{"id":106694,"date":"2026-09-18T01:48:34","date_gmt":"2026-09-17T17:48:34","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/106694.html"},"modified":"2026-09-18T01:48:34","modified_gmt":"2026-09-17T17:48:34","slug":"pcb-%e7%94%b5%e9%98%bb%e5%ae%8c%e5%85%a8%e6%8c%87%e5%8d%97%ef%bc%9a%e5%88%86%e7%b1%bb%e3%80%81%e5%8f%82%e6%95%b0%e3%80%81%e5%b0%81%e8%a3%85%e3%80%81%e4%b8%9d%e5%8d%b0%e3%80%81%e9%80%89%e5%9e%8b","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/106694.html","title":{"rendered":"PCB \u7535\u963b\u5b8c\u5168\u6307\u5357\uff1a\u5206\u7c7b\u3001\u53c2\u6570\u3001\u5c01\u88c5\u3001\u4e1d\u5370\u3001\u9009\u578b\u4e0e\u5b9e\u6218\u907f\u5751"},"content":{"rendered":"<h2><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"212\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260917174833-6aac27f124476.png\" width=\"503\" \/><\/h2>\n<p>\u7535\u963b\u662f PCB \u4e0a\u6700\u5e38\u89c1\u7684\u5143\u5668\u4ef6\u4e4b\u4e00&#xff0c;\u4f46 \u201c\u4f1a\u770b\u963b\u503c\u201d \u548c \u201c\u4f1a\u505a\u5de5\u7a0b\u9009\u578b\u201d \u5b8c\u5168\u662f\u4e24\u4ef6\u4e8b\u3002 \u672c\u6587\u7ed3\u5408\u5b8c\u6574\u7684 PCB \u7535\u963b\u4e13\u9898\u5185\u5bb9&#xff0c;\u5bf9\u7535\u963b\u7684\u5206\u7c7b\u3001\u6838\u5fc3\u53c2\u6570\u3001\u5c01\u88c5\u529f\u7387\u3001\u4e1d\u5370\u8bc6\u522b\u3001\u7535\u8def\u529f\u80fd\u3001\u5b9e\u6218\u5e94\u7528\u3001\u9009\u578b\u6d41\u7a0b\u548c\u5e38\u89c1\u9519\u8bef\u8fdb\u884c\u7cfb\u7edf\u6574\u7406&#xff0c;\u9002\u5408\u786c\u4ef6\u521d\u5b66\u8005\u3001\u5d4c\u5165\u5f0f\u5de5\u7a0b\u5e08\u4ee5\u53ca\u6b63\u5728\u5b66\u4e60 PCB \u8bbe\u8ba1\u7684\u540c\u5b66\u6536\u85cf\u67e5\u9605\u3002<\/p>\n<p>\u6587\u7ae0\u5173\u952e\u8bcd&#xff1a; PCB \u8bbe\u8ba1\u3001\u7535\u963b\u9009\u578b\u3001\u8d34\u7247\u7535\u963b\u3001\u786c\u4ef6\u8bbe\u8ba1\u3001\u7535\u5b50\u5143\u5668\u4ef6\u3001\u7535\u8def\u57fa\u7840 \u9002\u5408\u8bfb\u8005&#xff1a;<\/p>\n<ul>\n<li>\u521a\u5f00\u59cb\u5b66\u4e60 PCB \u548c\u786c\u4ef6\u8bbe\u8ba1\u7684\u540c\u5b66<\/li>\n<li>\u5df2\u7ecf\u4f1a\u753b\u539f\u7406\u56fe&#xff0c;\u4f46\u4e0d\u6e05\u695a\u5982\u4f55\u6b63\u786e\u9009\u7535\u963b\u7684\u5de5\u7a0b\u5e08<\/li>\n<li>\u60f3\u7cfb\u7edf\u590d\u4e60\u7535\u963b\u53c2\u6570\u3001\u5c01\u88c5\u3001\u4e1d\u5370\u548c\u5b9e\u9645\u5e94\u7528\u7684\u5f00\u53d1\u8005<\/li>\n<li>\u51c6\u5907\u505a\u7535\u6e90\u3001ADC \u91c7\u6837\u3001I\u00b2C\u3001\u9ad8\u901f\u63a5\u53e3\u7b49\u7535\u8def\u8bbe\u8ba1\u7684\u8bfb\u8005<\/li>\n<\/ul>\n<p>\u76ee\u5f55<\/p>\n<li>\u4e3a\u4ec0\u4e48\u7535\u963b\u4e0d\u80fd\u53ea\u770b\u963b\u503c<\/li>\n<li>\u5e38\u89c1\u7535\u963b\u5206\u7c7b<\/li>\n<li>\u7535\u963b\u7684\u4e94\u5927\u6838\u5fc3\u53c2\u6570<\/li>\n<li>\u8d34\u7247\u5c01\u88c5\u4e0e\u989d\u5b9a\u529f\u7387<\/li>\n<li>\u8d34\u7247\u7535\u963b\u4e1d\u5370\u8bc6\u522b<\/li>\n<li>\u7535\u963b\u7684\u516b\u7c7b\u6838\u5fc3\u529f\u80fd<\/li>\n<li>\u5178\u578b\u7535\u8def\u5b9e\u6218\u6848\u4f8b<\/li>\n<li>\u6807\u51c6\u9009\u578b\u6d41\u7a0b<\/li>\n<li>\u5e38\u89c1\u8bbe\u8ba1\u9519\u8bef\u4e0e\u907f\u5751<\/li>\n<li>\u5173\u952e\u8ba1\u7b97\u516c\u5f0f\u4e0e\u8bfe\u5802\u7ec3\u4e60<\/li>\n<li>\u7acb\u521b\u5546\u57ce\u5feb\u901f\u9009\u578b\u65b9\u6cd5<\/li>\n<li>\u7535\u963b\u9009\u578b\u901f\u67e5\u6e05\u5355<\/li>\n<li>\u5168\u6587\u603b\u7ed3<\/li>\n<h3>1. \u4e3a\u4ec0\u4e48\u7535\u963b\u4e0d\u80fd\u53ea\u770b\u963b\u503c<\/h3>\n<p>\u5f88\u591a\u521d\u5b66\u8005\u9009\u62e9\u7535\u963b\u65f6\u53ea\u5173\u6ce8\u4e00\u4e2a\u95ee\u9898&#xff1a;<\/p>\n<p>\u201c\u8fd9\u91cc\u9700\u8981\u4e00\u4e2a\u591a\u5c11\u6b27\u7684\u7535\u963b&#xff1f;\u201d<\/p>\n<p>\u4f46\u5728\u5b9e\u9645\u5de5\u7a0b\u4e2d&#xff0c;\u963b\u503c\u53ea\u662f\u6700\u57fa\u7840\u7684\u4e00\u9879\u53c2\u6570\u3002\u4e00\u4e2a\u7535\u963b\u80fd\u5426\u53ef\u9760\u4f7f\u7528&#xff0c;\u8fd8\u53d6\u51b3\u4e8e&#xff1a;<\/p>\n<ul>\n<li>\u989d\u5b9a\u529f\u7387\u662f\u5426\u8db3\u591f<\/li>\n<li>\u5c01\u88c5\u5c3a\u5bf8\u662f\u5426\u5408\u9002<\/li>\n<li>\u7cbe\u5ea6\u662f\u5426\u6ee1\u8db3\u7535\u8def\u8981\u6c42<\/li>\n<li>\u6e29\u5ea6\u53d8\u5316\u540e\u963b\u503c\u662f\u5426\u7a33\u5b9a<\/li>\n<li>\u566a\u58f0\u662f\u5426\u4f1a\u5f71\u54cd\u654f\u611f\u4fe1\u53f7<\/li>\n<li>\u9ad8\u9891\u4e0b\u662f\u5426\u4f1a\u4ea7\u751f\u660e\u663e\u5bc4\u751f\u7535\u611f<\/li>\n<li>\u989d\u5b9a\u8010\u538b\u662f\u5426\u6ee1\u8db3\u8981\u6c42<\/li>\n<li>\u662f\u5426\u5bb9\u6613\u91c7\u8d2d&#xff0c;\u6210\u672c\u548c\u4ea4\u671f\u662f\u5426\u5408\u7406<\/li>\n<\/ul>\n<p>\u56e0\u6b64&#xff0c;\u7535\u963b\u9009\u578b\u7684\u6b63\u786e\u601d\u8def\u4e0d\u662f \u201c\u5148\u627e\u4e00\u4e2a\u963b\u503c\u201d&#xff0c;\u800c\u662f&#xff1a; \u660e\u786e\u7535\u8def\u529f\u80fd \u2192 \u518d\u8ba1\u7b97\u963b\u503c \u2192 \u518d\u8ba1\u7b97\u529f\u8017 \u2192 \u518d\u9009\u62e9\u5c01\u88c5\u3001\u7cbe\u5ea6\u548c\u6750\u6599 \u2192 \u6700\u540e\u8fdb\u884c\u964d\u989d\u4e0e\u53ef\u91c7\u8d2d\u6027\u68c0\u67e5<\/p>\n<h3>2. \u5e38\u89c1\u7535\u963b\u5206\u7c7b<\/h3>\n<p>\u8868\u683c<\/p>\n<table>\n<tr>\u7c7b\u522b\u4e3b\u8981\u7279\u70b9\u5e38\u89c1\u7528\u9014<\/tr>\n<tbody>\n<tr>\n<td>\u8d34\u7247\u7535\u963b<\/td>\n<td>\u4f53\u79ef\u5c0f&#xff0c;\u9002\u5408\u81ea\u52a8\u5316\u8d34\u88c5<\/td>\n<td>\u73b0\u4ee3 PCB \u4e2d\u6700\u5e38\u89c1<\/td>\n<\/tr>\n<tr>\n<td>\u63d2\u4ef6\u7535\u963b<\/td>\n<td>\u901a\u5b54\u5b89\u88c5&#xff0c;\u5e38\u89c1\u8f74\u5411\u5c01\u88c5<\/td>\n<td>\u5b9e\u9a8c\u677f\u3001\u529f\u7387\u7535\u8def\u3001\u7ef4\u4fee\u66ff\u6362<\/td>\n<\/tr>\n<tr>\n<td>\u7535\u4f4d\u5668<\/td>\n<td>\u963b\u503c\u53ef\u8c03&#xff0c;\u5e38\u89c1\u591a\u5708\u7cbe\u5bc6\u578b\u53f7<\/td>\n<td>\u53c2\u6570\u8c03\u8282\u3001\u6821\u51c6\u3001\u6a21\u62df\u91cf\u8bbe\u5b9a<\/td>\n<\/tr>\n<tr>\n<td>\u6392\u963b<\/td>\n<td>\u591a\u4e2a\u7535\u963b\u96c6\u6210\u5728\u4e00\u4e2a\u5c01\u88c5\u4e2d<\/td>\n<td>\u603b\u7ebf\u4e0a\u4e0b\u62c9\u3001\u63a5\u53e3\u4fdd\u62a4\u3001\u8282\u7701\u7a7a\u95f4<\/td>\n<\/tr>\n<tr>\n<td>NTC \u7535\u963b<\/td>\n<td>\u963b\u503c\u968f\u6e29\u5ea6\u53d8\u5316<\/td>\n<td>\u6e29\u5ea6\u68c0\u6d4b\u3001\u8fc7\u6e29\u4fdd\u62a4\u3001\u70ed\u654f\u4f20\u611f<\/td>\n<\/tr>\n<tr>\n<td>\u538b\u654f\u7535\u963b<\/td>\n<td>\u7535\u538b\u8d85\u8fc7\u9608\u503c\u540e\u8fc5\u901f\u5bfc\u901a<\/td>\n<td>\u6d6a\u6d8c\u6291\u5236\u3001\u8fc7\u538b\u4fdd\u62a4\u3001\u5f00\u5173\u7535\u6e90\u4fdd\u62a4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6b64\u5916&#xff0c;\u6309\u7167\u6750\u6599\u548c\u7ed3\u6784\u8fd8\u53ef\u4ee5\u5206\u4e3a&#xff1a; \u78b3\u819c\u7535\u963b\u3001\u91d1\u5c5e\u819c\u7535\u963b\u3001\u91d1\u5c5e\u6c27\u5316\u819c\u7535\u963b\u3001\u8584\u819c\u7535\u963b\u3001\u539a\u819c\u7535\u963b\u3001\u7ed5\u7ebf\u7535\u963b\u3001\u6c34\u6ce5\u7535\u963b\u3001\u5408\u91d1\u7535\u963b\u3001\u7cbe\u5bc6\u591a\u5708\u53ef\u8c03\u7535\u963b<\/p>\n<p>\u4e0d\u540c\u6750\u6599\u548c\u7ed3\u6784\u7684\u7535\u963b&#xff0c;\u5728\u7cbe\u5ea6\u3001\u6e29\u5ea6\u7cfb\u6570\u3001\u566a\u58f0\u3001\u529f\u7387\u548c\u9ad8\u9891\u7279\u6027\u65b9\u9762\u5dee\u5f02\u5f88\u5927&#xff0c;\u4e0d\u80fd\u53ea\u51ed\u963b\u503c\u4e92\u6362\u3002<\/p>\n<h3>3. \u7535\u963b\u7684\u4e94\u5927\u6838\u5fc3\u53c2\u6570<\/h3>\n<h4>3.1 \u6807\u79f0\u963b\u503c\u4e0e\u7cbe\u5ea6<\/h4>\n<p>\u6807\u79f0\u963b\u503c\u662f\u51fa\u5382\u6807\u5b9a\u7684\u7535\u963b\u503c&#xff0c;\u7cbe\u5ea6\u5219\u8868\u793a\u5b9e\u9645\u963b\u503c\u76f8\u5bf9\u6807\u79f0\u503c\u7684\u5141\u8bb8\u504f\u5dee\u3002<\/p>\n<p>\u8868\u683c<\/p>\n<table>\n<tr>\u7cbe\u5ea6\u5178\u578b\u5e94\u7528<\/tr>\n<tbody>\n<tr>\n<td>\u00b15%<\/td>\n<td>\u666e\u901a\u9650\u6d41\u3001\u4e0a\u62c9 \/ \u4e0b\u62c9\u3001\u5bf9\u7cbe\u5ea6\u8981\u6c42\u4e0d\u9ad8\u7684\u7535\u8def<\/td>\n<\/tr>\n<tr>\n<td>\u00b11%<\/td>\n<td>\u5206\u538b\u3001ADC \u91c7\u6837\u3001\u53cd\u9988\u7f51\u7edc\u3001\u666e\u901a\u7cbe\u5bc6\u7535\u8def<\/td>\n<\/tr>\n<tr>\n<td>\u00b10.5%<\/td>\n<td>\u9ad8\u7cbe\u5ea6\u6d4b\u91cf\u3001\u57fa\u51c6\u7535\u538b\u6e90\u3001\u7cbe\u5bc6\u4fe1\u53f7\u8c03\u7406<\/td>\n<\/tr>\n<tr>\n<td>\u00b10.1% \u6216\u66f4\u9ad8<\/td>\n<td>\u7cbe\u5bc6\u4eea\u5668\u3001\u8ba1\u91cf\u8bbe\u5907\u3001\u9ad8\u7cbe\u5ea6\u57fa\u51c6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5de5\u7a0b\u7ecf\u9a8c&#xff1a;<\/p>\n<ul>\n<li>\u666e\u901a GPIO \u4e0a\u4e0b\u62c9\u3001LED \u9650\u6d41\u901a\u5e38\u4e0d\u9700\u8981\u5f88\u9ad8\u7cbe\u5ea6\u3002<\/li>\n<li>ADC \u5206\u538b\u548c\u7535\u6e90\u53cd\u9988\u7f51\u7edc\u5efa\u8bae\u4f18\u5148\u4f7f\u7528 \u00b11%\u3002<\/li>\n<li>\u7cbe\u5bc6\u6d4b\u91cf\u548c\u57fa\u51c6\u6e90\u9700\u8981\u4f4e\u6e29\u5ea6\u7cfb\u6570\u3001\u9ad8\u7cbe\u5ea6\u7535\u963b\u3002<\/li>\n<\/ul>\n<h4>3.2 \u989d\u5b9a\u529f\u7387<\/h4>\n<p>\u7535\u963b\u5de5\u4f5c\u65f6\u4f1a\u628a\u7535\u80fd\u8f6c\u5316\u4e3a\u70ed\u91cf\u3002\u5982\u679c\u5b9e\u9645\u529f\u8017\u8d85\u8fc7\u989d\u5b9a\u529f\u7387&#xff0c;\u7535\u963b\u4f1a\u6301\u7eed\u5347\u6e29&#xff0c;\u8f7b\u5219\u963b\u503c\u6f02\u79fb&#xff0c;\u91cd\u5219\u53d1\u9ed1\u3001\u70e7\u6bc1\u751a\u81f3\u5f00\u8def\u3002 \u8ba1\u7b97\u516c\u5f0f&#xff1a; P &#061; I\u00b2R P &#061; U\u00b2\/R<\/p>\n<p>\u5176\u4e2d&#xff1a; P&#xff1a;\u529f\u7387&#xff0c;\u5355\u4f4d W I&#xff1a;\u901a\u8fc7\u7535\u963b\u7684\u7535\u6d41&#xff0c;\u5355\u4f4d A U&#xff1a;\u7535\u963b\u4e24\u7aef\u7535\u538b&#xff0c;\u5355\u4f4d V R&#xff1a;\u963b\u503c&#xff0c;\u5355\u4f4d \u03a9<\/p>\n<p>\u9009\u62e9\u989d\u5b9a\u529f\u7387\u65f6&#xff0c;\u4e0d\u80fd\u6309\u7167 \u201c\u521a\u597d\u7b49\u4e8e\u5b9e\u9645\u529f\u8017\u201d \u6765\u9009&#xff0c;\u5fc5\u987b\u7559\u51fa\u964d\u989d\u88d5\u91cf\u3002 \u5de5\u7a0b\u4e60\u60ef&#xff1a;<\/p>\n<ul>\n<li>\u989d\u5b9a\u529f\u7387\u81f3\u5c11\u5927\u4e8e\u5b9e\u9645\u529f\u8017\u7684 1.5 \u500d&#xff1b;<\/li>\n<li>\u66f4\u4fdd\u5b88\u7684\u505a\u6cd5\u662f\u6309\u7ea6 50% \u964d\u989d\u4f7f\u7528&#xff1b;<\/li>\n<li>\u5373\u989d\u5b9a\u529f\u7387\u7ea6\u4e3a\u5b9e\u9645\u529f\u8017\u7684 2 \u500d\u4ee5\u4e0a\u3002<\/li>\n<\/ul>\n<p>\u4e3e\u4f8b&#xff1a; \u5b9e\u9645\u529f\u8017 &#061; 0.2 W \u6309 50% \u964d\u989d&#xff1a; \u989d\u5b9a\u529f\u7387 \u2265 0.2 \/ 0.5 &#061; 0.4 W<\/p>\n<h4>3.3 \u6e29\u5ea6\u7cfb\u6570 TCR<\/h4>\n<p>TCR \u8868\u793a\u6e29\u5ea6\u53d8\u5316\u65f6\u963b\u503c\u7684\u6f02\u79fb\u7a0b\u5ea6\u3002TCR \u8d8a\u5c0f&#xff0c;\u7535\u963b\u5728\u6e29\u5ea6\u53d8\u5316\u4e0b\u7684\u7a33\u5b9a\u6027\u8d8a\u597d\u3002 \u5178\u578b\u5e94\u7528&#xff1a; \u7cbe\u5bc6\u4eea\u8868\u3001\u57fa\u51c6\u7535\u538b\u6e90\u3001ADC \u7cbe\u5bc6\u5206\u538b\u3001\u7535\u6d41\u91c7\u6837\u3001\u4f20\u611f\u5668\u4fe1\u53f7\u8c03\u7406<\/p>\n<p>\u5728\u8fd9\u4e9b\u573a\u666f\u4e2d&#xff0c;\u5e94\u4f18\u5148\u9009\u7528\u4f4e\u6e29\u6f02\u7684\u91d1\u5c5e\u819c\u3001\u8584\u819c\u6216\u5408\u91d1\u7535\u963b\u3002<\/p>\n<h4>3.4 \u566a\u58f0\u4e0e\u6750\u6599\u7279\u6027<\/h4>\n<p>\u7535\u963b\u81ea\u8eab\u4f1a\u4ea7\u751f\u566a\u58f0&#xff0c;\u4e0d\u540c\u6750\u6599\u7684\u566a\u58f0\u6c34\u5e73\u4e0d\u540c\u3002<\/p>\n<ul>\n<li>\u78b3\u819c\u7535\u963b&#xff1a;\u566a\u58f0\u8f83\u5927&#xff0c;\u4e0d\u9002\u5408\u654f\u611f\u6a21\u62df\u4fe1\u53f7\u3002<\/li>\n<li>\u91d1\u5c5e\u819c \/ \u8584\u819c\u7535\u963b&#xff1a;\u566a\u58f0\u8f83\u4f4e&#xff0c;\u9002\u5408\u4f4e\u566a\u58f0\u653e\u5927\u548c\u7cbe\u5bc6\u6a21\u62df\u7535\u8def\u3002<\/li>\n<li>\u5408\u91d1 \/ \u7cbe\u5bc6\u91c7\u6837\u7535\u963b&#xff1a;\u5e38\u7528\u4e8e\u7535\u6d41\u91c7\u6837&#xff0c;\u91cd\u70b9\u4fdd\u8bc1\u4f4e\u6e29\u6f02\u548c\u957f\u671f\u7a33\u5b9a\u6027\u3002<\/li>\n<\/ul>\n<p>\u56e0\u6b64&#xff0c;\u5904\u7406\u5fae\u5f31\u4fe1\u53f7\u65f6&#xff0c;\u4e0d\u80fd\u53ea\u770b\u963b\u503c\u548c\u7cbe\u5ea6&#xff0c;\u8fd8\u8981\u5173\u6ce8\u566a\u58f0\u3002<\/p>\n<h4>3.5 \u9ad8\u9891\u4e0e\u5bc4\u751f\u53c2\u6570<\/h4>\n<p>\u7ed5\u7ebf\u7535\u963b\u5185\u90e8\u5b58\u5728\u7ebf\u5708\u7ed3\u6784&#xff0c;\u56e0\u6b64\u4f1a\u6709\u660e\u663e\u7684\u5bc4\u751f\u7535\u611f\u3002\u5728\u9ad8\u9891\u4e0b&#xff0c;\u5b83\u4e0d\u518d\u8868\u73b0\u4e3a\u7eaf\u7535\u963b&#xff0c;\u800c\u4f1a\u5448\u73b0\u611f\u6027&#xff0c;\u53ef\u80fd\u5f15\u8d77&#xff1a; \u4fe1\u53f7\u632f\u94c3\u3001\u76f8\u4f4d\u504f\u79fb\u3001\u6ce2\u5f62\u5931\u771f\u3001\u963b\u6297\u5931\u914d\u3001\u4fe1\u53f7\u5b8c\u6574\u6027\u4e0b\u964d<\/p>\n<p>\u56e0\u6b64&#xff1a;\u5c04\u9891\u3001\u9ad8\u901f\u6570\u5b57\u3001\u5f00\u5173\u7535\u6e90\u9ad8\u9891\u8def\u5f84\u7b49\u573a\u666f&#xff0c;\u4e0d\u80fd\u968f\u610f\u4f7f\u7528\u7ed5\u7ebf\u7535\u963b\u3002<\/p>\n<h3>4. \u8d34\u7247\u5c01\u88c5\u4e0e\u989d\u5b9a\u529f\u7387<\/h3>\n<p>\u8d34\u7247\u7535\u963b\u7684\u5c01\u88c5\u5c3a\u5bf8\u5c5e\u4e8e\u7269\u7406\u5c5e\u6027&#xff0c;\u4f46\u5b83\u76f4\u63a5\u51b3\u5b9a\u989d\u5b9a\u529f\u7387\u3001\u6563\u70ed\u80fd\u529b\u3001\u8010\u538b\u548c\u53ef\u627f\u53d7\u7535\u6d41\u3002<\/p>\n<p>\u8868\u683c<\/p>\n<table>\n<tr>\u5c01\u88c5\u5e38\u89c4\u989d\u5b9a\u529f\u7387\u5178\u578b\u5e94\u7528\u573a\u666f<\/tr>\n<tbody>\n<tr>\n<td>0201<\/td>\n<td>1\/20 W<\/td>\n<td>\u9ad8\u5bc6\u5ea6 PCB\u3001\u5fae\u5c0f\u4fe1\u53f7\u7535\u8def<\/td>\n<\/tr>\n<tr>\n<td>0402<\/td>\n<td>1\/16 W<\/td>\n<td>\u4fbf\u643a\u8bbe\u5907\u3001\u901a\u7528\u5c0f\u4fe1\u53f7\u3001GPIO \u9650\u6d41<\/td>\n<\/tr>\n<tr>\n<td>0603<\/td>\n<td>1\/10 W<\/td>\n<td>\u6d88\u8d39\u7535\u5b50\u3001\u63a7\u5236\u677f\u3001\u6309\u952e\u3001\u8f85\u52a9\u7535\u6e90<\/td>\n<\/tr>\n<tr>\n<td>0805<\/td>\n<td>1\/8 W<\/td>\n<td>\u7535\u6e90\u9650\u6d41\u3001LED \u9650\u6d41\u3001\u4fe1\u53f7\u8c03\u7406<\/td>\n<\/tr>\n<tr>\n<td>1206<\/td>\n<td>1\/4 W<\/td>\n<td>\u5de5\u4e1a\u63a7\u5236\u3001\u7535\u6e90\u6a21\u5757\u3001LED \u9a71\u52a8\u3001\u529f\u7387\u56de\u8def<\/td>\n<\/tr>\n<tr>\n<td>2512<\/td>\n<td>1\u20133 W<\/td>\n<td>\u5927\u529f\u7387\u9650\u6d41\u3001\u7cbe\u5bc6\u7535\u6d41\u91c7\u6837\u3001\u9ad8\u6563\u70ed\u573a\u666f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6838\u5fc3\u539f\u5219&#xff1a;<\/p>\n<p>\u5728\u963b\u503c\u76f8\u540c\u7684\u60c5\u51b5\u4e0b&#xff0c;\u5c01\u88c5\u8d8a\u5927&#xff0c;\u7535\u963b\u7684\u989d\u5b9a\u529f\u7387\u627f\u8f7d\u80fd\u529b\u8d8a\u5f3a&#xff0c;\u901a\u5e38\u8010\u538b\u548c\u6563\u70ed\u80fd\u529b\u4e5f\u8d8a\u597d\u3002<\/p>\n<p>\u9700\u8981\u6ce8\u610f&#xff1a;<\/p>\n<li>\u8868\u4e2d\u7684\u529f\u7387\u662f\u5e38\u89c1\u6807\u51c6\u503c&#xff0c;\u4e0d\u540c\u5382\u5546\u53ef\u80fd\u6709\u52a0\u5f3a\u529f\u7387\u7248\u672c\u3002<\/li>\n<li>\u5373\u4f7f\u5c01\u88c5\u76f8\u540c&#xff0c;\u4e0d\u540c\u7cfb\u5217\u7684\u6700\u5927\u529f\u7387\u3001\u8010\u538b\u548c\u6e29\u5347\u66f2\u7ebf\u4e5f\u53ef\u80fd\u4e0d\u540c\u3002<\/li>\n<li>\u9ad8\u538b\u7535\u8def\u4e2d\u4e0d\u80fd\u53ea\u770b\u529f\u7387&#xff0c;\u8fd8\u8981\u770b\u989d\u5b9a\u7535\u538b\u3001\u722c\u7535\u8ddd\u79bb\u548c\u5b89\u5168\u95f4\u8ddd\u3002<\/li>\n<li>0201\u30010402 \u7b49\u5fae\u578b\u5c01\u88c5\u901a\u5e38\u6ca1\u6709\u4e1d\u5370&#xff0c;\u5fc5\u987b\u901a\u8fc7 BOM\u3001\u6599\u76d8\u6807\u7b7e\u6216\u4e07\u7528\u8868\u786e\u8ba4\u963b\u503c\u3002<\/li>\n<h3>5. \u8d34\u7247\u7535\u963b\u4e1d\u5370\u8bc6\u522b<\/h3>\n<h4>5.1 \u4e09\u4f4d\u6570\u5b57\u4e1d\u5370<\/h4>\n<p>\u89c4\u5219&#xff1a;ABC &#061; AB \u00d7 10^C \u793a\u4f8b&#xff1a; 103 &#061; 10 \u00d7 10\u00b3 &#061; 10 k\u03a9 220 &#061; 22 \u00d7 10\u2070 &#061; 22 \u03a9<\/p>\n<p>\u8fd9\u91cc\u6709\u4e00\u4e2a\u975e\u5e38\u5bb9\u6613\u51fa\u9519\u7684\u5730\u65b9&#xff1a;<\/p>\n<p>220 \u4e0d\u662f 220 \u03a9&#xff0c;\u800c\u662f 22 \u03a9\u3002 \u5982\u679c\u628a220\u8bef\u8ba4\u4e3a 220 \u03a9&#xff0c;\u963b\u503c\u5c31\u4f1a\u4ea7\u751f\u7ea6 10 \u500d\u7684\u504f\u5dee&#xff0c;\u53ef\u80fd\u5bfc\u81f4\u7535\u8def\u5de5\u4f5c\u5f02\u5e38\u3002<\/p>\n<h4>5.2 \u56db\u4f4d\u6570\u5b57\u4e1d\u5370<\/h4>\n<p>\u89c4\u5219&#xff1a;ABCD &#061; ABC \u00d7 10^D \u793a\u4f8b&#xff1a; 1002 &#061; 100 \u00d7 10\u00b2 &#061; 10 k\u03a9<\/p>\n<p>\u56db\u4f4d\u6570\u5b57\u4e1d\u5370\u901a\u5e38\u7528\u4e8e\u7cbe\u5ea6\u66f4\u9ad8\u7684\u7535\u963b&#xff0c;\u5e38\u89c1\u4e8e\u7cbe\u5bc6\u5206\u538b\u3001\u4eea\u5668\u4eea\u8868\u548c\u91c7\u6837\u7535\u8def\u3002<\/p>\n<h4>5.3 \u5b57\u6bcd R \u8868\u793a\u5c0f\u6570\u70b9<\/h4>\n<p>\u4f4e\u963b\u503c\u7535\u963b\u7ecf\u5e38\u4f7f\u7528\u5b57\u6bcdR\u4ee3\u66ff\u5c0f\u6570\u70b9\u3002 \u793a\u4f8b&#xff1a; 4R7 &#061; 4.7 \u03a9 R100 &#061; 0.100 \u03a9<\/p>\n<p>\u8fd9\u79cd\u5199\u6cd5\u5728\u7535\u6d41\u68c0\u6d4b\u3001\u7cbe\u5bc6\u91c7\u6837\u548c\u4f4e\u963b\u503c\u7535\u8def\u4e2d\u975e\u5e38\u5e38\u89c1\u3002<\/p>\n<h4>5.4 0\u03a9 \u7535\u963b\u7684\u4e1d\u5370<\/h4>\n<p>0\u03a9 \u7535\u963b\u901a\u5e38\u6807\u8bb0\u4e3a&#xff1a;0 \u6216\u8005 000 \u4e3b\u8981\u7528\u9014&#xff1a;<\/p>\n<ul>\n<li>PCB \u7248\u672c\u517c\u5bb9<\/li>\n<li>\u7535\u8def\u529f\u80fd\u8df3\u7ebf<\/li>\n<li>\u5730\u5206\u5272\u914d\u7f6e<\/li>\n<li>\u8c03\u8bd5\u9884\u7559<\/li>\n<li>\u7194\u65ad\u4fdd\u62a4<\/li>\n<\/ul>\n<p>\u4f46\u8981\u6ce8\u610f&#xff1a;<\/p>\n<p>0\u03a9 \u7535\u963b\u4e0d\u662f\u7406\u60f3\u5bfc\u7ebf&#xff0c;\u5b83\u5b58\u5728\u6700\u5927\u7535\u963b\u3001\u989d\u5b9a\u7535\u6d41\u548c\u989d\u5b9a\u529f\u7387\u9650\u5236\u3002<\/p>\n<h3>6. \u7535\u963b\u7684\u516b\u7c7b\u6838\u5fc3\u529f\u80fd<\/h3>\n<p>\u5728\u5b9e\u9645\u7535\u8def\u4e2d&#xff0c;90% \u4ee5\u4e0a\u7684\u7535\u963b\u7528\u9014\u90fd\u53ef\u4ee5\u5f52\u7eb3\u4e3a\u4ee5\u4e0b\u516b\u7c7b\u3002<\/p>\n<h4>6.1 \u9650\u6d41\u4fdd\u62a4<\/h4>\n<p>\u5229\u7528\u7535\u963b\u9650\u5236\u56de\u8def\u7535\u6d41&#xff0c;\u907f\u514d\u5668\u4ef6\u56e0\u4e3a\u8fc7\u6d41\u800c\u635f\u574f\u3002 \u5178\u578b\u5e94\u7528&#xff1a; LED \u4e32\u8054\u9650\u6d41\u3001\u5355\u7247\u673a GPIO \u8f93\u51fa\u9650\u6d41\u3001\u7535\u6e90\u56de\u8def\u9650\u6d41\u4fdd\u62a4\u3001\u8f93\u5165\u63a5\u53e3\u4fdd\u62a4<\/p>\n<h4>6.2 \u7535\u538b\u5206\u538b<\/h4>\n<p>\u901a\u8fc7\u4e24\u4e2a\u6216\u591a\u4e2a\u7535\u963b&#xff0c;\u628a\u8f83\u9ad8\u7535\u538b\u6309\u6bd4\u4f8b\u964d\u4f4e\u5230\u82af\u7247\u53ef\u4ee5\u63a5\u53d7\u7684\u8303\u56f4\u3002 \u5178\u578b\u5e94\u7528&#xff1a; ADC \u7535\u538b\u91c7\u6837\u3001\u7535\u6c60\u7535\u538b\u68c0\u6d4b\u3001\u9ad8\u538b\u4fe1\u53f7\u68c0\u6d4b\u3001\u4f20\u611f\u5668\u4fe1\u53f7\u8c03\u7406\u3001\u7535\u6e90\u7535\u538b\u76d1\u6d4b<\/p>\n<p>\u5206\u538b\u516c\u5f0f&#xff1a; Vout &#061; Vin \u00d7 R2 \/ (R1 &#043; R2)<\/p>\n<p>\u6ce8\u610f&#xff1a;\u7535\u963b\u5206\u538b\u53ea\u9002\u5408\u4f4e\u529f\u8017\u4fe1\u53f7\u91c7\u6837&#xff0c;\u4e0d\u9002\u5408\u76f4\u63a5\u7ed9\u5927\u529f\u7387\u8d1f\u8f7d\u4f9b\u7535\u3002<\/p>\n<h4>6.3 \u7535\u5e73\u4e0a\u62c9 \/ \u4e0b\u62c9<\/h4>\n<p>\u4e0a\u62c9\u548c\u4e0b\u62c9\u7535\u963b\u7528\u4e8e\u628a GPIO \u6216\u603b\u7ebf\u56fa\u5b9a\u5728\u9ad8\u7535\u5e73\u6216\u4f4e\u7535\u5e73&#xff0c;\u9632\u6b62\u5f15\u811a\u60ac\u7a7a\u5bfc\u81f4\u8bef\u89e6\u53d1\u3002 \u5178\u578b\u5e94\u7528&#xff1a; I\u00b2C\/SPI \u603b\u7ebf\u4e0a\u62c9\u3001\u6309\u952e\u8f93\u5165\u4e0b\u62c9\u3001GPIO \u9ed8\u8ba4\u7535\u5e73\u914d\u7f6e\u3001\u603b\u7ebf\u7a7a\u95f2\u72b6\u6001\u7ef4\u6301\u3001\u4e2d\u65ad\u5f15\u811a\u4fdd\u62a4<\/p>\n<h4>6.4 \u7535\u6d41\u91c7\u6837<\/h4>\n<p>\u5229\u7528\u91c7\u6837\u7535\u963b\u4e0a\u7684\u538b\u964d&#xff0c;\u628a\u7535\u6d41\u4fe1\u53f7\u8f6c\u6362\u4e3a\u7535\u538b\u4fe1\u53f7&#xff0c;\u518d\u9001\u5165 ADC\u3001\u8fd0\u653e\u6216\u6bd4\u8f83\u5668\u3002 \u5178\u578b\u5e94\u7528&#xff1a; BMS \u7535\u6c60\u7ba1\u7406\u7cfb\u7edf\u3001\u7535\u673a\u8fc7\u6d41\u4fdd\u62a4\u3001\u7535\u6e90\u8f93\u51fa\u7535\u6d41\u76d1\u6d4b\u3001\u5145\u7535\u6869\u68c0\u6d4b\u3001\u8d1f\u8f7d\u7535\u6d41\u76d1\u63a7<\/p>\n<p>\u7535\u6d41\u91c7\u6837\u7535\u963b\u901a\u5e38\u9700\u8981&#xff1a; \u4f4e\u963b\u503c\u3001\u9ad8\u7cbe\u5ea6\u3001\u4f4e\u6e29\u5ea6\u7cfb\u6570\u3001\u9ad8\u529f\u7387\u627f\u53d7\u80fd\u529b\u3001\u4f4e\u70ed\u7535\u52a8\u52bf \u5e38\u89c1\u6750\u6599\u5305\u62ec\u5408\u91d1\u7535\u963b\u548c\u9530\u94dc\u7535\u963b\u3002<\/p>\n<h4>6.5 RC \u5ef6\u65f6\u4e0e\u6ee4\u6ce2<\/h4>\n<p>\u7535\u963b\u4e0e\u7535\u5bb9\u7ec4\u5408\u53ef\u4ee5\u6784\u6210 RC \u7535\u8def&#xff0c;\u5b9e\u73b0&#xff1a; \u4fe1\u53f7\u6ee4\u6ce2\u3001\u4e0a\u7535\u5ef6\u65f6\u3001\u6ce2\u5f62\u6574\u5f62\u3001\u6309\u952e\u6d88\u6296\u3001\u7b80\u6613\u5b9a\u65f6<\/p>\n<p>\u65f6\u95f4\u5e38\u6570\u516c\u5f0f&#xff1a; \u03c4 &#061; R \u00d7 C<\/p>\n<p>\u5178\u578b\u5e94\u7528&#xff1a; \u5355\u7247\u673a\u4e0a\u7535\u590d\u4f4d\u3001\u6309\u952e\u6d88\u6296\u3001\u6a21\u62df\u4fe1\u53f7\u53bb\u566a\u3001\u4f4e\u901a\u6ee4\u6ce2\u3001\u7b80\u6613\u5b9a\u65f6\u5668<\/p>\n<h4>6.6 \u963b\u6297\u5339\u914d<\/h4>\n<p>\u9ad8\u901f\u4fe1\u53f7\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u4f1a\u9047\u5230\u963b\u6297\u4e0d\u8fde\u7eed&#xff0c;\u4ece\u800c\u4ea7\u751f\u53cd\u5c04\u3002\u4e32\u8054\u6216\u5e76\u8054\u5339\u914d\u7535\u963b\u53ef\u4ee5\u964d\u4f4e\u53cd\u5c04&#xff0c;\u63d0\u9ad8\u4fe1\u53f7\u5b8c\u6574\u6027\u3002 \u5178\u578b\u5e94\u7528&#xff1a; \u4ee5\u592a\u7f51\u901a\u4fe1\u3001USB \u9ad8\u901f\u4fe1\u53f7\u3001HDMI \u89c6\u9891\u63a5\u53e3\u3001\u5c04\u9891 RF \u7535\u8def\u3001\u9ad8\u901f\u65f6\u949f\u4e0e\u5dee\u5206\u4fe1\u53f7<\/p>\n<h4>6.7 \u8d1f\u8f7d\u8017\u80fd<\/h4>\n<p>\u8d1f\u8f7d\u7535\u963b\u7528\u4e8e\u5438\u6536\u591a\u4f59\u7535\u80fd&#xff0c;\u6216\u8005\u6d88\u8017\u611f\u6027\u8d1f\u8f7d\u65ad\u5f00\u65f6\u4ea7\u751f\u7684\u53cd\u5411\u7535\u52a8\u52bf\u3002 \u5178\u578b\u5e94\u7528&#xff1a; \u7ee7\u7535\u5668\u7ebf\u5708\u6cc4\u653e\u3001\u7535\u673a\u6d88\u706b\u82b1\u3001\u5047\u8d1f\u8f7d\u6d4b\u8bd5\u3001\u7535\u6e90\u8001\u5316\u8d1f\u8f7d\u3001\u65ad\u7535\u653e\u7535\u56de\u8def<\/p>\n<h4>6.8 \u7535\u8def\u8df3\u7ebf\u4e0e\u914d\u7f6e<\/h4>\n<p>0\u03a9 \u6216\u5c0f\u963b\u503c\u7535\u963b\u53ef\u4ee5\u4f5c\u4e3a PCB \u8df3\u7ebf&#xff0c;\u5b9e\u73b0\u786c\u4ef6\u914d\u7f6e\u548c\u8c03\u8bd5\u9884\u7559\u3002 \u5178\u578b\u5e94\u7528&#xff1a; \u786c\u4ef6\u7248\u672c\u517c\u5bb9\u9009\u62e9\u3001\u529f\u80fd\u8df3\u7ebf\u914d\u7f6e\u3001\u5730\u5206\u5272\u8df3\u7ebf\u3001\u8c03\u8bd5\u9884\u7559\u7535\u963b\u3001\u91cf\u4ea7\u7248\u672c\u5207\u6362<\/p>\n<h3>7. \u5178\u578b\u7535\u8def\u5b9e\u6218\u6848\u4f8b<\/h3>\n<h4>7.1 ADC \u7535\u6c60\u7535\u538b\u5206\u538b<\/h4>\n<p>\u7535\u6c60\u7535\u538b\u53ef\u80fd\u9ad8\u4e8e ADC \u8f93\u5165\u8303\u56f4&#xff0c;\u56e0\u6b64\u9700\u8981\u901a\u8fc7\u5206\u538b\u7535\u963b\u964d\u4f4e\u5230\u5b89\u5168\u8303\u56f4\u3002 \u4f8b\u5982 3.7V \u9502\u7535\u6c60\u7535\u538b\u7ecf\u8fc7\u5206\u538b\u540e\u9001\u5165 ADC&#xff0c;\u5b9e\u73b0\u7535\u91cf\u68c0\u6d4b\u548c\u7535\u538b\u76d1\u6d4b\u3002 \u8bbe\u8ba1\u8981\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u5206\u538b\u6bd4\u8981\u6ee1\u8db3 ADC \u8f93\u5165\u8303\u56f4&#xff1b;<\/li>\n<li>\u7535\u963b\u7cbe\u5ea6\u5efa\u8bae\u4f7f\u7528 \u00b11%&#xff1b;<\/li>\n<li>\u5206\u538b\u7535\u963b\u4e0d\u80fd\u8fc7\u5c0f&#xff0c;\u5426\u5219\u4f1a\u6301\u7eed\u8017\u7535&#xff1b;<\/li>\n<li>\u5206\u538b\u7535\u963b\u4e5f\u4e0d\u80fd\u8fc7\u5927&#xff0c;\u5426\u5219\u8f93\u51fa\u963b\u6297\u8fc7\u9ad8&#xff0c;\u5f71\u54cd ADC \u91c7\u6837\u3002<\/li>\n<\/ul>\n<h4>7.2 LED \u9650\u6d41<\/h4>\n<p>LED \u5fc5\u987b\u4e32\u8054\u9650\u6d41\u7535\u963b&#xff0c;\u5426\u5219\u53ef\u80fd\u56e0\u4e3a\u7535\u6d41\u8fc7\u5927\u800c\u70e7\u6bc1\u3002 \u7535\u8def\u7ed3\u6784&#xff1a;VCC &#8212;- \u7535\u963b R &#8212;- LED &#8212;- GND \u8bbe\u8ba1\u65f6\u9700\u8981\u540c\u65f6\u8003\u8651&#xff1a; LED \u6b63\u5411\u538b\u964d\u3001\u76ee\u6807\u5de5\u4f5c\u7535\u6d41\u3001\u7535\u963b\u529f\u8017\u3001\u5c01\u88c5\u6563\u70ed\u80fd\u529b<\/p>\n<h4>7.3 \u8f93\u5165\u63a5\u53e3\u4fdd\u62a4<\/h4>\n<p>\u5916\u90e8\u4fe1\u53f7\u8fdb\u5165 MCU \u6216\u540e\u7ea7\u82af\u7247\u524d&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u4e32\u8054\u7535\u963b\u9650\u5236\u7535\u6d41&#xff0c;\u9632\u6b62\u9ad8\u7535\u5e73\u3001\u6d6a\u6d8c\u6216\u8bef\u63a5\u5bfc\u81f4\u5668\u4ef6\u635f\u574f\u3002 \u8fd9\u7c7b\u7535\u963b\u7684\u91cd\u70b9\u4e0d\u662f\u5206\u538b&#xff0c;\u800c\u662f&#xff1a;<\/p>\n<ul>\n<li>\u9650\u5236\u8fdb\u5165\u540e\u7ea7\u7684\u7535\u6d41&#xff1b;<\/li>\n<li>\u4e0e TVS\u3001\u94b3\u4f4d\u4e8c\u6781\u7ba1\u7b49\u4fdd\u62a4\u5668\u4ef6\u914d\u5408&#xff1b;<\/li>\n<li>\u5728\u6b63\u5e38\u5de5\u4f5c\u65f6\u4e0d\u80fd\u9020\u6210\u8fc7\u5927\u538b\u964d\u6216\u5f71\u54cd\u4fe1\u53f7\u901f\u5ea6\u3002<\/li>\n<\/ul>\n<h4>7.4 RC \u4fe1\u53f7\u6ee4\u6ce2<\/h4>\n<p>\u6570\u5b57\u65f6\u949f\u6216\u6a21\u62df\u4fe1\u53f7\u53ef\u4ee5\u901a\u8fc7 RC \u4f4e\u901a\u6ee4\u6ce2\u6291\u5236\u9ad8\u9891\u5e72\u6270\u3002 \u7535\u8def\u7ed3\u6784&#xff1a; \u4fe1\u53f7\u8f93\u5165 &#8212;- R &#8212;- \u4fe1\u53f7\u8f93\u51fa | C | GND \u8bbe\u8ba1\u65f6\u8981\u6839\u636e\u76ee\u6807\u622a\u6b62\u9891\u7387\u8ba1\u7b97 RC \u53c2\u6570\u3002<\/p>\n<h4>7.5 \u4ee5\u592a\u7f51 PHY \u63a5\u53e3<\/h4>\n<p>\u7f51\u53e3\u5dee\u5206\u4fe1\u53f7\u7ecf\u8fc7\u7f51\u7edc\u53d8\u538b\u5668\u9694\u79bb\u540e\u8fdb\u5165 PHY \u6216\u4ee5\u592a\u7f51\u82af\u7247\u3002\u9ad8\u901f\u6570\u636e\u7ebf\u901a\u5e38\u9700\u8981\u5c0f\u963b\u503c\u7535\u963b\u8fdb\u884c\u963b\u6297\u5339\u914d\u548c\u4fe1\u53f7\u5b8c\u6574\u6027\u4f18\u5316\u3002 \u9ad8\u901f\u4fe1\u53f7\u4e0d\u80fd\u53ea\u770b\u76f4\u6d41\u8fde\u63a5&#xff1b;\u4f20\u8f93\u7ebf\u963b\u6297\u3001\u5339\u914d\u65b9\u5f0f\u548c\u8d70\u7ebf\u957f\u5ea6\u90fd\u4f1a\u5f71\u54cd\u901a\u4fe1\u8d28\u91cf\u3002<\/p>\n<h4>7.6 \u7535\u6d41\u91c7\u6837\u4e0e\u8fd0\u653e<\/h4>\n<p>\u7535\u6d41\u91c7\u6837\u7535\u8def\u7684\u57fa\u672c\u8fc7\u7a0b\u662f&#xff1a; \u8d1f\u8f7d\u7535\u6d41 \u2192 \u901a\u8fc7\u91c7\u6837\u7535\u963b \u2192 \u4ea7\u751f\u5fae\u5c0f\u538b\u964d \u2192 \u8fd0\u653e\u653e\u5927 \u2192 ADC \u91c7\u6837 \u2192 \u8f6f\u4ef6\u8ba1\u7b97\u7535\u6d41<\/p>\n<p>\u91c7\u6837\u7535\u963b\u7684\u7cbe\u5ea6\u3001\u6e29\u6f02\u548c\u529f\u7387\u4f1a\u76f4\u63a5\u51b3\u5b9a\u7535\u6d41\u6d4b\u91cf\u8bef\u5dee\u3002<\/p>\n<h4>7.7 0\u03a9 \u7535\u963b\u4f5c\u4e3a\u8c03\u8bd5\u9884\u7559<\/h4>\n<p>0\u03a9 \u7535\u963b\u975e\u5e38\u7075\u6d3b&#xff0c;\u53ef\u4ee5\u5728\u8c03\u8bd5\u9636\u6bb5\u66ff\u6362\u4e3a\u5176\u4ed6\u5143\u4ef6\u3002 \u4f8b\u5982&#xff1a;<\/p>\n<ul>\n<li>\u53d1\u73b0\u7535\u6e90\u7eb9\u6ce2\u504f\u5927&#xff0c;\u53ef\u4ee5\u628a 0\u03a9 \u6539\u4e3a 5 \u03a9\u300110 \u03a9 \u6216\u5c0f\u7535\u611f&#xff1b;<\/li>\n<li>\u53d1\u73b0\u9700\u8981\u589e\u52a0\u6ee4\u6ce2&#xff0c;\u53ef\u4ee5\u5728\u9884\u7559\u4f4d\u7f6e\u589e\u52a0\u7535\u5bb9&#xff1b;<\/li>\n<li>\u4e0d\u540c\u786c\u4ef6\u7248\u672c\u53ef\u4ee5\u901a\u8fc7 0\u03a9 \u9009\u62e9\u4e0d\u540c\u529f\u80fd\u3002<\/li>\n<\/ul>\n<p>\u4f46\u8981\u6ce8\u610f&#xff0c;0\u03a9 \u53ea\u80fd\u7528\u4e8e\u5c0f\u7535\u6d41\u8fde\u63a5&#xff0c;\u4e0d\u80fd\u66ff\u4ee3\u5927\u529f\u7387\u5bfc\u7ebf\u3002<\/p>\n<h3>8. \u6807\u51c6\u9009\u578b\u6d41\u7a0b<\/h3>\n<h4>8.1 \u786e\u5b9a\u6807\u51c6\u963b\u503c<\/h4>\n<p>\u5148\u6839\u636e\u7535\u8def\u529f\u80fd\u8ba1\u7b97\u7406\u8bba\u963b\u503c&#xff0c;\u7136\u540e\u4f18\u5148\u9009\u62e9 E24 \u6807\u51c6\u7cfb\u5217\u3002 \u4f8b\u5982\u8ba1\u7b97\u5f97\u5230&#xff1a;10.5 \u03a9\u300111.3 k\u03a9\u300111.4 k\u03a9 \u8fd9\u4e9b\u53ef\u80fd\u4e0d\u662f\u5e38\u7528\u6807\u51c6\u503c\u3002\u6b64\u65f6\u9700\u8981&#xff1a;<\/p>\n<li>\u91cd\u65b0\u8ba1\u7b97\u5176\u4ed6\u53c2\u6570&#xff1b;<\/li>\n<li>\u9009\u62e9\u6700\u63a5\u8fd1\u7684\u6807\u51c6\u963b\u503c&#xff1b;<\/li>\n<li>\u68c0\u67e5\u8be5\u963b\u503c\u662f\u5426\u5bb9\u6613\u91c7\u8d2d&#xff1b;<\/li>\n<li>\u907f\u514d\u4f7f\u7528\u51b7\u95e8\u5b9a\u5236\u578b\u53f7\u3002<\/li>\n<p>\u8bbe\u8ba1\u963b\u503c\u65f6\u5fc5\u987b\u8003\u8651\u91cf\u4ea7\u91c7\u8d2d&#xff0c;\u4e0d\u80fd\u53ea\u8003\u8651\u7406\u8bba\u8ba1\u7b97\u3002<\/p>\n<h4>8.2 \u8ba1\u7b97\u5b9e\u9645\u529f\u8017<\/h4>\n<p>\u4f7f\u7528\u4e0b\u9762\u4e24\u4e2a\u516c\u5f0f\u4e4b\u4e00&#xff1a; P &#061; I\u00b2R P &#061; U\u00b2\/R<\/p>\n<p>\u5e94\u8be5\u8ba1\u7b97\u6700\u574f\u5de5\u4f5c\u6761\u4ef6\u4e0b\u7684\u529f\u8017&#xff0c;\u5305\u62ec&#xff1a; \u6700\u5927\u8f93\u5165\u7535\u538b\u3001\u6700\u5927\u8d1f\u8f7d\u7535\u6d41\u3001\u6e29\u5ea6\u5347\u9ad8\u3001\u77ac\u6001\u51b2\u51fb\u3001\u7535\u538b\u6ce2\u52a8<\/p>\n<h4>8.3 \u5339\u914d\u5c01\u88c5\u4e0e\u529f\u7387<\/h4>\n<p>\u6839\u636e\u529f\u8017\u9009\u62e9\u5c01\u88c5&#xff1a;<\/p>\n<ul>\n<li>\u5c0f\u4fe1\u53f7&#xff1a;0201\u30010402\u30010603<\/li>\n<li>\u901a\u7528\u7535\u8def&#xff1a;0603\u30010805<\/li>\n<li>\u529f\u7387\u548c\u91c7\u6837&#xff1a;1206\u30012512<\/li>\n<li>\u9ad8\u538b\u6216\u5927\u529f\u7387&#xff1a;\u53ef\u80fd\u9700\u8981\u63d2\u4ef6\u529f\u7387\u7535\u963b\u6216\u4e13\u7528\u529f\u7387\u7535\u963b<\/li>\n<\/ul>\n<p>\u5c01\u88c5\u9009\u62e9\u8981\u540c\u65f6\u8003\u8651&#xff1a; \u989d\u5b9a\u529f\u7387\u3001\u6563\u70ed\u3001\u8010\u538b\u3001PCB \u9762\u79ef\u3001\u710a\u63a5\u548c\u7ef4\u4fee\u96be\u5ea6\u3001\u6210\u672c\u4e0e\u4f9b\u8d27<\/p>\n<h4>8.4 \u5339\u914d\u963b\u503c\u7cbe\u5ea6<\/h4>\n<p>\u8868\u683c<\/p>\n<table>\n<tr>\u7535\u8def\u7c7b\u578b\u63a8\u8350\u7cbe\u5ea6<\/tr>\n<tbody>\n<tr>\n<td>\u666e\u901a\u9650\u6d41\u3001\u4e0a\u4e0b\u62c9<\/td>\n<td>\u00b15%<\/td>\n<\/tr>\n<tr>\n<td>\u5206\u538b\u3001ADC\u3001\u53cd\u9988<\/td>\n<td>\u00b11%<\/td>\n<\/tr>\n<tr>\n<td>\u7cbe\u5bc6\u6d4b\u91cf\u3001\u57fa\u51c6\u6e90<\/td>\n<td>\u00b10.5% \u6216\u66f4\u9ad8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>8.5 \u786e\u8ba4\u989d\u5b9a\u8010\u538b<\/h4>\n<p>\u989d\u5b9a\u8010\u538b\u5fc5\u987b\u5927\u4e8e\u5b9e\u9645\u5de5\u4f5c\u7535\u538b&#xff0c;\u5e76\u4e14\u8981\u7559\u51fa\u5b89\u5168\u88d5\u91cf\u3002 \u4f8b\u5982&#xff1a; 220V \u4ea4\u6d41\u7535\u6574\u6d41\u540e&#xff0c;\u76f4\u6d41\u6bcd\u7ebf\u7535\u538b\u53ef\u80fd\u8d85\u8fc7 300V&#xff1b; \u5373\u4f7f\u7535\u963b\u529f\u7387\u770b\u8d77\u6765\u8db3\u591f&#xff0c;\u5c0f\u5c01\u88c5\u4e5f\u53ef\u80fd\u56e0\u4e3a\u8010\u538b\u6216\u722c\u7535\u8ddd\u79bb\u4e0d\u8db3\u800c\u4e0d\u80fd\u4f7f\u7528&#xff1b; \u9ad8\u538b\u8bbe\u8ba1\u4e2d\u8fd8\u8981\u8003\u8651\u5b89\u5168\u95f4\u8ddd\u3001\u6c61\u67d3\u7b49\u7ea7\u548c\u5c01\u88c5\u7ed3\u6784\u3002<\/p>\n<h4>8.6 \u8003\u8651\u9ad8\u9891\u7279\u6027<\/h4>\n<p>\u9ad8\u9891\u7535\u8def\u8981\u91cd\u70b9\u5173\u6ce8&#xff1a; \u5bc4\u751f\u7535\u611f\u3001\u5bc4\u751f\u7535\u5bb9\u3001\u5c01\u88c5\u5c3a\u5bf8\u3001\u7535\u963b\u6750\u6599\u3001\u4f20\u8f93\u7ebf\u963b\u6297\u3001\u5339\u914d\u65b9\u5f0f \u7ed5\u7ebf\u7535\u963b\u7531\u4e8e\u5bc4\u751f\u7535\u611f\u660e\u663e&#xff0c;\u901a\u5e38\u4e0d\u9002\u5408\u9ad8\u9891\u4fe1\u53f7\u8def\u5f84\u3002<\/p>\n<h4>8.7 \u8003\u8651\u91cf\u4ea7\u6210\u672c<\/h4>\n<p>\u91cf\u4ea7\u8bbe\u8ba1\u4f18\u5148\u4f7f\u7528&#xff1a; \u901a\u7528\u5c01\u88c5\u3001\u5e38\u89c1\u963b\u503c\u3001\u5e38\u89c1\u7cbe\u5ea6\u3001\u5bb9\u6613\u91c7\u8d2d\u7684\u54c1\u724c\u548c\u7cfb\u5217 \u907f\u514d&#xff1a; \u51b7\u95e8\u963b\u503c\u3001\u5b9a\u5236\u578b\u53f7\u3001\u4ea4\u671f\u5f88\u957f\u7684\u7269\u6599\u3001\u4ef7\u683c\u5f02\u5e38\u9ad8\u7684\u7279\u6b8a\u89c4\u683c<\/p>\n<h4>8.8 \u6309\u4fe1\u53f7\u7279\u6027\u9009\u62e9\u6750\u6599<\/h4>\n<ul>\n<li>ADC\u3001\u7535\u6d41\u91c7\u6837&#xff1a;\u4f18\u5148\u4f4e TCR \u7cbe\u5bc6\u7535\u963b<\/li>\n<li>\u6a21\u62df\u5c0f\u4fe1\u53f7&#xff1a;\u4f18\u5148\u4f4e\u566a\u58f0\u91d1\u5c5e\u819c \/ \u8584\u819c\u7535\u963b<\/li>\n<li>\u9ad8\u9891\u9ad8\u901f&#xff1a;\u4f18\u5148\u4f4e\u5bc4\u751f\u53c2\u6570\u7535\u963b<\/li>\n<li>\u5927\u529f\u7387&#xff1a;\u4f18\u5148\u529f\u7387\u7535\u963b\u6216\u5408\u91d1\u7535\u963b<\/li>\n<li>\u9ad8\u538b&#xff1a;\u4f18\u5148\u6ee1\u8db3\u8010\u538b\u548c\u722c\u7535\u8ddd\u79bb\u7684\u578b\u53f7<\/li>\n<\/ul>\n<h3>9. \u5e38\u89c1\u8bbe\u8ba1\u9519\u8bef\u4e0e\u907f\u5751<\/h3>\n<h4>9.1 \u53ea\u770b\u963b\u503c&#xff0c;\u5ffd\u7565\u529f\u7387\u88d5\u91cf<\/h4>\n<p>\u8fd9\u662f\u6700\u5e38\u89c1\u7684\u95ee\u9898\u4e4b\u4e00\u3002 \u7ed3\u679c\u662f&#xff1a; \u7535\u963b\u957f\u671f\u8fc7\u8f7d\u3001\u8868\u9762\u53d1\u70eb\u53d1\u9ed1\u3001\u963b\u503c\u6f02\u79fb\u3001\u5bff\u547d\u7f29\u77ed\u3001\u4e25\u91cd\u65f6\u76f4\u63a5\u70e7\u6bc1 \u89e3\u51b3\u65b9\u5f0f&#xff1a;<\/p>\n<p>\u5148\u7b97\u529f\u8017&#xff0c;\u518d\u9009\u5c01\u88c5&#xff0c;\u6700\u540e\u505a 50% \u5de6\u53f3\u964d\u989d\u3002<\/p>\n<h4>9.2 \u7cbe\u5bc6\u91c7\u6837\u8bef\u7528\u666e\u901a\u78b3\u819c\u7535\u963b<\/h4>\n<p>\u666e\u901a\u78b3\u819c\u7535\u963b\u7684\u6e29\u5ea6\u6f02\u79fb\u8f83\u5927&#xff0c;\u4e0d\u9002\u5408\u7cbe\u5bc6\u7535\u6d41\u91c7\u6837\u548c\u57fa\u51c6\u7535\u538b\u7535\u8def\u3002 \u7cbe\u5bc6\u91c7\u6837\u5e94\u4f18\u5148\u9009\u62e9&#xff1a; \u5408\u91d1\u7535\u963b\u3001\u9530\u94dc\u7535\u963b\u3001\u4f4e\u6e29\u6f02\u7cbe\u5bc6\u7535\u963b\u3001\u9ad8\u7cbe\u5ea6\u8584\u819c\u7535\u963b<\/p>\n<h4>9.3 \u9ad8\u9891\u7535\u8def\u4f7f\u7528\u7ed5\u7ebf\u7535\u963b<\/h4>\n<p>\u7ed5\u7ebf\u7535\u963b\u5177\u6709\u660e\u663e\u5bc4\u751f\u7535\u611f&#xff0c;\u5728\u9ad8\u9891\u4e0b\u53ef\u80fd\u9020\u6210&#xff1a; \u632f\u94c3\u3001\u76f8\u4f4d\u504f\u79fb\u3001\u6ce2\u5f62\u5931\u771f\u3001\u963b\u6297\u5931\u914d \u9ad8\u9891\u8def\u5f84\u5e94\u9009\u62e9\u4f4e\u5bc4\u751f\u53c2\u6570\u7684\u8584\u819c\u6216\u4e13\u7528\u9ad8\u9891\u7535\u963b\u3002<\/p>\n<h4>9.4 \u628a 0\u03a9 \u7535\u963b\u5f53\u4f5c\u7406\u60f3\u5bfc\u7ebf<\/h4>\n<p>0\u03a9 \u7535\u963b\u7684\u5b9e\u9645\u963b\u503c\u4e0d\u662f\u7edd\u5bf9 0&#xff0c;\u5e76\u4e14\u6709\u989d\u5b9a\u7535\u6d41\u9650\u5236\u3002 \u4ee5 0603 0\u03a9 \u7535\u963b\u4e3a\u4f8b&#xff1a;<\/p>\n<ul>\n<li>\u89c4\u683c\u4e0a\u9650\u53ef\u80fd\u7ea6\u4e3a 50 m\u03a9&#xff1b;<\/li>\n<li>0603 \u5e38\u89c4\u989d\u5b9a\u529f\u7387\u7ea6\u4e3a 1\/10 W&#xff1b;<\/li>\n<li>\u6309 P &#061; I\u00b2R \u4f30\u7b97&#xff0c;\u6700\u5927\u7535\u6d41\u7ea6\u4e3a 1.4 A&#xff1b;<\/li>\n<li>\u5de5\u7a0b\u4e0a\u5efa\u8bae\u957f\u671f\u7535\u6d41\u4e0d\u8981\u8d85\u8fc7\u7ea6 1 A&#xff1b;<\/li>\n<li>\u5982\u679c\u7535\u6d41\u8fbe\u5230 1\u20131.5 A \u4ee5\u4e0a&#xff0c;\u5e94\u6539\u7528 0805\u30011206 \u6216\u66f4\u5927\u5c01\u88c5\u3002<\/li>\n<\/ul>\n<p>\u6ce8\u610f&#xff1a;\u4e0d\u540c\u5382\u5546\u3001\u4e0d\u540c\u7cfb\u5217\u7684\u5b9e\u9645\u53c2\u6570\u53ef\u80fd\u4e0d\u540c&#xff0c;\u8bbe\u8ba1\u65f6\u5fc5\u987b\u67e5\u89c4\u683c\u4e66\u3002<\/p>\n<h4>9.5 \u6df7\u6dc6\u4e1d\u5370\u4ee3\u7801<\/h4>\n<p>220 \u5b9e\u9645\u662f&#xff1a;22 \u00d7 10\u2070 &#061; 22 \u03a9&#xff0c;\u4e0d\u662f 220 \u03a9\u3002 \u7c7b\u4f3c\u4ee3\u7801\u8fd8\u6709&#xff1a; 103 &#061; 10 k\u03a9 1002 &#061; 10 k\u03a9 R100 &#061; 0.100 \u03a9 4R7 &#061; 4.7 \u03a9<\/p>\n<p>\u5982\u679c\u8bfb\u9519&#xff0c;\u53ef\u80fd\u5bfc\u81f4\u7535\u8def\u53c2\u6570\u504f\u5dee\u6570\u500d\u751a\u81f3\u5341\u500d\u4ee5\u4e0a\u3002<\/p>\n<h4>9.6 \u5bf9 0201\/0402 \u5f3a\u884c\u8089\u773c\u8fa8\u4e1d\u5370<\/h4>\n<p>0201\u30010402 \u7b49\u5fae\u578b\u5c01\u88c5\u901a\u5e38\u6ca1\u6709\u4e1d\u5370&#xff0c;\u65e0\u6cd5\u8089\u773c\u5224\u65ad\u963b\u503c\u3002 \u6b63\u786e\u65b9\u5f0f&#xff1a; \u67e5 BOM\u3001\u67e5\u6599\u76d8\u6807\u7b7e\u3001\u67e5\u5305\u88c5\u4fe1\u606f\u3001\u7528\u4e07\u7528\u8868\u6d4b\u91cf\u3001\u67e5\u4f9b\u5e94\u5546\u7269\u6599\u7f16\u53f7 \u4e0d\u80fd\u51ed\u7ecf\u9a8c\u731c\u3002<\/p>\n<h4>9.7 \u6ee1\u529f\u7387\u6781\u9650\u8fd0\u884c<\/h4>\n<p>\u7535\u963b\u957f\u671f\u5728\u989d\u5b9a\u529f\u7387\u9644\u8fd1\u5de5\u4f5c&#xff0c;\u4f1a\u5bfc\u81f4&#xff1a; \u6e29\u5347\u8fc7\u9ad8\u3001\u6750\u6599\u8001\u5316\u52a0\u901f\u3001\u963b\u503c\u6f02\u79fb\u3001\u5bff\u547d\u6025\u5267\u7f29\u77ed\u3001\u7a81\u7136\u5931\u6548 \u529f\u7387\u8bbe\u8ba1\u5fc5\u987b\u7559\u88d5\u91cf&#xff0c;\u4e0d\u80fd \u201c\u521a\u597d\u591f\u7528\u201d\u3002<\/p>\n<h4>9.8 \u628a\u5206\u538b\u7535\u8def\u76f4\u63a5\u5f53\u7535\u6e90<\/h4>\n<p>\u5206\u538b\u7535\u8def\u8f93\u51fa\u963b\u6297\u8f83\u9ad8\u3002\u7a7a\u8f7d\u65f6\u7535\u538b\u53ef\u80fd\u6b63\u5e38&#xff0c;\u4e00\u65e6\u63a5\u5165\u8d1f\u8f7d&#xff0c;\u8d1f\u8f7d\u4f1a\u4e0e\u5206\u538b\u7535\u963b\u5e76\u8054&#xff0c;\u5206\u538b\u6bd4\u7acb\u5373\u6539\u53d8\u3002 \u4e3e\u4f8b&#xff1a; \u4e0a\u62c9 10 k\u03a9&#xff0c;\u4e0b\u62c9 10 k\u03a9&#xff0c;\u8f93\u5165 5 V&#xff1b; \u7a7a\u8f7d\u65f6\u5206\u538b\u5f97\u5230\u7ea6 2.5 V&#xff1b; \u5982\u679c\u7528\u5b83\u53bb\u9a71\u52a8 1 k\u03a9 \u8d1f\u8f7d&#xff0c;\u8f93\u51fa\u7535\u538b\u4f1a\u660e\u663e\u4e0b\u964d&#xff1b; \u65e0\u6cd5\u7a33\u5b9a\u63d0\u4f9b 2.5 V\u3002<\/p>\n<p>\u7ed3\u8bba&#xff1a;<\/p>\n<p>\u7535\u963b\u5206\u538b\u9002\u5408 ADC \u91c7\u6837\u7b49\u4f4e\u529f\u8017\u573a\u666f&#xff0c;\u4e0d\u9002\u5408\u4f5c\u4e3a\u5927\u529f\u7387\u8d1f\u8f7d\u7684\u7535\u6e90\u3002<\/p>\n<h3>10. \u5173\u952e\u8ba1\u7b97\u516c\u5f0f\u4e0e\u8bfe\u5802\u7ec3\u4e60<\/h3>\n<h4>10.1 \u5e38\u89c1\u516c\u5f0f\u6c47\u603b<\/h4>\n<p>\u8868\u683c<\/p>\n<table>\n<tr>\u516c\u5f0f\u542b\u4e49<\/tr>\n<tbody>\n<tr>\n<td>P &#061; I\u00b2R<\/td>\n<td>\u5df2\u77e5\u7535\u6d41\u65f6\u8ba1\u7b97\u529f\u7387<\/td>\n<\/tr>\n<tr>\n<td>P &#061; U\u00b2\/R<\/td>\n<td>\u5df2\u77e5\u7535\u538b\u65f6\u8ba1\u7b97\u529f\u7387<\/td>\n<\/tr>\n<tr>\n<td>Vout &#061; Vin \u00d7 R2 \/ (R1 &#043; R2)<\/td>\n<td>\u7535\u963b\u5206\u538b<\/td>\n<\/tr>\n<tr>\n<td>\u03c4 &#061; R \u00d7 C<\/td>\n<td>RC \u65f6\u95f4\u5e38\u6570<\/td>\n<\/tr>\n<tr>\n<td>R &#061; (Vcc &#8211; Vf) \/ I<\/td>\n<td>LED \u9650\u6d41\u7535\u963b\u4f30\u7b97<\/td>\n<\/tr>\n<tr>\n<td>P &#061; U \u00d7 I<\/td>\n<td>\u529f\u7387\u7684\u901a\u7528\u5f62\u5f0f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>10.2 \u8bfe\u5802\u7ec3\u4e60<\/h4>\n<h5>\u9898\u76ee 1&#xff1a;103 \u7684\u963b\u503c\u662f\u591a\u5c11&#xff1f;<\/h5>\n<p>103 &#061; 10 \u00d7 10\u00b3 &#061; 10 k\u03a9 \u7b54\u6848&#xff1a;10 k\u03a9<\/p>\n<h5>\u9898\u76ee 2&#xff1a;R100 \u7684\u963b\u503c\u662f\u591a\u5c11&#xff1f;<\/h5>\n<p>\u5b57\u6bcd R \u8868\u793a\u5c0f\u6570\u70b9&#xff1a; R100 &#061; 0.100 \u03a9 \u7b54\u6848&#xff1a;0.100 \u03a9<\/p>\n<h5>\u9898\u76ee 3&#xff1a;220 \u7684\u963b\u503c\u662f\u591a\u5c11&#xff1f;<\/h5>\n<p>220 &#061; 22 \u00d7 10\u2070 &#061; 22 \u03a9 \u7b54\u6848&#xff1a;22 \u03a9<\/p>\n<h5>\u9898\u76ee 4&#xff1a;0805 \u7684\u5e38\u89c4\u989d\u5b9a\u529f\u7387\u662f\u591a\u5c11&#xff1f;<\/h5>\n<p>\u7b54\u6848&#xff1a;1\/8 W&#xff0c;\u7ea6 0.125 W<\/p>\n<h5>\u9898\u76ee 5&#xff1a;\u5b9e\u9645\u529f\u8017 0.2 W&#xff0c;\u6309 50% \u964d\u989d&#xff0c;\u5e94\u9009\u591a\u5927\u989d\u5b9a\u529f\u7387&#xff1f;<\/h5>\n<p>\u989d\u5b9a\u529f\u7387 \u2265 0.2 \/ 0.5 &#061; 0.4 W \u7b54\u6848&#xff1a;\u81f3\u5c11\u9009\u62e9 0.4 W<\/p>\n<h3>11. \u7acb\u521b\u5546\u57ce\u5feb\u901f\u9009\u578b\u65b9\u6cd5<\/h3>\n<p>\u5728\u7acb\u521b\u5546\u57ce\u7b49\u5143\u5668\u4ef6\u5e73\u53f0\u4e0a&#xff0c;\u53ef\u4ee5\u5229\u7528\u5546\u54c1\u53c2\u6570\u5feb\u901f\u7b5b\u9009\u7535\u963b&#xff0c;\u800c\u4e0d\u5fc5\u9010\u4e2a\u6253\u5f00\u89c4\u683c\u4e66\u3002 \u63a8\u8350\u6b65\u9aa4&#xff1a;<\/p>\n<li>\u6253\u5f00\u8d34\u7247\u7535\u963b\u6216\u63d2\u4ef6\u7535\u963b\u5206\u7c7b&#xff1b;<\/li>\n<li>\u5148\u6309\u5c01\u88c5\u7b5b\u9009&#xff0c;\u4f8b\u5982 0402\u30010603\u30010805\u30011206&#xff1b;<\/li>\n<li>\u518d\u7b5b\u9009\u963b\u503c\u548c\u7cbe\u5ea6&#xff1b;<\/li>\n<li>\u9009\u62e9\u989d\u5b9a\u529f\u7387\u6ee1\u8db3\u8981\u6c42\u7684\u7cfb\u5217&#xff1b;<\/li>\n<li>\u67e5\u770b\u6e29\u5ea6\u7cfb\u6570\u3001\u989d\u5b9a\u7535\u538b\u548c\u6700\u5927\u5de5\u4f5c\u7535\u538b&#xff1b;<\/li>\n<li>\u68c0\u67e5\u5e93\u5b58\u3001\u4ef7\u683c\u548c\u4ea4\u671f&#xff1b;<\/li>\n<li>\u6700\u540e\u518d\u6253\u5f00\u5173\u952e\u578b\u53f7\u7684\u89c4\u683c\u4e66\u786e\u8ba4\u7ec6\u8282\u3002<\/li>\n<p>\u9700\u8981\u91cd\u70b9\u6838\u5bf9\u7684\u53c2\u6570&#xff1a; \u963b\u503c\u3001\u7cbe\u5ea6\u3001\u989d\u5b9a\u529f\u7387\u3001\u5c01\u88c5\u5c3a\u5bf8\u3001\u989d\u5b9a\u7535\u538b\u3001\u6700\u5927\u5de5\u4f5c\u7535\u538b\u3001\u6e29\u5ea6\u7cfb\u6570 TCR\u3001\u5de5\u4f5c\u6e29\u5ea6\u8303\u56f4\u3001\u6750\u6599\u4e0e\u566a\u58f0\u7279\u6027\u3001\u662f\u5426\u662f\u65e0\u5364\u3001\u8f66\u89c4\u6216\u7279\u6b8a\u8ba4\u8bc1\u4ea7\u54c1<\/p>\n<p>\u5bf9\u4e8e\u521d\u5b66\u8005&#xff0c;\u5148\u719f\u6089\u5e38\u89c1\u5c01\u88c5\u3001\u5e38\u89c1\u963b\u503c\u548c\u5e38\u7528\u7cbe\u5ea6&#xff0c;\u6bd4\u4e00\u5f00\u59cb\u7814\u7a76\u6240\u6709\u54c1\u724c\u578b\u53f7\u66f4\u91cd\u8981\u3002<\/p>\n<h3>12. \u7535\u963b\u9009\u578b\u901f\u67e5\u6e05\u5355<\/h3>\n<p>\u8bbe\u8ba1\u7535\u963b\u65f6&#xff0c;\u53ef\u4ee5\u76f4\u63a5\u6309\u7167\u4e0b\u9762\u7684\u6e05\u5355\u9010\u9879\u68c0\u67e5\u3002<\/p>\n<h4>12.1 \u57fa\u7840\u68c0\u67e5<\/h4>\n<ul>\n<li>\u7535\u8def\u529f\u80fd\u662f\u5426\u660e\u786e&#xff1f;<\/li>\n<li>\u7406\u8bba\u963b\u503c\u662f\u5426\u8ba1\u7b97\u6b63\u786e&#xff1f;<\/li>\n<li>\u662f\u5426\u9009\u62e9\u4e86 E24 \u7b49\u6807\u51c6\u963b\u503c&#xff1f;<\/li>\n<li>\u662f\u5426\u786e\u8ba4\u8be5\u963b\u503c\u5bb9\u6613\u91c7\u8d2d&#xff1f;<\/li>\n<\/ul>\n<h4>12.2 \u529f\u7387\u68c0\u67e5<\/h4>\n<ul>\n<li>\u662f\u5426\u8ba1\u7b97\u4e86\u6700\u5927\u5de5\u4f5c\u7535\u6d41&#xff1f;<\/li>\n<li>\u662f\u5426\u8ba1\u7b97\u4e86\u6700\u5927\u5de5\u4f5c\u7535\u538b&#xff1f;<\/li>\n<li>\u662f\u5426\u4f7f\u7528 P &#061; I\u00b2R \u6216 P &#061; U\u00b2\/R \u8ba1\u7b97\u529f\u8017&#xff1f;<\/li>\n<li>\u662f\u5426\u9884\u7559\u4e86\u81f3\u5c11 1.5 \u500d\u88d5\u91cf&#xff1f;<\/li>\n<li>\u662f\u5426\u4f18\u5148\u6267\u884c\u7ea6 50% \u964d\u989d\u8bbe\u8ba1&#xff1f;<\/li>\n<\/ul>\n<h4>12.3 \u5c01\u88c5\u68c0\u67e5<\/h4>\n<ul>\n<li>\u5c01\u88c5\u662f\u5426\u80fd\u627f\u53d7\u989d\u5b9a\u529f\u7387&#xff1f;<\/li>\n<li>\u5c01\u88c5\u8010\u538b\u662f\u5426\u6ee1\u8db3\u8981\u6c42&#xff1f;<\/li>\n<li>PCB \u9762\u79ef\u662f\u5426\u5141\u8bb8&#xff1f;<\/li>\n<li>\u6563\u70ed\u6761\u4ef6\u662f\u5426\u8db3\u591f&#xff1f;<\/li>\n<li>\u662f\u5426\u8003\u8651\u710a\u63a5\u548c\u7ef4\u4fee\u96be\u5ea6&#xff1f;<\/li>\n<\/ul>\n<h4>12.4 \u7cbe\u5ea6\u68c0\u67e5<\/h4>\n<ul>\n<li>\u666e\u901a\u9650\u6d41\u548c\u4e0a\u4e0b\u62c9\u662f\u5426\u53ef\u9009 \u00b15%&#xff1f;<\/li>\n<li>\u5206\u538b\u3001ADC \u548c\u53cd\u9988\u662f\u5426\u5e94\u4f7f\u7528 \u00b11%&#xff1f;<\/li>\n<li>\u7cbe\u5bc6\u6d4b\u91cf\u662f\u5426\u5e94\u4f7f\u7528 \u00b10.5% \u6216\u66f4\u9ad8&#xff1f;<\/li>\n<li>\u662f\u5426\u8003\u8651\u521d\u59cb\u8bef\u5dee\u548c\u6e29\u5ea6\u6f02\u79fb\u7684\u53e0\u52a0&#xff1f;<\/li>\n<\/ul>\n<h4>12.5 \u7279\u6b8a\u53c2\u6570\u68c0\u67e5<\/h4>\n<ul>\n<li>\u7cbe\u5bc6\u91c7\u6837\u662f\u5426\u9009\u62e9\u4f4e TCR \u7535\u963b&#xff1f;<\/li>\n<li>\u5c0f\u4fe1\u53f7\u7535\u8def\u662f\u5426\u9009\u62e9\u4f4e\u566a\u58f0\u7535\u963b&#xff1f;<\/li>\n<li>\u9ad8\u9891\u7535\u8def\u662f\u5426\u907f\u514d\u7ed5\u7ebf\u7535\u963b&#xff1f;<\/li>\n<li>\u9ad8\u538b\u7535\u8def\u662f\u5426\u68c0\u67e5\u8010\u538b\u548c\u722c\u7535\u8ddd\u79bb&#xff1f;<\/li>\n<li>0\u03a9 \u7535\u963b\u662f\u5426\u68c0\u67e5\u989d\u5b9a\u7535\u6d41&#xff1f;<\/li>\n<\/ul>\n<h4>12.6 \u751f\u4ea7\u68c0\u67e5<\/h4>\n<ul>\n<li>\u662f\u5426\u4f7f\u7528\u901a\u7528\u5c01\u88c5&#xff1f;<\/li>\n<li>\u662f\u5426\u4f7f\u7528\u5e38\u89c1\u963b\u503c&#xff1f;<\/li>\n<li>\u662f\u5426\u6709\u7a33\u5b9a\u4f9b\u8d27&#xff1f;<\/li>\n<li>\u662f\u5426\u907f\u514d\u51b7\u95e8\u6216\u5b9a\u5236\u578b\u53f7&#xff1f;<\/li>\n<li>\u662f\u5426\u6838\u5bf9 BOM\u3001\u6599\u76d8\u6807\u7b7e\u548c\u4f9b\u5e94\u5546\u7f16\u53f7&#xff1f;<\/li>\n<\/ul>\n<h3>13. \u5168\u6587\u603b\u7ed3<\/h3>\n<p>\u7535\u963b\u770b\u4f3c\u7b80\u5355&#xff0c;\u4f46\u771f\u6b63\u505a\u597d\u9009\u578b&#xff0c;\u9700\u8981\u540c\u65f6\u8003\u8651&#xff1a; \u963b\u503c &#043; \u7cbe\u5ea6 &#043; \u529f\u7387 &#043; \u5c01\u88c5 &#043; \u8010\u538b &#043; \u6e29\u5ea6\u7cfb\u6570 &#043; \u566a\u58f0 &#043; \u5bc4\u751f\u53c2\u6570 &#043; \u4f9b\u8d27\u4e0e\u6210\u672c<\/p>\n<p>\u53ef\u4ee5\u628a\u6574\u7bc7\u6587\u7ae0\u538b\u7f29\u6210\u4e00\u53e5\u8bdd&#xff1a;<\/p>\n<p>\u7535\u963b\u9009\u578b\u7684\u6838\u5fc3\u4e0d\u662f \u201c\u627e\u4e00\u4e2a\u591a\u5c11\u6b27\u7684\u7535\u963b\u201d&#xff0c;\u800c\u662f\u6839\u636e\u7535\u8def\u529f\u80fd&#xff0c;\u7efc\u5408\u9009\u62e9\u5408\u9002\u7684\u963b\u503c\u3001\u529f\u7387\u3001\u5c01\u88c5\u3001\u7cbe\u5ea6\u548c\u6750\u6599&#xff0c;\u5e76\u4fdd\u7559\u8db3\u591f\u7684\u5de5\u7a0b\u88d5\u91cf\u3002<\/p>\n<p>\u6700\u540e\u8bb0\u4f4f\u51e0\u4e2a\u9ad8\u9891\u6613\u9519\u70b9&#xff1a;<\/p>\n<li>220 \u662f 22 \u03a9&#xff0c;\u4e0d\u662f 220 \u03a9\u3002<\/li>\n<li>0201\u30010402 \u901a\u5e38\u6ca1\u6709\u4e1d\u5370&#xff0c;\u5fc5\u987b\u67e5 BOM\u3001\u6599\u76d8\u6216\u6d4b\u91cf\u3002<\/li>\n<li>\u5206\u538b\u7535\u8def\u4e0d\u80fd\u76f4\u63a5\u7ed9\u5927\u8d1f\u8f7d\u4f9b\u7535\u3002<\/li>\n<li>0\u03a9 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