{"id":2898,"date":"2026-10-26T17:00:00","date_gmt":"2026-10-26T09:00:00","guid":{"rendered":"https:\/\/www.jingpengpcb.com\/?p=2898"},"modified":"2026-10-10T00:08:44","modified_gmt":"2026-10-09T16:08:44","slug":"hf-pcb-design-tips","status":"publish","type":"post","link":"https:\/\/www.jingpengpcb.com\/en\/blog\/hf-pcb-design-tips\/","title":{"rendered":"\u9ad8\u9891\u7535\u8def\u677f\u8bbe\u8ba1\u5c0f\u6280\u5de7"},"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>\u5728\u73b0\u4ee3\u7535\u5b50\u9886\u57df\uff0c<a href=\"\/en\/high-frequency-pcb\/\">\u9ad8\u9891\u7535\u8def<\/a>\u677f\u8bbe\u8ba1\u662f\u4e00\u9879\u81f3\u5173\u91cd\u8981\u7684\u4efb\u52a1\u3002\u9ad8\u9891\u7535\u8def\u677f\u5e7f\u6cdb\u5e94\u7528\u4e8e\u901a\u4fe1\u3001\u96f7\u8fbe\u3001\u536b\u661f\u901a\u4fe1\u548c\u5176\u4ed6\u9ad8\u9891\u5e94\u7528\u9886\u57df\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5173\u952e\u7684\u9ad8\u9891\u7535\u8def\u677f\u8bbe\u8ba1\u6280\u5de7\u548c\u65b9\u6cd5\uff0c\u4ee5\u5e2e\u52a9\u5de5\u7a0b\u5e08\u4eec\u66f4\u597d\u5730\u5e94\u5bf9\u8fd9\u4e00\u6311\u6218\u6027\u7684\u4efb\u52a1\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"721\" class=\"alignnone size-large wp-image-8782\" src=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/four-characteristics-of-pcb-rf-circuit.jpg\" alt=\"RF Circuits on PCBs\" srcset=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/four-characteristics-of-pcb-rf-circuit.jpg 1280w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/four-characteristics-of-pcb-rf-circuit-300x169.jpg 300w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/four-characteristics-of-pcb-rf-circuit-1024x577.jpg 1024w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/four-characteristics-of-pcb-rf-circuit-768x433.jpg 768w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h2>1. \u4f20\u8f93\u7ebf\u62d0\u89d2\u8981\u91c7\u752845\u00b0\u89d2<\/h2>\n<p>\u5728\u9ad8\u9891\u7535\u8def\u677f\u8bbe\u8ba1\u4e2d\uff0c\u4f20\u8f93\u7ebf\u7684\u62d0\u89d2\u5e94\u91c7\u752845\u00b0\u89d2\u3002\u8fd9\u53ef\u4ee5\u964d\u4f4e\u56de\u635f\uff0c\u786e\u4fdd\u4fe1\u53f7\u7684\u4f20\u8f93\u8d28\u91cf\u3002\u5c16\u9510\u7684\u62d0\u89d2\u4f1a\u5bfc\u81f4\u4fe1\u53f7\u7684\u53cd\u5c04\u548c\u635f\u8017\uff0c\u56e0\u6b64\u91c7\u752845\u00b0\u89d2\u62d0\u89d2\u662f\u4e00\u4e2a\u6709\u6548\u7684\u7b56\u7565\u3002<\/p>\n<h2>2. \u4f7f\u7528\u9ad8\u6027\u80fd\u7edd\u7f18\u7535\u8def\u677f<\/h2>\n<p>\u9009\u62e9\u7edd\u7f18\u5e38\u6570\u503c\u6309\u5c42\u6b21\u4e25\u683c\u53d7\u63a7\u7684\u9ad8\u6027\u80fd\u7edd\u7f18\u7535\u8def\u677f\u3002\u8fd9\u79cd\u65b9\u6cd5\u6709\u5229\u4e8e\u5bf9\u7edd\u7f18\u6750\u6599\u4e0e\u90bb\u8fd1\u5e03\u7ebf\u4e4b\u95f4\u7684\u7535\u78c1\u573a\u8fdb\u884c\u6709\u6548\u7ba1\u7406\u3002\u9ad8\u6027\u80fd\u7edd\u7f18\u7535\u8def\u677f\u53ef\u4ee5\u51cf\u5c11\u4fe1\u53f7\u7684\u4f20\u8f93\u635f\u8017\uff0c\u63d0\u9ad8\u7535\u8def\u7684\u6027\u80fd\u3002<\/p>\n<h2>3. \u5b8c\u5584\u9ad8\u7cbe\u5ea6\u8680\u523b\u7684PCB\u8bbe\u8ba1\u89c4\u8303<\/h2>\n<p>\u5bf9\u9ad8\u9891\u7535\u8def\u677f\u7684\u8bbe\u8ba1\u89c4\u8303\u8981\u6c42\u9ad8\u7cbe\u5ea6\u7684\u8680\u523b\u3002\u9700\u8981\u8003\u8651\u89c4\u5b9a\u7ebf\u5bbd\u603b\u8bef\u5dee\u4e3a+\/-0.0007\u82f1\u5bf8\u3001\u5bf9\u5e03\u7ebf\u5f62\u72b6\u7684\u4e0b\u5207\uff08undercut\uff09\u548c\u6a2a\u65ad\u9762\u8fdb\u884c\u7ba1\u7406\u5e76\u6307\u5b9a\u5e03\u7ebf\u4fa7\u58c1\u7535\u9540\u6761\u4ef6\u3002\u8fd9\u4e9b\u89c4\u8303\u6709\u52a9\u4e8e\u89e3\u51b3\u4e0e\u5fae\u6ce2\u9891\u7387\u76f8\u5173\u7684\u8d8b\u80a4\u6548\u5e94\u95ee\u9898\uff0c\u786e\u4fdd\u7535\u8def\u6027\u80fd\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n<h2>4. \u907f\u514d\u4f7f\u7528\u6709\u5f15\u7ebf\u7684\u7ec4\u4ef6<\/h2>\n<p>\u5728\u9ad8\u9891\u73af\u5883\u4e0b\uff0c\u5f15\u7ebf\u5b58\u5728\u62bd\u5934\u7535\u611f\uff0c\u56e0\u6b64\u6700\u597d\u907f\u514d\u4f7f\u7528\u6709\u5f15\u7ebf\u7684\u7ec4\u4ef6\u3002\u76f8\u53cd\uff0c\u5e94\u8be5\u4f7f\u7528\u8868\u9762\u5b89\u88c5\u7ec4\u4ef6\uff0c\u4ee5\u51cf\u5c11\u7535\u611f\u5bf9\u7535\u8def\u6027\u80fd\u7684\u5f71\u54cd\u3002<\/p>\n<h2>\u8fdb\u9636\uff1a45\u00b0 \u62d0\u89d2\u4e0e\u8680\u523b\u89c4\u8303\u7684\u91cf\u5316\u542b\u4e49<\/h2>\n<p>\u300c\u62d0\u89d2\u8981\u7528 45\u00b0\u300d\u8fd9\u6761\u89c4\u5219\u80cc\u540e\u5176\u5b9e\u6709\u4e24\u4e2a\u4e0d\u540c\u7684\u539f\u56e0\uff0c\u5206\u5f00\u7406\u89e3\u624d\u4e0d\u4f1a\u7528\u9519\uff1a<\/p>\n<ul>\n<li><strong>\u7535\u6c14\u539f\u56e0<\/strong>\uff1a\u76f4\u89d2\u5904\u7ebf\u5bbd\u5b9e\u9645\u53d8\u5bbd\uff0c\u963b\u6297\u53d1\u751f\u7a81\u53d8\u5e76\u5f15\u8d77\u53cd\u5c04\uff1b45\u00b0 \u6216\u5706\u5f27\u8fc7\u6e21\u80fd\u8ba9\u963b\u6297\u66f4\u8fde\u7eed\uff1b<\/li>\n<li><strong>\u5de5\u827a\u539f\u56e0<\/strong>\uff1a\u8680\u523b\u662f\u5404\u5411\u540c\u6027\u7684\uff0c\u5c16\u89d2\u5904\u5bb9\u6613\u51fa\u73b0\u8680\u523b\u4e0d\u8db3\u6216\u6b8b\u94dc\uff0c45\u00b0 \u4e0e\u5706\u5f27\u7684\u6210\u54c1\u4e00\u81f4\u6027\u66f4\u597d\uff1b<\/li>\n<li><strong>\u4ec0\u4e48\u65f6\u5019\u53ef\u4ee5\u4e0d\u6539<\/strong>\uff1a\u4f4e\u9891\u4f4e\u901f\u4fe1\u53f7\u7684\u62d0\u89d2\u5f71\u54cd\u5f88\u5c0f\uff0c\u771f\u6b63\u9700\u8981\u4e25\u683c\u5904\u7406\u7684\u662f\u5c04\u9891\u4e0e\u9ad8\u901f\u5dee\u5206\u8d70\u7ebf\u3002<\/li>\n<\/ul>\n<p>\u539f\u6587\u63d0\u5230\u7684\u7ebf\u5bbd\u603b\u8bef\u5dee \u00b10.0007 \u82f1\u5bf8\uff08\u7ea6 \u00b10.018mm\uff09\uff0c\u6362\u7b97\u8fc7\u6765\u5c31\u662f<strong>\u7ebf\u5bbd\u516c\u5dee\u8981\u63a7\u5236\u5728\u5f88\u5c0f\u7684\u8303\u56f4\u5185<\/strong>\u3002\u8fd9\u4e2a\u8981\u6c42\u4f1a\u76f4\u63a5\u5f71\u54cd\u677f\u5382\u7684\u5de5\u827a\u9009\u62e9\uff1a\u5e38\u89c4\u51cf\u6210\u6cd5\u8680\u523b\u96be\u4ee5\u7a33\u5b9a\u8fbe\u5230\uff0c\u5f80\u5f80\u9700\u8981\u534a\u52a0\u6210\u6cd5\u914d\u5408\u5728\u7ebf\u68c0\u6d4b\u3002<\/p>\n<div class=\"jp-tw\">\n<table>\n<thead>\n<tr>\n<th>Project<\/th>\n<th>Requirements<\/th>\n<th>Impact<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u7ebf\u5bbd\u603b\u8bef\u5dee<\/td>\n<td>\u00b10.0007 \u82f1\u5bf8\u91cf\u7ea7<\/td>\n<td>\u963b\u6297\u4e00\u81f4\u6027<\/td>\n<\/tr>\n<tr>\n<td>\u4e0b\u5207\uff08undercut\uff09<\/td>\n<td>\u9700\u7ba1\u7406<\/td>\n<td>\u622a\u9762\u5f62\u72b6\u4e0e\u963b\u6297<\/td>\n<\/tr>\n<tr>\n<td>\u4fa7\u58c1\u7535\u9540\u6761\u4ef6<\/td>\n<td>\u9700\u6307\u5b9a<\/td>\n<td>\u8d8b\u80a4\u6548\u5e94\u4e0e\u635f\u8017<\/td>\n<\/tr>\n<tr>\n<td>\u7ebf\u5bbd\u8fb9\u7f18\u7c97\u7cd9\u5ea6<\/td>\n<td>\u8d8a\u5c0f\u8d8a\u597d<\/td>\n<td>\u9ad8\u9891\u635f\u8017\u4e0e\u4e00\u81f4\u6027<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"500\" class=\"alignnone size-large wp-image-4942\" src=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/07\/High-Frequency-PCBs.jpg\" alt=\"High-Frequency Circuit Boards\" srcset=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/07\/High-Frequency-PCBs.jpg 1000w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/07\/High-Frequency-PCBs-300x150.jpg 300w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/07\/High-Frequency-PCBs-768x384.jpg 768w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/07\/High-Frequency-PCBs-400x200.jpg 400w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<p>\u66f4\u591a\u5e03\u7ebf\u8981\u70b9\u89c1<a href=\"\/en\/blog\/12-high-frequency-pcb-design-tips\/\">12 Key Tips for High-Frequency PCB Design and Routing<\/a>\uff1b\u6750\u6599\u4fa7\u7684\u53d6\u820d\u89c1<a href=\"\/en\/faq\/high-frequency-circuit-board-materials\/\">How to Choose Materials for High-Frequency Printed Circuit Boards<\/a>\u3002<\/p>\n<h2>5. \u907f\u514d\u5728\u654f\u611f\u677f\u4e0a\u4f7f\u7528\u8fc7\u5b54\u52a0\u5de5<\/h2>\n<p>\u4fe1\u53f7\u8fc7\u5b54\u5728\u9ad8\u9891\u7535\u8def\u677f\u8bbe\u8ba1\u4e2d\u5e94\u8c28\u614e\u4f7f\u7528\u3002\u8fc7\u5b54\u52a0\u5de5\uff08PTH\uff09\u5de5\u827a\u4f1a\u5bfc\u81f4\u8fc7\u5b54\u5904\u4ea7\u751f\u5f15\u7ebf\u7535\u611f\uff0c\u5f71\u54cd\u4fe1\u53f7\u7684\u4f20\u8f93\u3002\u56e0\u6b64\uff0c\u5728\u654f\u611f\u677f\u4e0a\u5e94\u907f\u514d\u4f7f\u7528\u8fc7\u5b54\u52a0\u5de5\u3002<\/p>\n<h2>6. \u63d0\u4f9b\u4e30\u5bcc\u7684\u63a5\u5730\u5c42<\/h2>\n<p>\u4e3a\u4e86\u9632\u6b623\u7ef4\u7535\u78c1\u573a\u5bf9\u7535\u8def\u677f\u7684\u5f71\u54cd\uff0c\u5e94\u63d0\u4f9b\u4e30\u5bcc\u7684\u63a5\u5730\u5c42\u3002\u6a21\u538b\u5b54\u53ef\u4ee5\u5c06\u8fd9\u4e9b\u63a5\u5730\u5c42\u8fde\u63a5\u8d77\u6765\uff0c\u786e\u4fdd\u7535\u8def\u677f\u7684\u6027\u80fd\u7a33\u5b9a\u3002<\/p>\n<h2>7. \u9009\u62e9\u975e\u7535\u89e3\u9540\u954d\u6216\u6d78\u9540\u91d1\u5de5\u827a<\/h2>\n<p>\u5728\u9ad8\u9891\u7535\u8def\u677f\u8bbe\u8ba1\u4e2d\uff0c\u9009\u62e9\u975e\u7535\u89e3\u9540\u954d\u6216\u6d78\u9540\u91d1\u5de5\u827a\uff0c\u800c\u4e0d\u662f\u91c7\u7528HASL\u6cd5\u8fdb\u884c\u7535\u9540\u3002\u8fd9\u79cd\u7535\u9540\u8868\u9762\u80fd\u4e3a\u9ad8\u9891\u7535\u6d41\u63d0\u4f9b\u66f4\u597d\u7684\u8d8b\u80a4\u6548\u5e94\uff0c\u6709\u52a9\u4e8e\u51cf\u5c11\u73af\u5883\u6c61\u67d3\u3002<\/p>\n<h2>\u8fdb\u9636\uff1a\u8fc7\u5b54\u4e3a\u4ec0\u4e48\u5728\u9ad8\u9891\u4e0b\u662f\u95ee\u9898<\/h2>\n<p>\u539f\u6587\u5efa\u8bae\u5728\u654f\u611f\u677f\u4e0a\u907f\u514d\u4f7f\u7528\u8fc7\u5b54\uff0c\u8fd9\u6761\u5efa\u8bae\u7684\u91cf\u5316\u4f9d\u636e\u662f<strong>\u8fc7\u5b54\u7684\u5bc4\u751f\u53c2\u6570<\/strong>\uff1a<\/p>\n<div class=\"jp-tw\">\n<table>\n<thead>\n<tr>\n<th>Parameters<\/th>\n<th>\u5178\u578b\u91cf\u7ea7<\/th>\n<th>Impact<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u8fc7\u5b54\u5bc4\u751f\u7535\u611f<\/td>\n<td>\u7ea6 0.5\u20131nH \u91cf\u7ea7<\/td>\n<td>\u9ad8\u901f\u8fb9\u6cbf\u4e0b\u4ea7\u751f\u963b\u6297\u7a81\u53d8<\/td>\n<\/tr>\n<tr>\n<td>\u8fc7\u5b54\u5bc4\u751f\u7535\u5bb9<\/td>\n<td>\u7ea6 0.1\u20130.5pF \u91cf\u7ea7<\/td>\n<td>\u9020\u6210\u4fe1\u53f7\u5ef6\u65f6\u4e0e\u53cd\u5c04<\/td>\n<\/tr>\n<tr>\n<td>\u6b8b\u6869\uff08Stub\uff09<\/td>\n<td>\u4e0e\u957f\u5ea6\u6210\u6b63\u6bd4<\/td>\n<td>\u5f62\u6210\u5f00\u8def\u652f\u8282\uff0c\u4ea7\u751f\u8c10\u632f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u6240\u4ee5\u5728\u9ad8\u9891\u4e0b\uff0c\u8fc7\u5b54\u4e0d\u662f\u300c\u4e00\u6839\u8fde\u7ebf\u300d\uff0c\u800c\u662f\u4e00\u4e2a<strong>\u4e0d\u8fde\u7eed\u7684\u963b\u6297\u7ed3\u6784<\/strong>\u3002\u5e38\u7528\u7684\u5904\u7406\u529e\u6cd5\u6709\u56db\u79cd\uff1a<\/p>\n<ul>\n<li><strong>\u51cf\u5c11\u6362\u5c42\u6b21\u6570<\/strong>\uff1a\u5173\u952e\u9ad8\u901f\u4fe1\u53f7\u5c3d\u91cf\u4e0d\u6362\u5c42\uff1b<\/li>\n<li><strong>\u80cc\u94bb\u53bb\u6b8b\u6869<\/strong>\uff1a\u628a\u4e0d\u4f7f\u7528\u7684\u5b54\u58c1\u90e8\u5206\u94bb\u6389\uff0c\u6d88\u9664\u8c10\u632f\uff1b<\/li>\n<li><strong>\u52a0\u56de\u6d41\u5730\u8fc7\u5b54<\/strong>\uff1a\u5728\u6362\u5c42\u5904\u7d27\u90bb\u653e\u7f6e\u5730\u8fc7\u5b54\uff0c\u4e3a\u56de\u6d41\u63d0\u4f9b\u901a\u8def\uff1b<\/li>\n<li><strong>\u63a7\u5236\u5b54\u5f84\u4e0e\u710a\u76d8<\/strong>\uff1a\u51cf\u5c0f\u8fc7\u5b54\u5c3a\u5bf8\uff0c\u5e76\u53bb\u6389\u975e\u529f\u80fd\u710a\u76d8\u3002<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"338\" class=\"alignnone size-large wp-image-8936\" src=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2024\/01\/pcb-high-frequency-circuit-board-wiring-precautions.jpg\" alt=\"Precautions for Routing High-Frequency PCBs\" srcset=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2024\/01\/pcb-high-frequency-circuit-board-wiring-precautions.jpg 600w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2024\/01\/pcb-high-frequency-circuit-board-wiring-precautions-300x169.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u80cc\u94bb\u7684\u5de5\u827a\u7ec6\u8282\u89c1<a href=\"\/en\/blog\/pcb-back-drilling-process\/\">Introduction to the PCB Back Drilling Process<\/a>\uff1b\u8fc7\u5b54\u8bbe\u8ba1\u7684\u66f4\u591a\u8981\u70b9\u53ef\u53c2\u8003<a href=\"\/en\/blog\/pcb-hole-solderability-welding-quality\/\">Solderability of PCB Holes<\/a>\u4e00\u6587\u4e2d\u7684\u5b54\u7ed3\u6784\u8bf4\u660e\u3002<\/p>\n<h2>8. \u7ba1\u7406\u963b\u710a\u5c42\u7684\u7535\u78c1\u573a<\/h2>\n<p>\u963b\u710a\u5c42\u53ef\u9632\u6b62\u710a\u9521\u818f\u7684\u6d41\u52a8\uff0c\u4f46\u6574\u4e2aPCB\u677f\u8868\u9762\u90fd\u8986\u76d6\u963b\u710a\u6750\u6599\u4f1a\u5bfc\u81f4\u5fae\u5e26\u8bbe\u8ba1\u4e2d\u7684\u7535\u78c1\u80fd\u91cf\u7684\u8f83\u5927\u53d8\u5316\u3002\u56e0\u6b64\uff0c\u53ef\u4ee5\u91c7\u7528\u710a\u575d\uff08solder dam\uff09\u6765\u4f5c\u963b\u710a\u5c42\u7684\u7535\u78c1\u573a\uff0c\u7ba1\u7406\u5fae\u5e26\u5230\u540c\u8f74\u7535\u7f06\u4e4b\u95f4\u7684\u8f6c\u6362\uff0c\u4ee5\u907f\u514d\u4ea7\u751f\u566a\u97f3\u548c\u4fe1\u53f7\u5e72\u6270\u3002<\/p>\n<h2>\u8fdb\u9636\uff1a\u63a5\u5730\u5c42\u4e0e\u8fc7\u5b54\u7f1d\u5408\u600e\u4e48\u505a<\/h2>\n<p>\u539f\u6587\u63d0\u5230\u8981\u300c\u63d0\u4f9b\u4e30\u5bcc\u7684\u63a5\u5730\u5c42\u300d\uff0c\u5e76\u7528\u6a21\u538b\u5b54\u628a\u5b83\u4eec\u8fde\u63a5\u8d77\u6765\u3002\u843d\u5730\u5230\u64cd\u4f5c\uff0c\u53ef\u4ee5\u6309\u4e0b\u9762\u4e94\u6b65\uff1a<\/p>\n<ol>\n<li><strong>\u4fdd\u8bc1\u53c2\u8003\u5e73\u9762\u5b8c\u6574<\/strong>\uff1a\u9ad8\u901f\u4fe1\u53f7\u4e0b\u65b9\u4e0d\u8981\u5f00\u69fd\u6216\u5206\u5272\uff1b<\/li>\n<li><strong>\u5730\u8fc7\u5b54\u7f1d\u5408<\/strong>\uff1a\u6cbf\u5fae\u5e26\u7ebf\u4e24\u4fa7\u6216\u5c4f\u853d\u8154\u8fb9\u7f18\uff0c\u6309\u4e00\u5b9a\u95f4\u8ddd\u6253\u5730\u8fc7\u5b54\uff1b<\/li>\n<li><strong>\u95f4\u8ddd\u89c4\u5219<\/strong>\uff1a\u7f1d\u5408\u8fc7\u5b54\u95f4\u8ddd\u901a\u5e38\u53d6\u5173\u6ce8\u6700\u9ad8\u9891\u7387\u5bf9\u5e94\u6ce2\u957f\u7684\u4e8c\u5341\u5206\u4e4b\u4e00\u4ee5\u5185\uff1b<\/li>\n<li><strong>\u6a21\u538b\u5b54\u8fde\u63a5<\/strong>\uff1a\u5373\u628a\u5404\u63a5\u5730\u5c42\u53ef\u9760\u8fde\u63a5\u8d77\u6765\u7684\u91d1\u5c5e\u5316\u5b54\uff0c\u907f\u514d\u63a5\u5730\u5c42\u6d6e\u7a7a\uff1b<\/li>\n<li><strong>\u907f\u514d\u5b64\u5c9b<\/strong>\uff1a\u7a7a\u767d\u533a\u57df\u7684\u63a5\u5730\u94dc\u76ae\u8981\u6709\u8fc7\u5b54\u63a5\u5165\u4e3b\u5730\u3002<\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" class=\"alignnone size-large wp-image-9562\" src=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2024\/11\/high-frequency-pcb.webp\" alt=\"High-Frequency Printed Circuit Boards\" srcset=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2024\/11\/high-frequency-pcb.webp 1024w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2024\/11\/high-frequency-pcb-300x225.webp 300w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2024\/11\/high-frequency-pcb-768x576.webp 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p>\u53e0\u5c42\u65b9\u6848\u7684\u7cfb\u7edf\u505a\u6cd5\u89c1<a href=\"\/en\/blog\/rf-pcb-stacking\/\">Layer-up Structure of RF PCBs (High-Frequency Microwave RF Boards)<\/a>\u3002<\/p>\n<p>\u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u9ad8\u9891\u7535\u8def\u677f\u8bbe\u8ba1\u7684\u6280\u5de7\u548c\u65b9\u6cd5\uff0c\u5de5\u7a0b\u5e08\u4eec\u53ef\u4ee5\u66f4\u597d\u5730\u5e94\u5bf9\u9ad8\u9891\u7535\u8def\u677f\u8bbe\u8ba1\u7684\u6311\u6218\uff0c\u786e\u4fdd\u7535\u5b50\u8bbe\u5907\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n<h2>\u8fdb\u9636\uff1a\u8868\u9762\u5904\u7406\u4e0e\u963b\u710a\u5bf9\u9ad8\u9891\u7684\u5f71\u54cd<\/h2>\n<p>\u539f\u6587\u5efa\u8bae\u7528\u5316\u5b66\u954d\u91d1\u6216\u6d78\u91d1\u66ff\u4ee3 HASL\uff0c\u539f\u56e0\u53ef\u4ee5\u62c6\u6210\u4e24\u6761\uff1a<\/p>\n<ul>\n<li><strong>Surface Flatness<\/strong>\uff1a\u55b7\u9521\u7684\u9521\u9762\u4e0d\u5e73\uff0c\u4f1a\u5f71\u54cd\u7ec6\u95f4\u8ddd\u4e0e\u9ad8\u9891\u8d70\u7ebf\u7684\u51e0\u4f55\u4e00\u81f4\u6027\uff1b<\/li>\n<li><strong>\u8d8b\u80a4\u6548\u5e94<\/strong>\uff1a\u9ad8\u9891\u7535\u6d41\u96c6\u4e2d\u5728\u5bfc\u4f53\u8868\u5c42\uff0c\u8868\u9762\u5904\u7406\u5c42\u7684\u6750\u6599\u7279\u6027\u4f1a\u76f4\u63a5\u5f71\u54cd\u635f\u8017\u3002\u954d\u5c42\u5177\u6709\u94c1\u78c1\u6027\uff0c\u5728\u66f4\u9ad8\u9891\u6bb5\u8981\u8bc4\u4f30\u954d\u5c42\u539a\u5ea6\u5e26\u6765\u7684\u5f71\u54cd\u3002<\/li>\n<\/ul>\n<p>\u53e6\u5916\u4e00\u4e2a\u5bb9\u6613\u88ab\u5ffd\u7565\u7684\u70b9\u662f<strong>\u963b\u710a\u5c42\u8986\u76d6\u5728\u5fae\u5e26\u7ebf\u4e0a\u4f1a\u6539\u53d8\u7b49\u6548\u4ecb\u7535\u5e38\u6570<\/strong>\uff0c\u5bfc\u81f4\u963b\u6297\u504f\u79fb\uff0c\u8fd9\u6b63\u662f\u539f\u6587\u63d0\u51fa\u7528\u710a\u575d\uff08solder dam\uff09\u6765\u7ba1\u7406\u7684\u539f\u56e0\u3002\u5b9e\u9645\u505a\u6cd5\u6709\u4e24\u79cd\uff1a\u5728\u9700\u8981\u7cbe\u786e\u63a7\u5236\u963b\u6297\u7684\u533a\u57df<strong>\u5c40\u90e8\u4e0d\u5f00\u963b\u710a<\/strong>\uff0c\u6216\u8005\u628a\u963b\u710a\u7684\u5f71\u54cd\u8ba1\u5165\u963b\u6297\u8ba1\u7b97\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1080\" height=\"608\" class=\"alignnone size-large wp-image-8484\" src=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/storage-requirements-and-shelf-life-of-high-frequency-pcb.jpg\" alt=\"Storage Requirements and Shelf Life of High-Frequency PCBs\" srcset=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/storage-requirements-and-shelf-life-of-high-frequency-pcb.jpg 1080w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/storage-requirements-and-shelf-life-of-high-frequency-pcb-300x169.jpg 300w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/storage-requirements-and-shelf-life-of-high-frequency-pcb-1024x576.jpg 1024w, https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/storage-requirements-and-shelf-life-of-high-frequency-pcb-768x432.jpg 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/p>\n<p>For a comparison of surface treatment systems, see<a href=\"\/en\/faq\/how-to-choose-a-pcb-surface-treatment-process\/\">How to Choose a PCB Surface Treatment Process<\/a>\u3002<\/p>\n<h2>\u8fdb\u9636\uff1a\u9ad8\u9891\u677f\u8bbe\u8ba1\u5b8c\u6210\u540e\u7684\u4e03\u9879\u68c0\u67e5<\/h2>\n<ol>\n<li><strong>Lamination and Impedance<\/strong>\uff1a\u76ee\u6807\u503c\u3001\u516c\u5dee\u4e0e\u53c2\u8003\u5c42\u662f\u5426\u660e\u786e\u5199\u5165\u6587\u4ef6\uff1b<\/li>\n<li><strong>\u8d70\u7ebf\u51e0\u4f55<\/strong>\uff1a\u62d0\u89d2\u5f62\u5f0f\u3001\u7ebf\u5bbd\u516c\u5dee\u4e0e\u8680\u523b\u8981\u6c42\u662f\u5426\u5df2\u89c4\u5b9a\uff1b<\/li>\n<li><strong>Via Processing<\/strong>\uff1a\u662f\u5426\u51cf\u5c11\u6362\u5c42\u3001\u662f\u5426\u80cc\u94bb\u3001\u662f\u5426\u6709\u56de\u6d41\u5730\u8fc7\u5b54\uff1b<\/li>\n<li><strong>\u5668\u4ef6\u9009\u578b<\/strong>\uff1a\u662f\u5426\u5df2\u907f\u514d\u4f7f\u7528\u6709\u5f15\u7ebf\u7684\u5668\u4ef6\uff1b<\/li>\n<li><strong>\u63a5\u5730<\/strong>\uff1a\u53c2\u8003\u5e73\u9762\u5b8c\u6574\u6027\u4e0e\u5730\u8fc7\u5b54\u7f1d\u5408\u662f\u5426\u5230\u4f4d\uff1b<\/li>\n<li><strong>\u963b\u710a\u5f71\u54cd<\/strong>\uff1a\u963b\u6297\u654f\u611f\u533a\u57df\u7684\u963b\u710a\u5904\u7406\u662f\u5426\u5df2\u8003\u8651\uff1b<\/li>\n<li><strong>\u5b9e\u6d4b\u9a8c\u8bc1<\/strong>\uff1a\u662f\u5426\u5b89\u6392\u4e86\u963b\u6297\u4e0e\u63d2\u5165\u635f\u8017\u7684\u5b9e\u6d4b\u3002<\/li>\n<\/ol>\n<p>\u5e38\u89c1\u7684\u9ad8\u9891\u5931\u6548\u53ef\u4ee5\u6309\u4e0b\u9762\u4e09\u7c7b\u53cd\u63a8\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u63d2\u635f\u8d85\u6807<\/strong>\uff1a\u6750\u6599 Df \u9009\u9519\u3001\u94dc\u7b94\u7c97\u7cd9\u6216\u7ebf\u957f\u8d85\u51fa\u9884\u7b97\uff1b<\/li>\n<li><strong>\u9a7b\u6ce2\u6076\u5316<\/strong>\uff1a\u963b\u6297\u4e0d\u8fde\u7eed\u3001\u8fc7\u5b54\u6b8b\u6869\u6216\u963b\u710a\u5f71\u54cd\u672a\u8ba1\u5165\uff1b<\/li>\n<li><strong>\u8f90\u5c04\u8d85\u6807<\/strong>\uff1a\u53c2\u8003\u5e73\u9762\u4e0d\u5b8c\u6574\u3001\u56de\u6d41\u8def\u5f84\u88ab\u5207\u65ad\u6216\u5c4f\u853d\u4e0d\u8db3\u3002<\/li>\n<\/ul>\n<p>There's one more point that's easy to overlook:<strong>\u9ad8\u9891\u677f\u5bf9\u5b58\u653e\u73af\u5883\u654f\u611f<\/strong>\uff0c\u5438\u6e7f\u4f1a\u6539\u53d8 Dk \u4e0e\u635f\u8017\uff0c\u5177\u4f53\u8981\u6c42\u89c1<a href=\"\/en\/blog\/storage-requirements-and-shelf-life-of-high-frequency-pcb\/\">Storage Requirements and Shelf Life of High-Frequency PCBs<\/a>\u3002<\/p>\n<h2>Conclusion<\/h2>\n<p>\u9ad8\u9891\u7535\u8def\u677f\u8bbe\u8ba1\u662f\u4e00\u95e8\u590d\u6742\u800c\u91cd\u8981\u7684\u9886\u57df\uff0c\u9700\u8981\u7efc\u5408\u8003\u8651\u591a\u4e2a\u56e0\u7d20\u3002\u5408\u7406\u7684\u8bbe\u8ba1\u548c\u5e03\u5c40\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u7535\u8def\u677f\u7684\u6027\u80fd\u3002\u56e0\u6b64\uff0c\u5728\u9ad8\u9891\u7535\u8def\u677f\u8bbe\u8ba1\u4e2d\uff0c\u5de5\u7a0b\u5e08\u4eec\u9700\u8981\u65f6\u523b\u5173\u6ce8\u6280\u672f\u7684\u6700\u65b0\u8fdb\u5c55\uff0c\u4ee5\u4e0d\u65ad\u63d0\u9ad8\u8bbe\u8ba1\u6c34\u5e73\u3002<\/p>\n<h2>Frequently Asked Questions<\/h2>\n<h3>1. \u4e3a\u4ec0\u4e48\u8981\u4f7f\u752845\u00b0\u89d2\u7684\u4f20\u8f93\u7ebf\u62d0\u89d2\uff1f<\/h3>\n<p>\u4f7f\u752845\u00b0\u89d2\u7684\u4f20\u8f93\u7ebf\u62d0\u89d2\u53ef\u4ee5\u964d\u4f4e\u56de\u635f\uff0c\u786e\u4fdd\u4fe1\u53f7\u7684\u4f20\u8f93\u8d28\u91cf\u3002<\/p>\n<h3>2. \u4e3a\u4ec0\u4e48\u8981\u9009\u62e9\u9ad8\u6027\u80fd\u7edd\u7f18\u7535\u8def\u677f\uff1f<\/h3>\n<p>\u9ad8\u6027\u80fd\u7edd\u7f18\u7535\u8def\u677f\u53ef\u4ee5\u51cf\u5c11\u4fe1\u53f7\u7684\u4f20\u8f93\u635f\u8017\uff0c\u63d0\u9ad8\u7535\u8def\u7684\u6027\u80fd\u3002<\/p>\n<h3>3. \u4e3a\u4ec0\u4e48\u8981\u907f\u514d\u4f7f\u7528\u6709\u5f15\u7ebf\u7684\u7ec4\u4ef6\uff1f<\/h3>\n<p>\u5728\u9ad8\u9891\u73af\u5883\u4e0b\uff0c\u5f15\u7ebf\u5b58\u5728\u62bd\u5934\u7535\u611f\uff0c\u4f1a\u5f71\u54cd\u7535\u8def\u6027\u80fd\uff0c\u56e0\u6b64\u6700\u597d\u907f\u514d\u4f7f\u7528\u6709\u5f15\u7ebf\u7684\u7ec4\u4ef6\u3002<\/p>\n<h3>4. \u4ec0\u4e48\u662f\u710a\u575d\uff08solder dam\uff09\uff1f<\/h3>\n<p>\u710a\u575d\u662f\u7528\u6765\u7ba1\u7406\u963b\u710a\u5c42\u7684\u7535\u78c1\u573a\uff0c\u4ee5\u907f\u514d\u4ea7\u751f\u566a\u97f3\u548c\u4fe1\u53f7\u5e72\u6270\u7684\u7535\u8def\u677f\u8bbe\u8ba1\u6280\u672f\u3002<\/p>\n<h3>5. 45\u00b0 \u62d0\u89d2\u4e00\u5b9a\u8981\u7528\u5417\uff1f<\/h3>\n<p>\u5c04\u9891\u4e0e\u9ad8\u901f\u5dee\u5206\u8d70\u7ebf\u5efa\u8bae\u4e25\u683c\u4f7f\u7528 45\u00b0 \u6216\u5706\u5f27\uff1b\u4f4e\u9891\u4f4e\u901f\u4fe1\u53f7\u5f71\u54cd\u5f88\u5c0f\uff0c\u53ef\u4ee5\u6309\u5e03\u5c40\u4fbf\u5229\u6027\u5904\u7406\u3002\u771f\u6b63\u9700\u8981\u4e25\u683c\u7ea6\u675f\u7684\u662f\u90a3\u4e9b\u5bf9\u963b\u6297\u8fde\u7eed\u6027\u654f\u611f\u7684\u7f51\u7edc\u3002<\/p>\n<h3>6. \u9ad8\u9891\u677f\u4e3a\u4ec0\u4e48\u4e0d\u5efa\u8bae\u7528\u55b7\u9521\uff1f<\/h3>\n<p>\u4e24\u4e2a\u539f\u56e0\uff1a\u4e00\u662f\u9521\u9762\u4e0d\u5e73\uff0c\u5f71\u54cd\u8d70\u7ebf\u51e0\u4f55\u4e00\u81f4\u6027\uff1b\u4e8c\u662f\u9ad8\u9891\u7535\u6d41\u96c6\u4e2d\u5728\u8868\u5c42\uff0c\u9521\u5c42\u7684\u6750\u6599\u7279\u6027\u4e0e\u539a\u5ea6\u4f1a\u5e26\u6765\u989d\u5916\u635f\u8017\u3002\u7ec6\u95f4\u8ddd\u4e0e\u9ad8\u9891\u573a\u666f\u4e0b\uff0c\u6c89\u91d1\u6216\u6c89\u94f6\u66f4\u53ef\u63a7\u3002<\/p>\n<h3>7. \u8fc7\u5b54\u4e00\u5b9a\u4f1a\u5f71\u54cd\u4fe1\u53f7\u5417\uff1f<\/h3>\n<p>\u4f4e\u9891\u4e0b\u51e0\u4e4e\u53ef\u4ee5\u5ffd\u7565\uff0c\u9ad8\u901f\u4e0b\u5219\u660e\u663e\u3002\u5f71\u54cd\u7a0b\u5ea6\u53d6\u51b3\u4e8e\u5b54\u5f84\u3001\u677f\u539a\u3001\u6b8b\u6869\u957f\u5ea6\u4e0e\u662f\u5426\u6709\u56de\u6d41\u5730\u8fc7\u5b54\u3002\u901f\u7387\u8d8a\u9ad8\uff0c\u8d8a\u9700\u8981\u901a\u8fc7\u80cc\u94bb\u4e0e\u56de\u6d41\u8fc7\u5b54\u6765\u6291\u5236\u3002<\/p>\n<h3>8. \u710a\u575d\uff08solder dam\uff09\u5177\u4f53\u600e\u4e48\u505a\uff1f<\/h3>\n<p>\u672c\u8d28\u662f\u5728\u963b\u710a\u5c42\u4e0a\u505a\u51fa\u4e00\u9053\u7ec6\u7a84\u7684\u9694\u79bb\u5e26\uff0c\u7528\u6765\u9650\u5b9a\u710a\u9521\u7684\u6d41\u52a8\u8303\u56f4\u3002\u5728\u5c04\u9891\u8bbe\u8ba1\u4e2d\uff0c\u5b83\u4e5f\u88ab\u7528\u6765\u7ba1\u7406\u5fae\u5e26\u5230\u540c\u8f74\u8f6c\u6362\u5904\u7684\u7535\u78c1\u573a\uff0c\u51cf\u5c11\u963b\u6297\u7a81\u53d8\u4e0e\u566a\u58f0\u3002<\/p>\n<h3>9. \u5730\u8fc7\u5b54\u7f1d\u5408\u95f4\u8ddd\u600e\u4e48\u5b9a\uff1f<\/h3>\n<p>\u901a\u5e38\u53d6\u5173\u6ce8\u6700\u9ad8\u9891\u7387\u5bf9\u5e94\u6ce2\u957f\u7684\u4e8c\u5341\u5206\u4e4b\u4e00\u4ee5\u5185\u3002\u8fd9\u4e2a\u95f4\u8ddd\u80fd\u6709\u6548\u6291\u5236\u5e73\u884c\u677f\u4e4b\u95f4\u7684\u8fb9\u7f18\u8f90\u5c04\uff0c\u4e5f\u80fd\u4e3a\u6362\u5c42\u4fe1\u53f7\u63d0\u4f9b\u7d27\u90bb\u7684\u56de\u6d41\u901a\u8def\u3002<\/p>\n<h3>10. \u9ad8\u9891\u677f\u7684\u963b\u6297\u516c\u5dee\u4e00\u822c\u7ed9\u591a\u5c11\uff1f<\/h3>\n<p>\u5e38\u89c4\u505a\u6cd5\u662f \u00b110%\uff0c\u5173\u952e\u7f51\u7edc\u5e38\u6536\u7d27\u5230 \u00b17% \u751a\u81f3 \u00b15%\u3002\u516c\u5dee\u8d8a\u7d27\uff0c\u5bf9\u7ebf\u5bbd\u3001\u4ecb\u8d28\u539a\u5ea6\u4e0e\u94dc\u539a\u5747\u5300\u6027\u7684\u8981\u6c42\u8d8a\u9ad8\uff0c\u9700\u8981\u548c\u677f\u5382\u63d0\u524d\u786e\u8ba4\u80fd\u529b\u8fb9\u754c\u3002<\/p>\n<p><strong>Related Recommendations<\/strong>\uff1a<a href=\"\/en\/blog\/high-frequency-circuit-board-board\/\">Material Selection for High-Frequency Printed Circuit Boards and Passive Intermodulation<\/a> \u00b7 <a href=\"\/en\/blog\/pcb-high-frequency-circuit-board-wiring-precautions\/\">Precautions for Routing High-Frequency PCBs<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>\u5728\u73b0\u4ee3\u7535\u5b50\u9886\u57df\uff0c\u9ad8\u9891\u7535\u8def\u677f\u8bbe\u8ba1\u662f\u4e00\u9879\u81f3\u5173\u91cd\u8981\u7684\u4efb\u52a1\u3002\u9ad8\u9891\u7535\u8def\u677f\u5e7f\u6cdb\u5e94\u7528\u4e8e\u901a\u4fe1\u3001\u96f7\u8fbe\u3001\u536b\u661f\u901a\u4fe1\u548c\u5176\u4ed6\u9ad8\u9891\u5e94\u7528\u9886\u57df [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8782,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"slim_seo":{"title":"\u9ad8\u9891\u7535\u8def\u677f\u8bbe\u8ba1\u5c0f\u6280\u5de7 - 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