{"id":1871,"date":"2018-12-21T01:39:42","date_gmt":"2018-12-21T01:39:42","guid":{"rendered":""},"modified":"2018-12-21T09:40:01","modified_gmt":"2018-12-21T01:40:01","slug":"emc%e8%ae%be%e8%ae%a1%e5%85%83%e5%99%a8%e4%bb%b6%e9%80%89%e6%8b%a9%e5%8f%8a%e7%94%b5%e8%b7%af%e8%ae%be%e8%ae%a1%e5%be%88%e5%85%b3%e9%94%ae","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=1871","title":{"rendered":"EMC\u8bbe\u8ba1\u5143\u5668\u4ef6\u9009\u62e9\u53ca\u7535\u8def\u8bbe\u8ba1\u5f88\u5173\u952e"},"content":{"rendered":"

\n\t\u5728PCB\u7684EMC\u8bbe\u8ba1\u8003\u8651\u4e2d\uff0c\u9996\u5148\u6d89\u53ca\u7684\u4fbf\u662f\u5c42\u7684\u8bbe\u7f6e;\u5355\u677f\u7684\u5c42\u6570\u7531\u7535\u6e90\u3001\u5730\u7684\u5c42\u6570\u548c\u4fe1\u53f7\u5c42\u6570\u7ec4\u6210;\u5728\u4ea7\u54c1\u7684EMC\u8bbe\u8ba1\u4e2d\uff0c\u9664\u4e86\u5143\u5668\u4ef6\u7684\u9009\u62e9\u548c\u7535\u8def\u8bbe\u8ba1\u4e4b\u5916\uff0c\u826f\u597d\u7684PCB\u8bbe\u8ba1\u4e5f\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u56e0\u7d20\u3002<\/p>\n

\n\tPCB\u7684EMC\u8bbe\u8ba1\u7684\u5173\u952e\uff0c\u662f\u5c3d\u53ef\u80fd\u51cf\u5c0f\u56de\u6d41\u9762\u79ef\uff0c\u8ba9\u56de\u6d41\u8def\u5f84\u6309\u7167\u6211\u4eec\u8bbe\u8ba1\u7684\u65b9\u5411\u6d41\u52a8\u3002\u800c\u5c42\u7684\u8bbe\u8ba1\u662fPCB\u7684\u57fa\u7840\uff0c\u5982\u4f55\u505a\u597dPCB\u5c42\u8bbe\u8ba1\u624d\u80fd\u8ba9PCB\u7684EMC\u6548\u679c\u6700\u4f18\u5462?<\/p>\n

\n\t1\u3001PCB\u5c42\u7684\u8bbe\u8ba1\u601d\u8def\uff1a<\/p>\n

\n\tPCB\u53e0\u5c42EMC\u89c4\u5212\u4e0e\u8bbe\u8ba1\u601d\u8def\u7684\u6838\u5fc3\u5c31\u662f\u5408\u7406\u89c4\u5212\u4fe1\u53f7\u56de\u6d41\u8def\u5f84\uff0c\u5c3d\u53ef\u80fd\u51cf\u5c0f\u4fe1\u53f7\u4ece\u5355\u677f\u955c\u50cf\u5c42\u7684\u56de\u6d41\u9762\u79ef\uff0c\u4f7f\u5f97\u78c1\u901a\u5bf9\u6d88\u6216\u6700\u5c0f\u5316\u3002<\/p>\n

\n\t1\u3001\u5355\u677f\u955c\u50cf\u5c42<\/p>\n

\n\t\u955c\u50cf\u5c42\u662fPCB\u5185\u90e8\u4e34\u8fd1\u4fe1\u53f7\u5c42\u7684\u4e00\u5c42\u5b8c\u6574\u7684\u6577\u94dc\u5e73\u9762\u5c42(\u7535\u6e90\u5c42\u3001\u63a5\u5730\u5c42)\u3002\u4e3b\u8981\u6709\u4ee5\u4e0b\u4f5c\u7528\uff1a<\/p>\n

\n\t(1)\u964d\u4f4e\u56de\u6d41\u566a\u58f0\uff1a\u955c\u50cf\u5c42\u53ef\u4ee5\u4e3a\u4fe1\u53f7\u5c42\u56de\u6d41\u63d0\u4f9b\u4f4e\u963b\u6297\u8def\u5f84\uff0c\u5c24\u5176\u5728\u7535\u6e90\u5206\u5e03\u7cfb\u7edf\u4e2d\u6709\u5927\u7535\u6d41\u6d41\u52a8\u65f6\uff0c\u955c\u50cf\u5c42\u7684\u4f5c\u7528\u66f4\u52a0\u660e\u663e\u3002<\/p>\n

\n\t(2)\u964d\u4f4eEMI\uff1a\u955c\u50cf\u5c42\u7684\u5b58\u5728\u51cf\u5c11\u4e86\u4fe1\u53f7\u548c\u56de\u6d41\u5f62\u6210\u7684\u95ed\u5408\u73af\u7684\u9762\u79ef\uff0c\u964d\u4f4e\u4e86EMI;<\/p>\n

\n\t(3)\u964d\u4f4e\u4e32\u6270\uff1a\u6709\u52a9\u4e8e\u63a7\u5236\u9ad8\u901f\u6570\u5b57\u7535\u8def\u4e2d\u4fe1\u53f7\u8d70\u7ebf\u4e4b\u95f4\u7684\u4e32\u6270\u95ee\u9898\uff0c\u6539\u53d8\u4fe1\u53f7\u7ebf\u8ddd\u955c\u50cf\u5c42\u7684\u9ad8\u5ea6\uff0c\u5c31\u53ef\u4ee5\u63a7\u5236\u4fe1\u53f7\u7ebf\u95f4\u4e32\u6270\uff0c\u9ad8\u5ea6\u8d8a\u5c0f\uff0c\u4e32\u6270\u8d8a\u5c0f;<\/p>\n

\n\t(4)\u963b\u6297\u63a7\u5236\uff0c\u9632\u6b62\u4fe1\u53f7\u53cd\u5c04\u3002<\/p>\n

\n\t2\u3001\u955c\u50cf\u5c42\u7684\u9009\u62e9<\/p>\n

\n\t(1)\u7535\u6e90\u3001\u5730\u5e73\u9762\u90fd\u80fd\u7528\u4f5c\u53c2\u8003\u5e73\u9762\uff0c\u4e14\u5bf9\u5185\u90e8\u8d70\u7ebf\u6709\u4e00\u5b9a\u7684\u5c4f\u853d\u4f5c\u7528;<\/p>\n

\n\t(2)\u76f8\u5bf9\u800c\u8a00\uff0c\u7535\u6e90\u5e73\u9762\u5177\u6709\u8f83\u9ad8\u7684\u7279\u6027\u963b\u6297\uff0c\u4e0e\u53c2\u8003\u7535\u5e73\u5b58\u5728\u8f83\u5927\u7684\u7535\u52bf\u5dee\uff0c\u540c\u65f6\u7535\u6e90\u5e73\u9762\u4e0a\u7684\u9ad8\u9891\u5e72\u6270\u76f8\u5bf9\u6bd4\u8f83\u5927;<\/p>\n

\n\t(3)\u4ece\u5c4f\u853d\u7684\u89d2\u5ea6\uff0c\u5730\u5e73\u9762\u4e00\u822c\u5747\u4f5c\u4e86\u63a5\u5730\u7684\u5904\u7406\uff0c\u5e76\u4f5c\u4e3a\u57fa\u51c6\u7535\u5e73\u53c2\u8003\u70b9\uff0c\u5176\u5c4f\u853d\u6548\u679c\u8fdc\u8fdc\u4f18\u4e8e\u7535\u6e90\u5e73\u9762;<\/p>\n

\n\t(4)\u9009\u62e9\u53c2\u8003\u5e73\u9762\u65f6\uff0c\u5e94\u4f18\u9009\u5730\u5e73\u9762\uff0c\u6b21\u9009\u7535\u6e90\u5e73\u9762\u3002<\/p>\n

\n\t2\u3001\u78c1\u901a\u5bf9\u6d88\u539f\u7406\uff1a<\/p>\n

\n\t\u6839\u636e\u9ea6\u514b\u65af\u97e6\u65b9\u7a0b\uff0c\u5206\u7acb\u7684\u5e26\u7535\u4f53\u6216\u7535\u6d41\uff0c\u5b83\u4eec\u4e4b\u95f4\u7684\u4e00\u5207\u7535\u7684\u53ca\u78c1\u7684\u4f5c\u7528\u90fd\u662f\u901a\u8fc7\u5b83\u4eec\u4e4b\u95f4\u7684\u4e2d\u95f4\u533a\u57df\u4f20\u9012\u7684\uff0c\u4e0d\u8bba\u4e2d\u95f4\u533a\u57df\u662f\u771f\u7a7a\u8fd8\u662f\u5b9e\u4f53\u7269\u8d28\u3002\u5728PCB\u4e2d\u78c1\u901a\u603b\u662f\u5728\u4f20\u8f93\u7ebf\u4e2d\u4f20\u64ad\u7684\uff0c\u5982\u679c\u5c04\u9891\u56de\u6d41\u8def\u5f84\u5e73\u884c\u9760\u8fd1\u5176\u76f8\u5e94\u7684\u4fe1\u53f7\u8def\u5f84\uff0c\u5219\u56de\u6d41\u8def\u5f84\u4e0a\u7684\u78c1\u901a\u4e0e\u4fe1\u53f7\u8def\u5f84\u4e0a\u7684\u78c1\u901a\u662f\u65b9\u5411\u76f8\u53cd\u7684\uff0c\u8fd9\u65f6\u5b83\u4eec\u76f8\u4e92\u53e0\u52a0\uff0c\u5219\u5f97\u5230\u4e86\u901a\u91cf\u5bf9\u6d88\u7684\u6548\u679c\u3002<\/p>\n

\n\t3\u3001\u78c1\u901a\u5bf9\u6d88\u7684\u672c\u8d28\u5c31\u662f\u4fe1\u53f7\u56de\u6d41\u8def\u5f84\u7684\u63a7\u5236\uff0c\u5177\u4f53\u793a\u610f\u56fe\u5982\u4e0b\uff1a<\/p>\n

\n\t <\/p>\n


\n\t\"\"<\/center><\/p>\n

\n\t <\/p>\n

\n\t\u5982\u4f55\u7528\u53f3\u624b\u5b9a\u5219\u6765\u89e3\u91ca\u4fe1\u53f7\u5c42\u4e0e\u5730\u5c42\u76f8\u90bb\u65f6\u78c1\u901a\u5bf9\u6d88\u6548\u679c\uff0c\u89e3\u91ca\u5982\u4e0b\uff1a<\/p>\n

\n\t(1)\u5f53\u5bfc\u7ebf\u4e0a\u6709\u7535\u6d41\u6d41\u8fc7\u65f6\uff0c\u5bfc\u7ebf\u5468\u56f4\u4fbf\u4f1a\u4ea7\u751f\u78c1\u573a\uff0c\u78c1\u573a\u7684\u65b9\u5411\u4ee5\u53f3\u624b\u5b9a\u5219\u6765\u786e\u5b9a\u3002<\/p>\n

\n\t(2)\u5f53\u6709\u4e24\u6761\u5f7c\u6b64\u9760\u8fd1\u4e14\u5e73\u884c\u7684\u5bfc\u7ebf\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u5176\u4e2d\u4e00\u4e2a\u5bfc\u4f53\u7684\u7535\u6d41\u5411\u5916\u6d41\u51fa\uff0c\u53e6\u4e00\u4e2a\u5bfc\u4f53\u7684\u7535\u6d41\u5411\u5185\u6d41\u5165\uff0c\u5982\u679c\u6d41\u8fc7\u8fd9\u4e24\u6839\u5bfc\u7ebf\u7684\u7535\u6d41\u5206\u522b\u662f\u4fe1\u53f7\u7535\u6d41\u548c\u5b83\u7684\u56de\u6d41\u7535\u6d41\uff0c\u90a3\u4e48\u8fd9\u4e24\u4e2a\u7535\u6d41\u662f\u5927\u5c0f\u76f8\u7b49\u65b9\u5411\u76f8\u53cd\u7684\uff0c\u6240\u4ee5\u5b83\u4eec\u7684\u78c1\u573a\u4e5f\u662f\u5927\u5c0f\u76f8\u7b49\uff0c\u800c\u65b9\u5411\u662f\u76f8\u53cd\u7684\uff0c\u56e0\u6b64\u80fd\u76f8\u4e92\u62b5\u6d88\u3002<\/p>\n

\n\t <\/p>\n


\n\t\"\"<\/center><\/p>\n

\n\t <\/p>\n

\n\t5\u3001\u516d\u5c42\u677f\u8bbe\u8ba1\u5b9e\u4f8b<\/p>\n

\n\t <\/p>\n


\n\t\"\"<\/center><\/p>\n

\n\t <\/p>\n

\n\t1\u3001\u5bf9\u4e8e\u516d\u5c42\u677f\uff0c\u4f18\u5148\u8003\u8651\u65b9\u68483;<\/p>\n

\n\t <\/p>\n


\n\t\"\"<\/center><\/p>\n

\n\t <\/p>\n

\n\t\u5206\u6790\uff1a<\/p>\n

\n\t(1)\u7531\u4e8e\u4fe1\u53f7\u5c42\u4e0e\u56de\u6d41\u53c2\u8003\u5e73\u9762\u76f8\u90bb\uff0cS1\u3001S2\u3001S3\u76f8\u90bb\u5730\u5e73\u9762\uff0c\u6709\u6700\u4f73\u7684\u78c1\u901a\u62b5\u6d88\u6548\u679c\uff0c\u4f18\u9009\u5e03\u7ebf\u5c42S2\uff0c\u5176\u6b21S3\u3001S1\u3002<\/p>\n

\n\t(2)\u7535\u6e90\u5e73\u9762\u4e0eGND\u5e73\u9762\u76f8\u90bb\uff0c\u5e73\u9762\u95f4\u8ddd\u79bb\u5f88\u5c0f\uff0c\u6709\u6700\u4f73\u7684\u78c1\u901a\u62b5\u6d88\u6548\u679c\u548c\u4f4e\u7684\u7535\u6e90\u5e73\u9762\u963b\u6297\u3002<\/p>\n

\n\t(3)\u4e3b\u7535\u6e90\u53ca\u5176\u5bf9\u5e94\u7684\u5730\u5e03\u57284\u30015\u5c42\uff0c\u5c42\u539a\u8bbe\u7f6e\u65f6\uff0c\u589e\u5927S2-P\u4e4b\u95f4\u7684\u95f4\u8ddd\uff0c\u7f29\u5c0fP-G2\u4e4b\u95f4\u7684\u95f4(\u76f8\u5e94\u7f29\u5c0fG1-S2\u5c42\u4e4b\u95f4\u7684\u95f4\u8ddd)\uff0c\u4ee5\u51cf\u5c0f\u7535\u6e90\u5e73\u9762\u7684\u963b\u6297\uff0c\u51cf\u5c11\u7535\u6e90\u5bf9S2\u7684\u5f71\u54cd\u3002<\/p>\n

\n\t2\u3001\u5728\u6210\u672c\u8981\u6c42\u8f83\u9ad8\u7684\u65f6\u5019\uff0c\u53ef\u91c7\u7528\u65b9\u68481;<\/p>\n

\n\t <\/p>\n


\n\t\"\"<\/center><\/p>\n

\n\t <\/p>\n

\n\t\u5206\u6790\uff1a<\/p>\n

\n\t(1)\u6b64\u79cd\u7ed3\u6784\uff0c\u7531\u4e8e\u4fe1\u53f7\u5c42\u4e0e\u56de\u6d41\u53c2\u8003\u5e73\u9762\u76f8\u90bb\uff0cS1\u548cS2\u7d27\u90bb\u5730\u5e73\u9762\uff0c\u6709\u6700\u4f73\u7684\u78c1\u901a\u62b5\u6d88\u6548\u679c;<\/p>\n

\n\t(2)\u7535\u6e90\u5e73\u9762\u7531\u4e8e\u8981\u7ecf\u8fc7S3\u548cS2\u5230GND\u5e73\u9762\uff0c\u5dee\u7684\u78c1\u901a\u62b5\u6d88\u6548\u679c\u548c\u9ad8\u7684\u7535\u6e90\u5e73\u9762\u963b\u6297;<\/p>\n

\n\t(3)\u4f18\u9009\u5e03\u7ebf\u5c42S1\u3001S2\uff0c\u5176\u6b21S3\u3001S4\u3002<\/p>\n

\n\t3\u3001\u5bf9\u4e8e\u516d\u5c42\u677f\uff0c\u5907\u9009\u65b9\u68484<\/p>\n

\n\t\u5206\u6790\uff1a<\/p>\n

\n\t\u5bf9\u4e8e\u5c40\u90e8\u3001\u5c11\u91cf\u4fe1\u53f7\u8981\u6c42\u8f83\u9ad8\u7684\u573a\u5408\uff0c\u65b9\u68484\u6bd4\u65b9\u68483\u66f4\u9002\u5408\uff0c\u5b83\u80fd\u63d0\u4f9b\u6781\u4f73\u7684\u5e03\u7ebf\u5c42S2\u3002<\/p>\n

\n\t4\u3001\u6700\u5deeEMC\u6548\u679c\uff0c\u65b9\u68482<\/p>\n

\n\t\u5206\u6790\uff1a<\/p>\n

\n\t\u6b64\u79cd\u7ed3\u6784\uff0cS1\u548cS2\u76f8\u90bb\uff0cS3\u4e0eS4\u76f8\u90bb\uff0c\u540c\u65f6S3\u4e0eS4\u4e0d\u4e0e\u5730\u5e73\u9762\u76f8\u90bb\uff0c\u78c1\u901a\u62b5\u6d88\u6548\u679c\u5dee\u3002<\/p>\n

\n\t6\u3001\u603b\u7ed3<\/p>\n

\n\tPCB\u5c42\u8bbe\u8ba1\u5177\u4f53\u539f\u5219\uff1a<\/p>\n

\n\t(1)\u5143\u4ef6\u9762\u3001\u710a\u63a5\u9762\u4e0b\u9762\u4e3a\u5b8c\u6574\u7684\u5730\u5e73\u9762(\u5c4f\u853d);<\/p>\n

\n\t(2)\u5c3d\u91cf\u907f\u514d\u4e24\u4fe1\u53f7\u5c42\u76f4\u63a5\u76f8\u90bb;<\/p>\n

\n\t(3)\u6240\u6709\u4fe1\u53f7\u5c42\u5c3d\u53ef\u80fd\u4e0e\u5730\u5e73\u9762\u76f8\u90bb;<\/p>\n

\n\t(4)\u9ad8\u9891\u3001\u9ad8\u901f\u3001\u65f6\u949f\u7b49\u5173\u952e\u4fe1\u53f7\u5e03\u7ebf\u5c42\u8981\u6709\u4e00\u76f8\u90bb\u5730\u5e73\u9762\u3002<\/p>\n

\n\t\u5e0c\u671b\u901a\u8fc7\u6b64\u6587\u7684\u7b80\u5355\u4ecb\u7ecd\uff0c\u80fd\u5e2e\u52a9\u5927\u5bb6\u52a0\u6df1\u5bf9PCB\u5c42\u8bbe\u8ba1\u7684\u7406\u89e3\uff0c\u63d0\u524d\u505a\u597dPCB\u7684\u4f18\u5316\u8bbe\u8ba1\uff0c\u4e00\u52b3\u6c38\u9038\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5728PCB\u7684EMC\u8bbe\u8ba1\u8003\u8651\u4e2d\uff0c\u9996\u5148\u6d89\u53ca\u7684\u4fbf\u662f\u5c42\u7684\u8bbe\u7f6e;\u5355\u677f\u7684\u5c42\u6570\u7531\u7535\u6e90\u3001\u5730\u7684\u5c42\u6570\u548c\u4fe1\u53f7\u5c42\u6570\u7ec4\u6210;\u5728\u4ea7\u54c1\u7684EMC\u8bbe\u8ba1\u4e2d\uff0c\u9664\u4e86\u5143\u5668\u4ef6\u7684\u9009\u62e9\u548c\u7535\u8def\u8bbe\u8ba1\u4e4b\u5916\uff0c\u826f\u597d\u7684PCB\u8bbe\u8ba1\u4e5f\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[],"_links":{"self":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/1871"}],"collection":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1871"}],"version-history":[{"count":0,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/1871\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1871"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1871"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1871"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}