srcset=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/pcb-bonding-board.jpg 422w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/pcb-bonding-board-300x169.jpg 300w\" sizes=\"auto, (max-width: 422px) 100vw, 422px\" \/><\/p>\n<p>\u672a\u7528 IO \u5904\u7406\u4e0e\u53ef\u9760\u6027\u89c1<a href=\"\/en\/blog\/19-pcb-reliability-and-microsection-points\/\">Key Points on the Reliability of 19 Printed Circuit Boards and Microsectioning Techniques<\/a>; For the test plan, see<a href=\"\/en\/pcba-testing\/\">PCBA Testing<\/a>\u3002<\/p>\n<h3>5. \u4e0d\u5408\u7406\u4e0a\u4e0b\u62c9\u4fe1\u53f7\u7ebf<\/h3>\n<p><strong>\u9519\u8bef\u89c2\u5ff5\uff1a<\/strong> \u8fd9\u4e9b\u603b\u7ebf\u4fe1\u53f7\u90fd\u7528\u7535\u963b\u62c9\u4e00\u4e0b\uff0c\u611f\u89c9\u653e\u5fc3\u4e9b\u3002<\/p>\n<p><strong>\u70b9\u8bc4\uff1a<\/strong> \u4fe1\u53f7\u9700\u8981\u4e0a\u4e0b\u62c9\u7684\u539f\u56e0\u4e0d\u540c\uff0c\u4e0d\u662f\u6bcf\u4e2a\u4fe1\u53f7\u90fd\u9700\u8981\u62c9\u3002\u4e0d\u5fc5\u8981\u7684\u4e0a\u4e0b\u62c9\u7535\u963b\u4f1a\u589e\u52a0\u529f\u8017\uff0c\u589e\u52a0\u6210\u672c\u3002<\/p>\n<h3>6. \u60ac\u7a7a\u4e0d\u7528\u7684I\/O\u53e3<\/h3>\n<p><strong>\u9519\u8bef\u89c2\u5ff5\uff1a<\/strong> CPU\u548cFPGA\u7684\u8fd9\u4e9b\u4e0d\u7528\u7684I\/O\u53e3\u600e\u4e48\u5904\u7406\u5462\uff1f\u5148\u8ba9\u5b83\u7a7a\u7740\u5427\uff0c\u4ee5\u540e\u518d\u8bf4\u3002<\/p>\n<p><strong>\u70b9\u8bc4\uff1a<\/strong> \u4e0d\u7528\u7684I\/O\u53e3\u5982\u679c\u60ac\u7a7a\u53ef\u80fd\u53d7\u5230\u5916\u754c\u7684\u5e72\u6270\u6210\u4e3a\u610f\u5916\u8f93\u5165\u4fe1\u53f7\u3002\u6700\u597d\u7684\u65b9\u6cd5\u662f\u8bbe\u6210\u8f93\u51fa\u3002<\/p>\n<h3>7. \u8fc7\u5ea6\u4f7f\u7528FPGA\u8d44\u6e90<\/h3>\n<p><strong>\u9519\u8bef\u89c2\u5ff5\uff1a<\/strong> \u8fd9\u6b3eFPGA\u8fd8\u5269\u8fd9\u4e48\u591a\u95e8\u7528\u4e0d\u5b8c\uff0c\u53ef\u5c3d\u60c5\u53d1\u6325\u5427\u3002<\/p>\n<p><strong>\u70b9\u8bc4\uff1a<\/strong> FPGA\u7684\u529f\u8017\u4e0e\u4f7f\u7528\u7684\u89e6\u53d1\u5668\u6570\u91cf\u6210\u6b63\u6bd4\u3002\u5c3d\u91cf\u51cf\u5c11\u9ad8\u901f\u89e6\u53d1\u5668\u6570\u91cf\u662f\u964d\u4f4eFPGA\u529f\u8017\u7684\u65b9\u6cd5\u3002<\/p>\n<h2>\u8fdb\u9636\uff1a\u539f\u7406\u56fe\u8bc4\u5ba1\u7684\u5341\u9879\u68c0\u67e5<\/h2>\n<p>\u628a\u539f\u6587\u4e03\u6761\u9519\u8bef\u6269\u5c55\u6210\u4e00\u4efd\u539f\u7406\u56fe\u8bc4\u5ba1\u6e05\u5355\uff0c\u80fd\u5728\u6295\u677f\u524d\u62e6\u4f4f\u5927\u90e8\u5206\u95ee\u9898\uff1a<\/p>\n<div class=\"jp-tw\">\n<table>\n<thead>\n<tr>\n<th>No.<\/th>\n<th>Checklist Items<\/th>\n<th>Note<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1<\/td>\n<td>\u6240\u6709\u5668\u4ef6\u6599\u53f7\u771f\u5b9e\u5b58\u5728\u4e14\u6709\u5e93\u5b58<\/td>\n<td>\u907f\u514d\u9009\u5230\u4e0d\u5b58\u5728\u7684\u963b\u503c<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>\u6bcf\u4e2a IO \u53e3\u90fd\u6709\u660e\u786e\u5b9a\u4e49<\/td>\n<td>\u6d88\u9664\u60ac\u7a7a\u5f15\u811a<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>\u4e0a\u4e0b\u62c9\u7535\u963b\u6709\u4f9d\u636e<\/td>\n<td>\u6309\u624b\u518c\u4e0e\u901f\u7387\u786e\u5b9a<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>\u4e0a\u7535\u4e0e\u6389\u7535\u65f6\u5e8f\u6709\u7535\u8def\u4fdd\u969c<\/td>\n<td>\u4e0d\u4f9d\u8d56\u8f6f\u4ef6\u521d\u59cb\u5316<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>\u7535\u6e90\u8f68\u7684\u5bb9\u5dee\u4e0e\u538b\u964d\u6838\u7b97<\/td>\n<td>\u907f\u514d\u4f4e\u538b\u4e0b\u5f02\u5e38<\/td>\n<\/tr>\n<tr>\n<td>6<\/td>\n<td>\u529f\u8017\u9884\u7b97\u4e0e\u6563\u70ed\u8def\u5f84<\/td>\n<td>\u9ad8\u70ed\u5668\u4ef6\u6709\u6563\u70ed\u63aa\u65bd<\/td>\n<\/tr>\n<tr>\n<td>7<\/td>\n<td>\u4fdd\u62a4\u5668\u4ef6\u9f50\u5907<\/td>\n<td>\u8fc7\u6d41\u3001\u8fc7\u538b\u3001ESD\u3001\u53cd\u63a5<\/td>\n<\/tr>\n<tr>\n<td>8<\/td>\n<td>\u6d4b\u8bd5\u70b9\u4e0e\u8c03\u8bd5\u63a5\u53e3<\/td>\n<td>\u5173\u952e\u4fe1\u53f7\u53ef\u6d4b<\/td>\n<\/tr>\n<tr>\n<td>9<\/td>\n<td>\u66ff\u4ee3\u6599\u4e0e\u4f9b\u8d27\u98ce\u9669<\/td>\n<td>\u907f\u514d\u5355\u4e00\u6765\u6e90<\/td>\n<\/tr>\n<tr>\n<td>10<\/td>\n<td>\u4e0e\u7ed3\u6784\u3001\u8f6f\u4ef6\u7684\u63a5\u53e3\u4e00\u81f4<\/td>\n<td>\u63a5\u53e3\u5b9a\u4e49\u4e09\u65b9\u786e\u8ba4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u8bc4\u5ba1\u7684\u5f62\u5f0f\u4e0d\u91cd\u8981\uff0c\u91cd\u8981\u7684\u662f<strong>\u6709\u4eba\u7528\u540c\u4e00\u4efd\u6e05\u5355\u9010\u9879\u8fc7\u4e00\u904d<\/strong>\u3002\u5b9e\u8df5\u4e2d\uff0c\u7531\u975e\u8bbe\u8ba1\u8005\u672c\u4eba\u505a\u4ea4\u53c9\u8bc4\u5ba1\u6548\u679c\u6700\u597d\u2014\u2014\u8bbe\u8ba1\u8005\u5bb9\u6613\u5bf9\u81ea\u5df1\u7684\u5047\u8bbe\u89c6\u800c\u4e0d\u89c1\u3002<\/p>\n<h2>Conclusion<\/h2>\n<p>\u4f5c\u4e3aPCB\u5de5\u7a0b\u5e08\uff0c\u4e86\u89e3\u5e76\u907f\u514d\u8fd9\u4e9b\u5e38\u89c1\u9519\u8bef\u5c06\u6709\u52a9\u4e8e\u63d0\u9ad8\u5de5\u4f5c\u7684\u6548\u7387\u548c\u4ea7\u54c1\u8d28\u91cf\u3002\u4e0d\u65ad\u5b66\u4e60\u548c\u6539\u8fdb\uff0c\u5c06\u4f7f\u60a8\u6210\u4e3a\u66f4\u51fa\u8272\u7684\u5de5\u7a0b\u5e08\u3002<\/p>\n<h2>\u8fdb\u9636\uff1a\u4ece\u300c\u8bb0\u4f4f\u9519\u8bef\u300d\u5230\u300c\u5efa\u7acb\u9632\u7ebf\u300d<\/h2>\n<p>\u9760\u8bb0\u5fc6\u907f\u514d\u9519\u8bef\u5e76\u4e0d\u53ef\u9760\uff0c\u56e0\u4e3a\u9879\u76ee\u4e00\u5fd9\uff0c\u68c0\u67e5\u5c31\u4e00\u5b9a\u4f1a\u88ab\u538b\u7f29\u3002\u66f4\u6709\u6548\u7684\u505a\u6cd5\u662f\u628a\u9632\u9519\u673a\u5236\u56fa\u5316\u5230\u6d41\u7a0b\u4e0e\u5de5\u5177\u91cc\uff1a<\/p>\n<ul>\n<li><strong>\u5668\u4ef6\u5e93\u6807\u51c6\u5316<\/strong>\uff1a\u628a\u4f18\u9009\u6599\u53f7\u56fa\u5316\u8fdb\u5e93\uff0c\u4ece\u6e90\u5934\u675c\u7edd\u300c\u9009\u4e86\u4e0d\u5b58\u5728\u7684\u963b\u503c\u300d\uff1b<\/li>\n<li><strong>\u8bbe\u8ba1\u89c4\u5219\u5185\u7f6e<\/strong>\uff1a\u628a\u7ebf\u5bbd\u3001\u95f4\u8ddd\u3001\u8fc7\u5b54\u7b49\u89c4\u5219\u5199\u8fdb EDA \u5de5\u5177\u7684\u7ea6\u675f\u7ba1\u7406\u5668\uff0c\u9760 DRC \u5f3a\u5236\u68c0\u67e5\uff1b<\/li>\n<li><strong>\u8bc4\u5ba1\u6e05\u5355\u5236\u5ea6<\/strong>\uff1a\u539f\u7406\u56fe\u4e0e\u6295\u677f\u5404\u4e00\u4efd\u6e05\u5355\uff0c\u5b8c\u6210\u4e00\u9879\u52fe\u4e00\u9879\uff1b<\/li>\n<li><strong>\u5931\u8d25\u6848\u4f8b\u5f52\u6863<\/strong>\uff1a\u628a\u5386\u53f2\u4e0a\u51fa\u8fc7\u7684\u95ee\u9898\u6574\u7406\u6210\u6848\u4f8b\u5e93\uff0c\u65b0\u4eba\u4e5f\u80fd\u76f4\u63a5\u53d7\u76ca\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u56db\u9879\u7684\u5171\u540c\u70b9\u662f\uff1a<strong>\u628a\u5bf9\u4e2a\u4eba\u7ecf\u9a8c\u7684\u4f9d\u8d56\uff0c\u8f6c\u6362\u6210\u5bf9\u6d41\u7a0b\u4e0e\u5de5\u5177\u7684\u4f9d\u8d56<\/strong>\u3002\u7ecf\u9a8c\u548c\u6e05\u5355\u4e0d\u77db\u76fe\uff0c\u6e05\u5355\u53ea\u662f\u628a\u7ecf\u9a8c\u53d8\u6210\u53ef\u590d\u7528\u7684\u5f62\u5f0f\uff0c\u8ba9\u56e2\u961f\u91cc\u6bcf\u4e2a\u4eba\u90fd\u80fd\u8fbe\u5230\u540c\u6837\u7684\u4e0b\u9650\u3002<\/p>\n<h2>Frequently Asked Questions<\/h2>\n<h3>\u95ee\u9898\uff1a\u4e3a\u4ec0\u4e48\u9009\u62e95K\u7535\u963b\u662f\u9519\u8bef\u7684\uff1f<\/h3>\n<p>\u7b54\uff1a\u5e02\u573a\u4e0a\u4e0d\u5b58\u57285K\u7684\u7535\u963b\u963b\u503c\uff0c\u6700\u63a5\u8fd1\u7684\u662f4.99K\u548c5.1K\uff0c\u9009\u62e9\u66f4\u63a5\u8fd1\u7684\u963b\u503c\u53ef\u4ee5\u8282\u7701\u6210\u672c\u5e76\u4fdd\u6301\u6027\u80fd\u3002<\/p>\n<h3>\u95ee\u9898\uff1a\u4e3a\u4ec0\u4e48\u9700\u8981\u5173\u6ce8\u8f6f\u4ef6\u5bf9\u786c\u4ef6\u7684\u5f71\u54cd\uff1f<\/h3>\n<p>\u7b54\uff1a\u8f6f\u4ef6\u5e38\u5e38\u53d1\u751f\u610f\u5916\uff0c\u4e0d\u8bba\u8f6f\u4ef6\u5982\u4f55\u64cd\u4f5c\uff0c\u786c\u4ef6\u90fd\u4e0d\u5e94\u5728\u77ed\u65f6\u95f4\u5185\u53d1\u751f\u6c38\u4e45\u6027\u635f\u574f\u3002<\/p>\n<h3>\u95ee\u9898\uff1a\u4e3a\u4ec0\u4e48\u8981\u907f\u514d\u8fc7\u5ea6\u4f7f\u7528\u6602\u8d35\u7684\u7ec4\u4ef6\uff1f<\/h3>\n<p>\u7b54\uff1a\u8fc7\u5ea6\u4f7f\u7528\u6602\u8d35\u7684\u7ec4\u4ef6\u4f1a\u589e\u52a0\u6210\u672c\uff0c\u540c\u65f6\u589e\u52a0\u5236\u9020\u590d\u6742\u6027\u3002<\/p>\n<h3>\u95ee\u9898\uff1a\u4e3a\u4ec0\u4e48\u8981\u5173\u6ce8\u529f\u8017\u95ee\u9898\uff1f<\/h3>\n<p>\u7b54\uff1a\u4f4e\u529f\u8017\u8bbe\u8ba1\u53ef\u4ee5\u964d\u4f4e\u7535\u80fd\u6d88\u8017\uff0c\u51cf\u5c11\u6210\u672c\uff0c\u5e76\u51cf\u5c11\u7535\u78c1\u8f90\u5c04\u548c\u70ed\u566a\u58f0\u7684\u5e72\u6270\u3002<\/p>\n<h3>\u95ee\u9898\uff1a\u4e3a\u4ec0\u4e48\u4e0d\u5408\u7406\u4e0a\u4e0b\u62c9\u4fe1\u53f7\u7ebf\u4f1a\u6709\u95ee\u9898\uff1f<\/h3>\n<p>\u7b54\uff1a\u4e0d\u5fc5\u8981\u7684\u4e0a\u4e0b\u62c9\u7535\u963b\u4f1a\u589e\u52a0\u529f\u8017\u548c\u6210\u672c\uff0c\u5e94\u6839\u636e\u4fe1\u53f7\u9700\u6c42\u5408\u7406\u9009\u62e9\u662f\u5426\u62c9\u9ad8\u6216\u62c9\u4f4e\u3002<\/p>\n<h3>\u95ee\u9898\uff1aFPGA \u8d44\u6e90\u7528\u6ee1\u4f1a\u6709\u4ec0\u4e48\u5177\u4f53\u540e\u679c\uff1f<\/h3>\n<p>\u8d44\u6e90\u5360\u7528\u7387\u9ad8\u4f1a\u5e26\u6765\u4e09\u4e2a\u5b9e\u9645\u95ee\u9898\uff1a\u4e00\u662f\u529f\u8017\u4e0a\u5347\uff0c\u89e6\u53d1\u5668\u6570\u91cf\u4e0e\u52a8\u6001\u529f\u8017\u8fd1\u4f3c\u6210\u6b63\u6bd4\uff1b\u4e8c\u662f\u5e03\u7ebf\u62e5\u585e\u52a0\u5267\uff0c\u65f6\u5e8f\u6536\u655b\u56f0\u96be\uff0c\u5f80\u5f80\u9700\u8981\u964d\u9891\u624d\u80fd\u901a\u8fc7\uff1b\u4e09\u662f\u540e\u671f\u6539\u52a8\u7a7a\u95f4\u4e0d\u8db3\uff0c\u4efb\u4f55\u529f\u80fd\u8c03\u6574\u90fd\u53ef\u80fd\u5f15\u53d1\u5927\u8303\u56f4\u91cd\u65b0\u5e03\u5c40\u5e03\u7ebf\u3002\u5de5\u7a0b\u4e0a\u901a\u5e38\u628a\u8d44\u6e90\u5360\u7528\u63a7\u5236\u5728 70% \u2013 80% \u4ee5\u5185\u3002<\/p>\n<h3>\u95ee\u9898\uff1a\u4e3a\u4ec0\u4e48\u4f4e\u529f\u8017\u8bbe\u8ba1\u4e0d\u53ea\u662f\u7701\u7535\uff1f<\/h3>\n<p>\u4f4e\u529f\u8017\u5e26\u6765\u7684\u662f\u8fde\u9501\u6536\u76ca\uff1a\u7535\u6e90\u6a21\u5757\u7684\u5bb9\u91cf\u4e0e\u6210\u672c\u53ef\u4ee5\u4e0b\u964d\uff0c\u6563\u70ed\u7ed3\u6784\u53ef\u4ee5\u7b80\u5316\u751a\u81f3\u53d6\u6d88\u98ce\u6247\uff0c\u4ea7\u54c1\u4f53\u79ef\u968f\u4e4b\u7f29\u5c0f\uff0c\u540c\u65f6\u7535\u78c1\u8f90\u5c04\u4e0e\u70ed\u566a\u58f0\u964d\u4f4e\uff0c\u7cfb\u7edf\u7684\u6a21\u62df\u7cbe\u5ea6\u7a33\u5b9a\u6027\u4e5f\u4f1a\u6539\u5584\u3002\u56e0\u6b64\u5728\u7535\u6c60\u4f9b\u7535\u4e4b\u5916\u7684\u573a\u666f\uff0c\u4f4e\u529f\u8017\u540c\u6837\u6709\u4ef7\u503c\u3002<\/p>\n<h3>\u95ee\u9898\uff1a\u81ea\u52a8\u5e03\u7ebf\u5728\u4ec0\u4e48\u60c5\u51b5\u4e0b\u53ef\u4ee5\u7528\uff1f<\/h3>\n<p>\u5728\u4f4e\u901f\u3001\u4f4e\u5bc6\u5ea6\u3001\u5bf9\u65f6\u5e8f\u4e0e\u963b\u6297\u6ca1\u6709\u8981\u6c42\u7684\u677f\u4e0a\u53ef\u4ee5\u4f7f\u7528\uff0c\u4f8b\u5982\u7b80\u5355\u7684\u63a5\u53e3\u8f6c\u63a5\u677f\u3001\u7535\u6e90\u5206\u914d\u677f\u3002\u4f7f\u7528\u524d\u5e94\u5148\u8bbe\u5b9a\u597d\u89c4\u5219\uff08\u7ebf\u5bbd\u3001\u95f4\u8ddd\u3001\u8fc7\u5b54\u7c7b\u578b\uff09\uff0c\u5e03\u5b8c\u518d\u4eba\u5de5\u68c0\u67e5\u4e00\u904d\u5173\u952e\u7f51\u7edc\u3002\u5bf9\u542b\u6709\u9ad8\u901f\u4fe1\u53f7\u3001\u5dee\u5206\u5bf9\u6216\u5bc6\u96c6 BGA \u7684\u677f\uff0c\u4e0d\u5efa\u8bae\u4f9d\u8d56\u81ea\u52a8\u5e03\u7ebf\u3002<\/p>\n<h3>\u95ee\u9898\uff1a\u60ac\u7a7a\u7684 IO \u53e3\u8bbe\u6210\u8f93\u51fa\u5c31\u4e00\u5b9a\u5b89\u5168\u5417\uff1f<\/h3>\n<p>\u8bbe\u6210\u8f93\u51fa\u901a\u5e38\u6bd4\u60ac\u7a7a\u5b89\u5168\uff0c\u4f46\u8981\u6ce8\u610f\u4e24\u70b9\uff1a\u4e00\u662f\u8bbe\u4e3a\u8f93\u51fa\u540e\u82e5\u5916\u90e8\u6709\u5f3a\u9a71\u52a8\u4fe1\u53f7\u63a5\u5165\uff0c\u53ef\u80fd\u5f62\u6210\u51b2\u7a81\u7535\u6d41\uff0c\u56e0\u6b64\u8981\u9009\u4e00\u4e2a\u4e0d\u4f1a\u4e0e\u5916\u90e8\u51b2\u7a81\u7684\u7535\u5e73\uff1b\u4e8c\u662f\u90e8\u5206\u5f15\u811a\u5728\u914d\u7f6e\u4e3a\u8f93\u51fa\u524d\u4ecd\u5904\u4e8e\u9ad8\u963b\u6001\uff0c\u4e0a\u7535\u77ac\u95f4\u7684\u72b6\u6001\u7531\u82af\u7247\u5185\u90e8\u51b3\u5b9a\uff0c\u9700\u8981\u5728\u624b\u518c\u4e2d\u786e\u8ba4\u9ed8\u8ba4\u884c\u4e3a\u3002<\/p>\n<h3>\u95ee\u9898\uff1a\u5982\u4f55\u5224\u65ad\u4e00\u4e2a\u5668\u4ef6\u662f\u5426\u300c\u8fc7\u5ea6\u8bbe\u8ba1\u300d\uff1f<\/h3>\n<p>\u628a\u5668\u4ef6\u7684\u5173\u952e\u6307\u6807\u4e0e\u5b9e\u9645\u5de5\u4f5c\u6761\u4ef6\u9010\u4e00\u5bf9\u7167\uff1a\u7535\u963b\u770b\u7cbe\u5ea6\u4e0e\u6e29\u6f02\u662f\u5426\u6ee1\u8db3\u8bef\u5dee\u9884\u7b97\uff0c\u7535\u5bb9\u770b\u8010\u538b\u3001\u5bb9\u5dee\u4e0e\u6e29\u5ea6\u7279\u6027\u662f\u5426\u5339\u914d\uff0c\u82af\u7247\u770b\u5de5\u4f5c\u6e29\u5ea6\u8303\u56f4\u4e0e\u63a5\u53e3\u901f\u7387\u662f\u5426\u8d85\u51fa\u9700\u6c42\u3002\u53ea\u8981\u6709\u4e00\u9879\u660e\u663e\u8d85\u51fa\u5b9e\u9645\u9700\u6c42\uff0c\u5c31\u5b58\u5728\u6210\u672c\u4f18\u5316\u7a7a\u95f4\u3002<\/p>\n<h3>\u95ee\u9898\uff1a\u539f\u7406\u56fe\u8bc4\u5ba1\u5e94\u8be5\u5728\u4ec0\u4e48\u65f6\u5019\u505a\uff1f<\/h3>\n<p>\u6700\u4f73\u65f6\u673a\u662f\u539f\u7406\u56fe\u57fa\u672c\u5b8c\u6210\u3001\u5c1a\u672a\u8fdb\u5165 PCB \u5e03\u5c40\u4e4b\u524d\u3002\u8fd9\u4e2a\u9636\u6bb5\u6539\u52a8\u6210\u672c\u6700\u4f4e\uff0c\u4e14\u80fd\u540c\u65f6\u7ea6\u675f\u540e\u7eed\u7684\u5e03\u5c40\u5e03\u7ebf\u3002\u82e5\u7b49\u5230 PCB \u5e03\u7ebf\u5b8c\u6210\u540e\u518d\u56de\u5934\u6539\u539f\u7406\u56fe\uff0c\u5f80\u5f80\u9700\u8981\u540c\u6b65\u4fee\u6539\u5e03\u5c40\uff0c\u5de5\u4f5c\u91cf\u6210\u500d\u589e\u52a0\u3002<\/p>\n<h3>\u95ee\u9898\uff1a\u4e3a\u4ec0\u4e48\u8981\u628a\u5931\u8d25\u6848\u4f8b\u5f52\u6863\uff1f<\/h3>\n<p>\u56e0\u4e3a\u540c\u7c7b\u9519\u8bef\u4f1a\u53cd\u590d\u53d1\u751f\uff0c\u800c\u4e14\u5f80\u5f80\u7531\u4e0d\u540c\u7684\u4eba\u5728\u4e0d\u540c\u7684\u9879\u76ee\u4e0a\u91cd\u590d\u3002\u628a\u5931\u8d25\u73b0\u8c61\u3001\u6839\u56e0\u3001\u6539\u8fdb\u63aa\u65bd\u4e0e\u9a8c\u8bc1\u7ed3\u679c\u6574\u7406\u6210\u6848\u4f8b\uff0c\u80fd\u8ba9\u7ecf\u9a8c\u5728\u56e2\u961f\u5185\u590d\u7528\uff0c\u4e5f\u80fd\u5728\u65b0\u9879\u76ee\u8bc4\u5ba1\u65f6\u76f4\u63a5\u5bf9\u7167\u68c0\u67e5\uff0c\u662f\u6295\u5165\u4ea7\u51fa\u6bd4\u6700\u9ad8\u7684\u8d28\u91cf\u6d3b\u52a8\u4e4b\u4e00\u3002<\/p>\n<p><strong>Additional Information<\/strong>\uff1a<a href=\"\/en\/blog\/common-errors-in-printed-circuit-board-design\/\">How to Avoid Common Mistakes in Printed Circuit Board Design<\/a> \u00b7 <a href=\"\/en\/blog\/pcb-assembly-testing\/\">Why Is PCB Assembly and Testing Necessary?<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>PCB\u5de5\u7a0b\u5e08\u662f\u4ece\u4e8b\u5404\u7c7b\u7535\u5b50\u8bbe\u5907\u548c\u4fe1\u606f\u7cfb\u7edf\u7814\u7a76\u3001\u6559\u5b66\u3001\u4ea7\u54c1\u8bbe\u8ba1\u3001\u79d1\u6280\u5f00\u53d1\u3001\u751f\u4ea7\u548c\u7ba1\u7406\u7b49\u5de5\u4f5c\u7684\u9ad8\u7ea7\u5de5\u7a0b\u6280\u672f\u4eba\u624d\u3002\u4e00 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6437,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"slim_seo":{"title":"PCB\u8bbe\u8ba1\u4e2d\u5e38\u89c1\u7684\u9519\u8bef\u6709\u54ea\u4e9b - 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