\n\t\u8be6\u7ec6\u4ecb\u7ecd<\/p>\n
\n\t\u8be5\u4fe1\u606f\u5185\u5bb9\u505a\u4e3a\u7535\u5b50\u5668\u4ef6<\/u>\u7535\u6e90\u7535\u8def<\/u>\u7684\u524d\u671f\u8bbe\u8ba1\u548c\u8bbe\u8ba1\u9636\u6bb5\u7684\u6307\u5f15\uff0c\u4ee5\u907f\u514d\u6f5c\u5728\u6027\u7684\u5e72\u6270\u4fe1\u53f7\uff08EMI\uff09\u548c\u7535\u78c1\u517c\u5bb9\u6d4b\u8bd5\u6027\uff08EMC<\/u>\uff09\u95ee\u9898\u3002\u8fd9\u79cd\u63d0\u9192\u610f\u5473\u7740\u4e86\u8f83\u597d\u7684\u5370\u5237\u7ebf\u8def\u677f<\/u>\uff08PCB<\/u>\uff09\u8bbe\u8ba1\u65b9\u6848\u5b9e\u8df5\u6d3b\u52a8\uff0c\u63d0\u8bae\u505a\u4e3a\u8bc4\u5b9a\u548c\u6311\u9009EMI \/ EMCAPP\u5efa\u6a21\u8f6f\u4ef6\u7684\u660e\u7ec6\u3002\u7ebf\u8def\u677f<\/u>\u7684EMI\u6a21\u62df\u4eff\u771f\u5fc5\u987b\u8bc4\u5b9a\u5f88\u591a\u5173\u952e\u70b9\uff0c\u6bd4\u5982\u949f\u8868<\/u>\u5de5\u4f5c\u9891\u7387\uff0c\u7535\u6e90\u5f00\u5173<\/u>\u901f\u5ea6\uff0c\u5347\u9ad8\/\u4e0a\u5347\u5e45\u5ea6\uff0c\u6570\u636e\u4fe1\u53f7\u8c10\u6ce2\u7535\u6d41\uff0c\u6570\u636e\u4fe1\u606f\u4f20\u8f93\u901f\u5ea6\uff0c\u7279\u6027\u963b\u6297\uff0c\u8ff9\u7ebf\u8d1f\u8377\u53ca\u5176\u5404\u79cd\u5404\u6837\u7535\u8def\u5143\u4ef6\u7684\u79cd\u7c7b\u5408\u503c\u7684\u8003\u8651\u5230\u3002PC\u677f\u4ee5\u53ca\u6709\u5173\u91d1\u5c5e\u6750\u6599\u6784\u4ef6\u7684\u7269\u7406\u5e03\u5c40\u662f\u81f3\u5173\u91cd\u8981\u7684\u8003\u8651\u5230\u8981\u7d20\u3002\u5e94\u9700\u6ce8\u610f\u4fe1\u53f7\u6e90\u90e8\u4ef6\uff0c\u8fc7\u5b54\uff0c\u5e03\u7ebf\uff0c\u710a\u5c42\uff0c\u7ebf\u8def\u677f\u5c42\u53e0\uff0c\u5c4f\u853d\u6389\u673a\u58f3\uff0c\u5c04\u9891\u8fde\u63a5\u5668<\/u>\u548c\u7535\u7f06\u7ebf<\/u>\u7684\u5177\u4f53\u4f4d\u7f6e\u548c\u7279\u70b9\u3002\u6bd4\u5982\uff0c\u4f34\u968f\u7740\u6570\u636e\u4fe1\u53f7\u5de5\u4f5c\u9891\u7387\u548c\u949f\u8868\/\u7535\u6e90\u5f00\u5173\u901f\u5ea6\u7684\u63d0\u5347\uff0cPC\u677f\u7684\u5e03\u7ebf\u7279\u70b9\u5f88\u6709\u53ef\u80fd\u4e0e\u540c\u8f74\u7535\u7f06\u548c\u8f90\u5c04\u5668\u7684\u7279\u70b9\u7c7b\u4f3c\u3002PC\u677f\u8ff9\u7ebf\u6216\u90e8\u4ef6\u53ef\u4ee5\u53d8\u6210\u5408\u7406\u65e0\u7ebf\u5929\u7ebf\uff0c\u5176\u957f\u77ed\u5c0f\u81f3\u5149\u6ce2\u957f\u7684\u4e8c\u5341\u5206\u4e4b\u4e00\u3002<\/p>\n
\n\t\u53ef\u4ee5\u5728\u90e8\u4ef6\uff0cPC\u677f\u6216\u4e3b\u673a\u7bb1\u7b49\u7ea7\u89e3\u51b3EMI \/ EMC\u95ee\u9898\u3002\u53ef\u662f\uff0c\u5c3d\u91cf\u8d34\u8fd1\u6e90\u6216\u6613\u53d7\u5bb3\u4eba\u89e3\u51b3\u8fd9\u79cd\u95ee\u9898\u8981\u9ad8\u6548\u7387\u5f97\u591a\u3002\u56e0\u800c\uff0c\u5173\u952e\u7684\u662f\u5c06\u8fd9\u79cd\u65b9\u6cd5\u89c6\u4f5cPCB\u8bbe\u8ba1<\/u>\u548c\u5408\u7406\u5e03\u5c40\u7684\u5177\u4f53\u6307\u5bfc\uff0c\u4fbf\u4e8e\u5728\u5177\u4f53\u751f\u4ea7\u5236\u9020\u673a\u5668\u8bbe\u5907\u4ee5\u524d\u9274\u522b\u548c\u907f\u514d\u95ee\u9898\u3002<\/p>\n
\n\t\u4e00\u822c<\/p>\n
\n\t\uff081\uff09\u5728\u5904\u7406\u4e92\u8054\u548c\u7cfb\u7edf\u8f6f\u4ef6\u7b49\u7ea7\u7684EMI\u4ee5\u524d\uff0c\u5e94\u5728\u7535\u7ebf\u548c\u76d2\u7ea7\u8fd0\u7528EMI\u64cd\u7eb5\u3002<\/p>\n
\n\t\uff082\uff09\u56e0\u4e3a\u89e3\u51b3\u89c4\u5f8b\u6027\u6ce2\u578b\u548c\u8fc5\u901f\u949f\u8868\/\u8f6c\u6362\u901f\u5ea6\uff0c\u6570\u5b57\u7535\u8def\u8bbe\u8ba1\u66f4\u5f88\u6709\u53ef\u80fd\u53d8\u6210\u53d1\u9001\u6e90\u3002\u56e0\u4e3a\u66f4\u9ad8\u4e00\u4e9b\u7684\u6536\u83b7\u4f5c\u7528\uff0c\u6570\u5b57\u96c6\u6210\u7535\u8def\u66f4\u5f88\u6709\u53ef\u80fd\u53d8\u6210\u6613\u53d7\u5f71\u54cd\u7684\u53d7\u5bb3\u4eba\u3002<\/p>\n
\n\t\uff083\uff09\u5927\u90e8\u5206EMI\u95ee\u9898\u7684\u6765\u6e90\u4e8e\u6216\u6613\u60a3\u53d7\u5bb3\u4eba\u901a\u5e38\u662f\u7535\u5b50\u5143\u5668\u4ef6<\/u>\u3002\u5c3d\u7ba1\u6709\u6e90\u5143\u4ef6\u901a\u5e38\u662fEMI\u7684\u6765\u6e90\u4e8e\uff0c\u4f46\u65e0\u6e90\u5143\u4ef6\u901a\u5e38\u4f1a\u5bf9\u5176\u9020\u6210\u5371\u5bb3\uff0c\u5b9e\u9645\u5728\u4e8e\u6570\u636e\u4fe1\u53f7\u5de5\u4f5c\u9891\u7387\u548c\u5143\u5668\u4ef6\u7684\u7279\u70b9\u3002\u6bd4\u5982\uff0c\u56e0\u4e3a\u7ed5\u963b\u4e2d\u7684\u9ad8\u9891\u7387\u751f\u5b58\u85d5\u5408<\/u>\uff0c\u7535\u611f<\/u>\u5f88\u6709\u53ef\u80fd\u8d8a\u6765\u8d8a\u4e3b\u8981\u662f\u7535\u5bb9\u5668<\/u>\u6027\u7684\u3002\u56e0\u4e3a\u5167\u90e8\u7535\u611f\u5668<\/u>\u548c\u9ad8\u57fa\u9891\u548c\u8c10\u6ce2\u7535\u6d41\u5de5\u4f5c\u9891\u7387\u4e0b\u7684\u5916\u754c\u5bfc\u7ebf\u7535\u611f\u5668\uff0c\u7535\u5bb9\u5668\u4f1a\u9020\u6210\u751f\u5b58\u4e32\u8fde\u7535\u611f\u5668\u3002<\/p>\n
\n\t\uff084\uff09\u6d89\u53ca\u5230\u6709\u6e90\u5143\u4ef6\u7684EMI\u95ee\u9898\u53ef\u80fd\u662f\u5143\u5668\u4ef6\u5bfc\u51fa\u4f20\u9001\u53d1\u9001\u6216\u5176\u952e\u5165\u7ed9\u4e88\u6613\u611f\u57fa\u56e0\u9014\u5f84\u7684\u7d50\u679c\u3002\u6b8a\u4e0d\u77e5\uff0c\u5728\u9ad8\u9891\u7387\u4e0b\uff0c\u6709\u6e90\u5143\u4ef6\u5f88\u6709\u53ef\u80fd\u53d8\u6210EMI\u7684\u7acb\u5373\u8f90\u5c04\u5668\u6216\u86cb\u767d\u6fc0\u9176\u3002\u9664\u6b64\u4e4b\u5916\uff0c\u90e8\u4ef6\u7684\u5f00\u5173\u7535\u6e90\u548c\u63a5\u5730\u88c5\u7f6e\u8054\u63a5\u53ef\u4ee5\u7ed9\u4e88\u53d1\u9001\u548c\u6613\u611f\u57fa\u56e0\u7684\u9014\u5f84\u3002<\/p>\n
\n\t\uff085\uff09\u5c3d\u7ba1\u4e0e\u5dee\u6a21\u7535\u6d41\u91cf<\/u>\u5bf9\u6bd4\uff0c\u5171\u6a21\u7535\u6d41\u91cf\u901a\u5e38\u8f83\u5c0f\uff0c\u4f46\u4ed6\u4eec\u53ef\u80fd\u662f\u8f90\u5c04\u6e90\u53d1\u9001\u7684\u9996\u8981\u7f18\u6545\u3002<\/p>\n
\n\t\uff086\uff09\u6839\u636e\u9009\u62e9\u542b\u6709\u7535\u6e90\u5c42<\/u>\u7684\u53cc\u5c42PC\u677f\uff0c\u53ef\u4ee5\u8fdb\u4e00\u6b65\u63d0\u9ad8\u5355\u9762\uff0c\u968f\u610f\u8d70\u7ebf<\/u>\uff08\u5e94\u7528\u5f00\u5173\u7535\u6e90\u548c\u63a5\u5730\u88c5\u7f6e\u5e03\u7ebf\u800c\u4e0d\u662f\u5e73\u9762\u56fe\uff09PC\u677f\u8bbe\u8ba1\u65b9\u6848\u7684\u53d1\u9001\u548c\u78c1\u5316\u7387\u3002\u524d\u5411\u6570\u636e\u4fe1\u53f7\u4e0e\u5176\u8bf4\u56de\u5230\u9014\u5f84\uff08\u5730\u5e73\u9762\u56fe\uff09\u4e2d\u95f4\u7684\u9ad8\u7535\u5bb9\u5668\u7ed9\u4e88\u9759\u7535\u573a\u7684\u5bb9\u4e0b\u3002\u9014\u5f84\u7684\u4f4e\u7535\u611f\u5668\u7ed9\u4e88\u78c1\u901a\u6e05\u9664\u3002\u867d\u7136\u5728PCB\u5c42\u53e0\u8bbe\u8ba1\u65b9\u6848\u4e2d\u5e76\u4e0d\u4e00\u76f4\u8fd9\u822c\uff0c\u4f46\u8ff9\u7ebf\u5e94\u5f53\u4e0e\u5176\u8bf4\u6709\u5173\u7684\u56de\u5230\u9014\u5f84\u5206\u9694\u4e00\u4e2a\u4ecb\u7535\u5c42\uff0c\u800c\u4e14\u5de5\u4f5c\u7535\u538b\u548c\u63a5\u5730\u5e73\u9762\u5e94\u5c3d\u91cf\u5bc6\u5207\u95f4\u8ddd\u3002<\/p>\n
\n\t\uff087\uff09PCB\u5c42\u53e0\u8bbe\u8ba1\u65b9\u6848\u9488\u5bf9\u64cd\u7eb5\u78c1\u573a\u5341\u5206\u5173\u952e\uff0c\u4e0e\u6b64\u540c\u65f6\u7ed9\u4e88\u9644\u52a0\u7684\u5f00\u5173\u7535\u6e90\u7cfb\u7edf\u603b\u7ebf\u65c1\u901a\u548c\u53bb\u8026\uff0c\u5e76\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u603b\u76f8\u7535\u538b\u78c1\u6cd5\u52d8\u63a2\u3002\u5e94\u7528\u7535\u6e90\u5c42\u7684\u53cc\u5c42PC\u677f\u8bbe\u8ba1\u65b9\u6848\u7684\u4e00\u4e9b\u76ca\u5904\u662f\uff1a<\/p>\n
\n\t\u4e00\u4e2a\u3002\u5047\u5982\u8bbe\u8ba1\u6070\u5f53\uff0c\u5f00\u5173\u7535\u6e90\u5e73\u9762\u56fe\u5c06\u7ed9\u4e88\u56fe\u8c61\u5e73\u9762\u56fe\u5b9e\u9645\u6548\u679c\u3002\u56e0\u4e3a\u5f00\u5173\u7535\u6e90\u5e73\u9762\u56fe\u4e2d\u7684\u56de\u5230\u7535\u6d41\u91cf\u4e0e\u76f8\u5e94\u7684\u8baf\u53f7\u7535\u6d41\u91cf\u76f8\u540c\u4e14\u6781\u6027\u76f8\u53cd\uff0c\u56e0\u800c\u4ed6\u4eec\u7684\u78c1\u573a\u5c06\u8d8b\u5411\u76f8\u62b5\u3002\u7535\u6e90\u5c42\u8fd8\u80fd\u591f\u964d\u4f4e\u6570\u636e\u4fe1\u53f7\u548c\u5f00\u5173\u7535\u6e90\u5e03\u7ebf\u7684\u73af\u57ce\u8def\u603b\u9762\u79ef\uff0c\u8fdb\u800c\u51cf\u5c11EMI\u8f90\u5c04\u6e90\u548c\u6613\u611f\u57fa\u56e0\u3002<\/p>\n
\n\t\u6e7e\u63a5\u5730\u8d28\u6784\u9020\u53ef\u964d\u4f4e\u603b\u4f53\u63a5\u5730\u88c5\u7f6e\u7279\u6027\u963b\u6297\uff0c\u8fdb\u800c\u51cf\u5c11\u9ad8\u9891\u7387\u63a5\u5730\u88c5\u7f6e\u53cd\u8df3\u3002\u5e76\u4e14\uff0c\u8def\u9762\u548c\u5de5\u4f5c\u7535\u538b\u5e73\u9762\u56fe\u4e2d\u95f4\u7684\u7279\u6027\u963b\u6297\u5728\u9ad8\u9891\u7387\u4e0b\u51cf\u5c11\uff0c\u8fd9\u964d\u4f4e\u4e86\u5f00\u5173\u7535\u6e90\u7cfb\u7edf\u603b\u7ebf\u632f\u94c3\u3002<\/p>\n
\n\t\uff088\uff09\u5177\u5907\u8fc5\u901f\u5bfc\u51fa\u53d8\u6362\u7684\u949f\u8868IC\u5bf9\u5de5\u4f5c\u7535\u538b\u548c\u7535\u6d41\u91cf\u5206\u6d3e\u90e8\u4ef6\uff08\u5982\u5f00\u5173\u7535\u6e90\uff0c\u5f00\u5173\u7535\u6e90\u7cfb\u7edf\u603b\u7ebf\u548c\u7535\u6e90\u5c42\uff09\u89c4\u5b9a\u5341\u5206\u9ad8\u3002\u5f00\u5173\u7535\u6e90\u7cfb\u7edf\u603b\u7ebf\u7684\u7535\u5bb9\u53ef\u4ee5\u907f\u514d\u8fc5\u901f\u5bfc\u51fa\u53d8\u6362\u548c\u8fc5\u901f\u589e\u76ca\u503c\u9700\u8981\u7684\u8fc5\u901f\u52a8\u80fd\u4f20\u9001\u3002\u6839\u636e\u5728IC\u7684\u5f00\u5173\u7535\u6e90\u7ba1\u811a\u4e0a\u7f6e\u653e\u53bb\u8026\u7535\u5bb9\u53ef\u4ee5\u6539\u8fdb\u8fd9\u4e00\u70b9\u3002\u52a1\u5fc5\u5728\u76f8\u9891\u7279\u6027\u4e2d\u6070\u5f53\u6311\u9009\u7535\u5bb9\u5668\uff0c\u4ee5\u7ed9\u4e88IC\u5bfc\u51fa\u9891\u5e26\u9700\u8981\u7684\u52a8\u80fd\u3002\u6b8a\u4e0d\u77e5\uff0c\u4f34\u968f\u7740\u53bb\u8026\u65b9\u6cd5\u7684\u6570\u76ee\u63d0\u5347\uff0c\u8d85\u8d8a\u4ed6\u4eec\u7684\u7535\u6d41\u7684\u6570\u76ee\u4e5f\u63d0\u5347\uff0c\u8fd9\u5c06\u4f1a\u9020\u6210\u5f00\u5173\u7535\u6e90\u7cfb\u7edf\u603b\u7ebf\u78c1\u6cd5\u52d8\u63a2\u53ca\u5176\u6709\u5173\u7684\u5171\u6a21\u53d1\u9001\u3002\u6839\u636e\u5728IC\u5730\u533a\u4e2d\u5f00\u5c55\u6070\u5f53\u7684\u5f00\u5173\u7535\u6e90\u5e7f\u544a\u8bbe\u8ba1\uff0c\u53ef\u4ee5\u6700\u5927\u9650\u5ea6\u5730\u964d\u4f4e\u6b64\u95ee\u9898\u3002\u5f00\u5173\u7535\u6e90\u5e73\u9762\u56fe\u5f53\u505a\u5408\u7406\u7684\u9ad8\u9891\u7387\u7535\u529b\u7535\u5bb9\u5668\uff0c\u56e0\u800c\uff0c\u505a\u4e3a\u66f4\u6e05\u7406\u7684IC\u5bfc\u51fa\u9700\u8981\u7684\u9644\u52a0\u80fd\u91cf\u3002<\/p>\n
\n\tPCB\u5408\u7406\u5e03\u5c40<\/p>\n
\n\t\uff081\uff09\u5c3d\u91cf\u5e94\u7528\u53cc\u5c42PC\u677f\u800c\u4e0d\u662f\u5355\u9762\u677f\u3002<\/p>\n
\n\t\uff082\uff09\u5047\u5982\u52a1\u5fc5\u5e94\u7528\u5355\u9762\u677f\uff0c\u5219\u5e94\u5e94\u7528\u63a5\u5730\u5e73\u9762\u4ee5\u534f\u52a9\u964d\u4f4e\u8f90\u5c04\u6e90\u3002<\/p>\n
\n\t\uff083\uff09\u9876\u7aef\u548c\u5e95\u7aef\u63a5\u5730\u8d28\u6784\u9020\u53ef\u4ee5\u534f\u52a9\u964d\u4f4e\u5b9e\u6728\u591a\u5c42\u677f\u7684\u8f90\u5c04\u6e90\u6700\u5c1110 dB\u3002<\/p>\n
\n\t\uff084\uff09\u6309\u6bb5\u5f0fPC\u677f\u63a5\u5730\u8d28\u6784\u9020\u53ef\u7528\u4ee5\u964d\u4f4e\u7531\u5171\u6a21\u7535\u6d41\u91cf\u9020\u6210\u7684\u7535\u7f06\u7ebf\u8f90\u5c04\u6e90\u3002<\/p>\n
\n\t\uff085\uff09\u5f00\u5173\u7535\u6e90\u548c\u56de\u5230\u5e73\u9762\u56fe\u5e94\u5750\u843d\u4e8e\u53cc\u5c42PCB\u7684\u76f8\u5bf9\u6027\u4fa7\u3002\u5408\u7406\u8f93\u51fa\u529f\u7387\u5e73\u9762\u56fe\u7684\u7535\u611f\u5668\u5f88\u4f4e\u3002\u56e0\u800c\uff0c\u5f88\u6709\u53ef\u80fd\u5728\u7535\u6e90\u5c42\u4e0a\u5f62\u6210\u7684\u4e00\u5207\u78c1\u6cd5\u52d8\u63a2\u90fd\u5c06\u5904\u5728\u8f83\u4f4e\u7684\u6c34\u51c6\u4e0a\uff0c\u8fdb\u800c\u9020\u6210\u8f83\u4f4e\u7684\u5171\u6a21EMI\u3002<\/p>\n
\n\t\uff086\uff09\u7535\u6e90\u5c42\u4e0e\u9ad8\u9891\u7387IC\u5f00\u5173\u7535\u6e90\u7ba1\u811a\u7684\u8054\u63a5\u5e94\u5c3d\u91cf\u6328\u8fd1IC\u7ba1\u811a\u3002\u8fc5\u901f\u7684\u589e\u76ca\u503c\u5f88\u6709\u53ef\u80fd\u5fc5\u987b\u7acb\u5373\u63a5\u5165\u5230IC\u5f00\u5173\u7535\u6e90\u7ba1\u811a\u7684\u710a\u5c42\u3002<\/p>\n
\n\t\uff087\uff09\u5f53\u4eff\u771f\u6a21\u62df\u548c\u6570\u5b57\u7535\u8def\u8bbe\u8ba1\u5f7c\u6b64\u4e4b\u95f4\u6328\u8fd1\u65f6\uff0c\u4ed6\u4eec\u4fbf\u4e8e\u76f8\u4e92\u5f71\u54cd\u3002\u8fd9\u79cd\u5e94\u5c3d\u91cf\u5750\u843d\u4e8ePC\u677f\u7684\u4e0d\u4e00\u6837\u5c42\u4e0a\u3002\u5047\u5982\u7535\u6e90\u7535\u8def\u52a1\u5fc5\u5750\u843d\u4e8e\u540c\u4e00\u5c42\uff0c\u5219\u5e94\u5c06\u4ed6\u4eec\u5206\u4e3a\u5177\u5907\u9002\u5ea6\u9632\u62a4\u5408\u7406\u5e03\u5c40\u7684\u4eff\u771f\u6a21\u62df\u548c\u6570\u636e\u5730\u533a\u3002<\/p>\n
\n\t\uff088\uff09\u9ad8\u9891\u7387\u5e03\u7ebf\uff0c\u6bd4\u5982\u7528\u4ee5\u949f\u8868\u548c\u9707\u8361\u5668<\/u>\u7535\u6e90\u7535\u8def\u7684\u5e03\u7ebf\uff0c\u5e94\u75312\u4e2a\u5730\u5e73\u9762\u56fe\u5305\u62ec\u3002\u8fd9\u7ed9\u4e88\u4e86\u8f83\u5927\u7684\u9632\u62a4\u3002\u4f34\u968f\u7740\u5de5\u4f5c\u9891\u7387\u7684\u63d0\u5347\uff0c\u8ff9\u7ebf\u6216\u7535\u5bfc\u4f53\u7684\u7535\u611f\u975e\u5e38\u5bb9\u6613\u8d85\u51fa\u5176\u7535\u963b\u6d4b\u91cf\u3002\u5047\u5982\u8be5\u8ff9\u7ebf\u6328\u8fd1\u5176\u63a5\u5730\u5e73\u9762\u8fd0\u4f5c\uff0c\u5219\u7535\u611f\u5668\u53ef\u964d\u4f4e\u7ea6\u4e09\u5206\u4e4b\u4e00\u3002<\/p>\n
\n\t\uff089\uff09\u949f\u8868\/\u9707\u8361\u5668\u5e03\u7ebf\u7684\u989d\u5916EMI\u9632\u8303\u63aa\u65bd\u5305\u542b\u8fd0\u7528\u5728\u597d\u591a\u4e2a\u90e8\u4f4d\u63a5\u5730\u88c5\u7f6e\u7684\u63a5\u5730\u5e73\u9762\u7684\u7ef4\u62a4\u5e03\u7ebf\u3002\u8fd8\u6709\u53ef\u80fd\u5fc5\u987b\u7528\u7b94\u6216\u5c0f\u5851\u6599\u5916\u58f3\u5c4f\u853d\u6389\u949f\u8868\u548c\u9707\u8361\u5668\u90e8\u4ef6\u3002<\/p>\n
\n\t\uff0810\uff09\u6bcf\u6bcf\u949f\u8868\u901f\u5ea6\u7ffb\u500d\u65f6\uff0c\u603b\u7535\u6e90\u7535\u8def\u4e32\u6270\u63d0\u5347\u4e8c\u500d\u3002\u6839\u636e\u964d\u5230\u6700\u4f4e\u6728\u5730\u677f\u5e73\u9762\u56fe\u4e0a\u8fb9\u7684PC\u677f\u5e03\u7ebf\u76f8\u5bf9\u9ad8\u5ea6\uff0c\u53ef\u4ee5\u964d\u4f4eEMI\u8f90\u5c04\u6e90\u548c\u4e32\u6270\u3002<\/p>\n
\n\t\uff0811\uff09PC\u677f\u8fb9\u6cbf\u8f90\u5c04\u6e90\u53ef\u80fd\u662f\u8ff9\u7ebf\u5750\u843d\u4e8e\u592a\u6328\u8fd1\u677f\u8fb9\u6cbf\u7684\u7d50\u679c\u3002\u8fd9\u53ef\u4ee5\u6839\u636e\u5c06\u8ff9\u7ebf\u7ef4\u6301\u5728\u907f\u5f00\u677f\u8fb9\u6cbf\u7684\u677f\u5c3a\u5bf8\u7684\u6700\u5c113\u500d\u7684\u95f4\u8ddd\u6765\u964d\u5230\u6700\u4f4e\u3002<\/p>\n
\n\t\uff0812\uff09\u5047\u5982\u5f88\u6709\u53ef\u80fd\uff0c\u5e94\u9632\u6b62PC\u677f\u5e03\u7ebf\u5c42\u53e0\u3002\u4e0d\u7136\uff0c\u5e94\u9650\u5b9a\u5728\u4e00\u4e2a\u5e03\u7ebf\u76f8\u5bf9\u9ad8\u5ea6\uff0c\u4ee5\u964d\u4f4e\u8f90\u5c04\u6e90\uff0c\u4e32\u6270\u548c\u7279\u6027\u963b\u6297\u4e0d\u914d\u5bf9\u3002<\/p>\n
\n\t\uff0813\uff09\u5e76\u884c\u5904\u7406\u8fd0\u52a8\u8f68\u8ff9\u901a\u5e38\u975e\u5e38\u5bb9\u6613\u4ea7\u751f\u4e32\u6270\u3002\u4ed6\u4eec\u4e2d\u95f4\u5e94\u6700\u5c11\u5206\u79bb2\u4e2a\u5e03\u7ebf\u603b\u5bbd\uff0c\u4ee5\u51cf\u5c0f\u4e32\u6270\u3002<\/p>\n
\n\t\u53bb\u8026\uff0c\u65c1\u901a\u548c\u8fc7\u8651<\/p>\n
\n\t\uff081\uff09EMI\u8fc7\u6ee4\u5668<\/u>\u53ef\u4f5c\u4e3a\u5206\u79bb\u5143\u5668\u4ef6\uff0c\u4ee5\u8fc1\u79fb\u6765\u6e90\u4e8e\u8d70\u7ebf\u5e94\u7535\u5bfc\u4f53\u7684\u7535\u6d41\u91cf;\u505a\u4e3a\u963b\u62e6\u8ff9\u7ebf\u6216\u7535\u5bfc\u4f53\u7535\u6d41\u91cf\u7684\u4e32\u8fde\u5143\u5668\u4ef6;\u6216\u662f\u4ed6\u4eec\u53ef\u4ee5\u4f5c\u4e3a\u8fd9\u79cd\u4f5c\u7528\u7684\u7ec4\u6210\u3002\u8fc7\u6ee4\u5668\u90e8\u4ef6\u7684\u9009\u7528\u5e94\u81ea\u59cb\u81f3\u7ec8\u6839\u636e\u9700\u8981\u7684\u5de5\u4f5c\u9891\u7387\u8303\u7574\u548c\u90e8\u4ef6\u7279\u70b9\u3002\u5e26\u901a\u6ee4\u6ce2\u5668\u53ef\u7528\u4ee5\u964d\u4f4e\u5927\u90e8\u5206\u9ad8\u9891\u7387EMI\u95ee\u9898\u3002\u5b83\u5305\u62ec\u7535\u5bb9\u5668\u5206\u8def\u5668\u548c\u4e32\u8fde\u7535\u963b\u5668<\/u>\u6216\u7535\u611f\u5668\u3002\u53ef\u662f\uff0c\u5728\u5de5\u4f5c\u9891\u7387\u504f\u6fc0\u72b6\u51b5\u4e0b\uff0c\u7535\u5bb9\u5668\u53ef\u4ee5\u53d8\u6210\u7535\u611f\u5668\uff0c\u7535\u611f\u5668\u53ef\u4ee5\u53d8\u6210\u7535\u5bb9\u5668\uff0c\u8fdb\u800c\u4f7f\u8fc7\u6ee4\u5668\u66f4\u50cf\u5e26\u963b\u6ee4\u6ce2\u5668\u3002\u6ee4\u6ce2\u5668\u8bbe\u8ba1\u79cd\u7c7b\u5e94\u6839\u636e\u7535\u6e90\u7535\u8def\u8fd0\u7528\u70b9\u7684\u603b\u7279\u6027\u963b\u6297\uff0c\u4ee5\u5b8c\u6210\u6070\u5f53\u914d\u5bf9\u3002T\u578b\u6ee4\u6ce2\u5668\u8bbe\u8ba1\u5bf9\u5927\u90e8\u5206EMI\u8fd0\u7528\u90fd\u5f88\u5408\u7406\uff0c\u662f\u4eff\u771f\u6a21\u62df\u548c\u6570\u636eI \/ O\u7aef\u53e3\u53f7\u7684\u4f73\u6311\u9009\u3002<\/p>\n
\n\t\uff082\uff09\u7535\u529b\u7535\u5bb9\u5668<\/u>\u53ef\u7528\u4ee5\u5176\u9ad8\u9891\u7387\u7279\u6027\u7279\u70b9\u5185\u7684\u6570\u636e\u4fe1\u53f7\u8fc7\u6ee4\u548c\u5f00\u5173\u7535\u6e90\u53bb\u8026\u3002\u53ef\u662f\uff0c\u4ed6\u4eec\u7684\u91cc\u9762\u548c\u5916\u754c\u7535\u611f\u5668\u4f1a\u9650\u5b9a\u9ad8\u9891\u7387\u65f6\u7684\u7279\u6027\u3002\u63d0\u8bae\u5728\u9ad8\u9891\u7387\u65f6\u5e94\u7528\u9676\u74f7\u7535\u5bb9\uff0c\u5c24\u5176\u662fGHz\u8303\u7574\u5185\u7684\u7535\u5bb9\u5668\u3002\u5728\u6240\u5173\u5fc3\u7684\u6b21\u6570\u4e0b\u7ed9\u4e88\u4f4e\u4e8e1\u6b27\u6bcd\u7684\u7535\u611f\u7684\u7535\u529b\u7535\u5bb9\u5668\u5e94\u5f53\u5145\u8db3\u3002\u7535\u5bb9\u5668\u5bfc\u7ebf\u548c\u5e03\u7ebf\u957f\u77ed\u52a1\u5fc5\u5728\u9ad8\u9891\u7387\u65f6\u77ed\uff0c\u4ee5\u907f\u514d\u63d0\u5347\u611f\u5e94\u7535\u6297\u3002<\/p>\n
\n\t\uff083\uff09\u5728\u9ad8\u9891\u7387\uff08\u8d85\u8fc7100 MHz\uff09\u4e0b\u91c7\u7528\u7684PC\u677f\u65c1\u8def\u7535\u5bb9\u5e94\u9009\u7528\u5916\u8868\u8d34\u7247\u6280\u672f\u6027\uff08SMT<\/u>\uff09\uff0c\u5176\u57cb\u5b54\u5145\u8db3\u6328\u8fd1\u5b89\u88dd\u57ab\uff0c\u4ee5\u6700\u5927\u9650\u5ea6\u5730\u964d\u4f4e\u6216\u6e05\u9664\u5e03\u7ebf\u3002\u57cb\u5b54\u5e94\u5f53\u975e\u5e38\u5927\uff08\u76f4\u5f91\u8d85\u8fc70.035\u82f1\u5c3a\uff09\uff0c\u800c\u4e14PC\u677f\u5e94\u5f53\u5145\u8db3\u8584\uff0c\u4ee5\u4f7f\u5f00\u5173\u7535\u6e90\u548c\u63a5\u5730\u5e73\u9762\u6328\u8fd1\u7535\u529b\u7535\u5bb9\u5668\u884c\u4e3a\u4e3b\u4f53\uff08\u8584\u539a\u4f4e\u4e8e0.030\u82f1\u5c3a\uff09\u3002\u6839\u636e\u51cf\u5c11\u7535\u529b\u7535\u5bb9\u5668\u7684\u603b\u4f53\u5408\u7406\u7535\u611f\u5668\uff0c\u65c1\u8def\u7535\u5bb9\u5668\u7684\u6070\u5f53\u8bbe\u8ba1\u65b9\u6848\u5408\u7406\u5e03\u5c40\u53ef\u4ee5\u5927\u5e45\u5ea6\u964d\u4f4e\u8f93\u51fa\u529f\u7387\u548c\u63a5\u5730\u88c5\u7f6e\u7535\u6e90\u7535\u8def\u566a\u97f3\u3002<\/p>\n
\n\t\uff084\uff09\u7ebf\u7ed5\u94c1\u6c27\u4f53\u7535\u611f\u53ef\u7528\u4ee5\u8f83\u4f4eRF<\/u>\u5de5\u4f5c\u9891\u7387\u7684EMI\u53d1\u9001\u548c\u6297\u7ed5\u5ea6\u8fc7\u6ee4\u3002\u8fd9\u79cd\u53ef\u4ee5\u7ed9\u4e88\u4ece\u5927\u69821\u5fae\u4ea8\u52301\u6beb\u4ea8\u7684\u7535\u611f\u5668\u3002\u6b8a\u4e0d\u77e5\uff0c\u4ed6\u4eec\u53ef\u4ee5\u53d8\u6210\u9ad8\u8fc7\u5176\u4e32\u8054\u8c10\u632f\u7684\u7535\u529b\u7535\u5bb9\u5668\uff0c\u800c\u4e14\u5728\u6700\u591a\u89c1\u768450MHz\u81f3500MHz\u7684EMI\u5de5\u4f5c\u9891\u7387\u533a\u57df\u5185\u6ca1\u7528\u3002\u94c1\u6c27\u4f53\u548c\u94c1\u6c27\u4f53\u78c1\u73e0\u5f3a\u70c8\u63a8\u8350\u7528\u4ee5\u8f83\u9ad8\u9891\u7684\u8fd0\u7528\uff0c\u5728\u8fd9\u79cd\u4f7f\u7528\u4e2d\u4ed6\u4eec\u8d8a\u6765\u8d8a\u4e0d\u5229\u4e8e\u800c\u4e14\u66f4\u50cf\u7535\u963b<\/u>\u3002\u5728\u6240\u5173\u5fc3\u7684\u6b21\u6570\u4e0a\u6311\u9009\u7ea6100\u81f3600\u6b27\u6bcd\u7684\u94c1\u6c27\u4f53\u7279\u6027\u963b\u6297\u3002<\/p>\n
\n\t\uff085\uff09\u5e94\u5c3d\u91cf\u5e94\u7528\u88c5\u6709\u65c1\u8def\u7535\u5bb9\u6216\u8fc7\u6ee4\u5668\u7ba1\u811a\u7684\u5c4f\u853d\u6389I \/ O\u7535\u7f06\u8fde\u63a5\u5668\u3002<\/p>\n
\n\t\uff086\uff09I \/ O\u8fc7\u6ee4\u5668\u5e94\u5750\u843d\u4e8eI \/ O\u5c04\u9891\u8fde\u63a5\u5668\u5167\u90e8\uff08\u4e0e\u8fc7\u6ee4\u5668\u7ba1\u811a\u4e00\u6837\uff09\uff0c\u800c\u4e0d\u662fPC\u677f\u4e0a\u3002<\/p>\n
\n\t\uff087\uff09I \/ O\u65c1\u8def\u7535\u5bb9\u5e94\u5b89\u88dd\u5728I \/ O\u5c04\u9891\u8fde\u63a5\u5668\u4e0a\uff0c\u800c\u4e0d\u662f\u5b89\u88dd\u5728PC\u677f\u4e0a\u3002<\/p>\n
\n\t\uff088\uff09I \/ O\u94c1\u6c27\u4f53\u5e94\u5b89\u88dd\u5728I \/ O\u5c04\u9891\u8fde\u63a5\u5668\u5167\u90e8\uff0c\u800c\u4e0d\u662f\u5b89\u88dd\u5728PC\u677f\u4e0a\u3002<\/p>\n
\n\t\uff089\uff09I \/ O\u7535\u7f06\u8fde\u63a5\u5668\u4e0a\u7684\u9501\u6263\u5f0f\u94c1\u6c27\u4f53\u78c1\u73e0\u53ef\u4f9b\u5e943\u81f35 dB\u7684\u5171\u6a21\u6d88\u5316\u5438\u6536\u3002<\/p>\n
\n\t\uff0810\uff09\u597d\u51e0\u4e2a\u94c1\u6c27\u4f53\u53ef\u7528\u4ee5\u5c06\u8f90\u5c04\u6e90\u51cf\u5c11\u9ad8\u8fbe10 dB\uff0c\u5b9e\u9645\u5728\u4e8e\u4ed6\u4eec\u5728\u6709\u5174\u8da3\u7684\u6b21\u6570\u4e0b\u7684\u7279\u70b9\u3002<\/p>\n
\n\t\uff0811\uff09\u94c1\u6c27\u4f53\u78c1\u73e0\u6709\u9ad8Q\u4e32\u8054\u8c10\u632f\u548c\u4f4eQ\u975e\u4e32\u8054\u8c10\u632f\uff08\u6d88\u5316\u5438\u6536\uff09\u79cd\u7c7b\u3002\u4f4eQ\u73e0\u5f3a\u70c8\u63a8\u8350\u7528\u4ee5\u6570\u5b57\u7535\u8def\u8bbe\u8ba1\u548c\u8fc7\u6ee4\u8fd0\u7528\u3002<\/p>\n
\n\t\uff0812\uff09\u5916\u754c\u7535\u7f06\u7ebf\u6216I \/ O\u5c04\u9891\u8fde\u63a5\u5668\u8fc7\u6ee4\u5668\u53ef\u7ed9\u4e88\u8d85\u8fc710 dB\u7684\u5171\u6a21\u6291\u6b62\u3002<\/p>\n
\n\t\u7535\u7f06\u7ebf\u548c\u5c04\u9891\u8fde\u63a5\u5668<\/p>\n
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