{"id":2485,"date":"2019-05-23T03:19:22","date_gmt":"2019-05-23T03:19:22","guid":{"rendered":""},"modified":"2019-05-23T11:20:02","modified_gmt":"2019-05-23T03:20:02","slug":"emc%e6%b5%8b%e8%af%95%e5%ae%9e%e8%b4%a8%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=2485","title":{"rendered":"EMC\u6d4b\u8bd5\u5b9e\u8d28\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"
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\n\t\u6839\u636e\u5355\u6781\u5929\u7ebf\u548c\u5076\u6781\u5b50\u5929\u7ebf\u8f90\u5c04\u6a21\u578b\u7684\u8f90\u5c04\u539f\u7406\uff0c\u65e2\u7136\u5f62\u6210\u5355\u6781\u5929\u7ebf\u548c\u5076\u6781\u5b50\u5929\u7ebf\u8f90\u5c04\u7684\u539f\u56e0\u662f\u5929\u7ebf\u4e0a\u7684\u5171\u6a21\u7535\u6d41\uff08\u5bf9\u5e94\u5230\u4ea7\u54c1\u4e2d\u5c31\u662f\u7535\u7f06\u4e0a\u6216\u957f\u5c3a\u5bf8\u5bfc\u4f53\u4e0a\u7684\u5171\u6a21\u7535\u6d41\uff09\uff0c\u90a3\u4e48\u5728\u519b\u6807\u548c\u6c7d\u8f66\u7535\u5b50\u76f8\u5173\u6807\u51c6\u4e2d\u89c4\u5b9a\u7684\u8f90\u5c04\u53d1\u5c04\u6d4b\u8bd5\u6761\u4ef6\u4e0b\uff0c\u67d0\u4e9b\u88ab\u6d4b\u4ea7\u54c1\u4e2d\u7b49\u6548\u5929\u7ebf\u4e0a\u540c\u6837\u5927\u5c0f\u7684\u5171\u6a21\u7535\u6d41\uff0c\u5728\u540c\u7b49\u6d4b\u8bd5\u8ddd\u79bb\u7684\u60c5\u51b5\u4e0b\uff0c\u5c06\u6bd4\u5176\u4ed6\u6807\u51c6\u89c4\u5b9a\u7684\u8f90\u5c04\u53d1\u5c04\u6d4b\u8bd5\u6761\u4ef6\u4e0b\u6240\u6d4b\u5f97\u7684\u8f90\u5c04\u53d1\u5c04\u66f4\u4f4e\u3002<\/p>\n \n\tCISPR25\u6807\u51c6\u4e2d\u89c4\u5b9a\u7684\u8f90\u5c04\u53d1\u5c04\u9650\u503c\u548c\u4ea7\u54c1\u4e2d\u7b49\u6548\u5355\u6781\u5929\u7ebf\u548c\u5076\u6781\u5b50\u5929\u7ebf\u4ea7\u751f\u8f90\u5c04\u53d1\u5c04\u6240\u9700\u8981\u7684\u5171\u6a21\u7535\u6d41\u5927\u5c0f\u7684\u5173\u7cfb\u89c1\u88681\u3002\u88681 CISPR25\u6807\u51c6\u4e2d\u89c4\u5b9a\u7684\u8f90\u5c04\u53d1\u5c04\u9650\u503c\u548c\u4ea7\u54c1\u4e2d\u7b49\u6548\u5355\u6781\u5929\u7ebf\u548c\u5076\u6781\u5b50\u5929\u7ebf\u4ea7\u751f\u8f90\u5c04\u53d1\u5c04\u6240\u9700\u8981\u7684\u5171\u6a21\u7535\u6d41\u5927\u5c0f\u7684\u5173\u7cfb\u3002<\/p>\n \n\t<\/p>\n \n\t\u800cEN55022\u6216CISPR22\u6807\u51c6\u4e2d\u89c4\u5b9a\u7684\u8f90\u5c04\u53d1\u5c04\u9650\u503c\u548c\u4ea7\u54c1\u4e2d\u7b49\u6548\u5355\u6781\u5929\u7ebf\u548c\u5076\u6781\u5b50\u5929\u7ebf\u4ea7\u751f\u8f90\u5c04\u53d1\u5c04\u6240\u9700\u8981\u7684\u5171\u6a21\u7535\u6d41\u5927\u5c0f\u7684\u5173\u7cfb\u89c1\u88682\u3002<\/p>\n \n\t\u88682 EN55022\u6216CISPR22\u6807\u51c6\u4e2d\u89c4\u5b9a\u7684\u8f90\u5c04\u53d1\u5c04\u9650\u503c\u548c\u4ea7\u54c1\u4e2d\u7b49\u6548\u5355\u6781\u5929\u7ebf\u548c\u5076\u6781\u5b50\u5929\u7ebf\u4ea7\u751f\u8f90\u5c04\u53d1\u5c04\u6240\u9700\u8981\u7684\u5171\u6a21\u7535\u6d41\u5927\u5c0f\u7684\u5173\u7cfb\u3002<\/p>\n \n\t<\/p>\n \n\t\u4e8c\u3001\u4f20\u5bfc\u9a9a\u6270\u6d4b\u8bd5\u5b9e\u8d28<\/strong><\/p>\n \n\tLISN\u662f\u7535\u6e90<\/span>\u7aef\u53e3\u4f20\u5bfc\u9a9a\u6270\u6d4b\u8bd5\u7684\u5173\u952e\u8bbe\u5907\uff0c\u4ece\u56fe4\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u63a5\u6536\u673a\u63a5\u4e8eLISN\u4e2d\u76841 kΩ\u7684\u7535\u963b\u4e0e\u5730\u4e4b\u95f4\uff0c\u5f53\u63a5\u6536\u673a\u4e0eLISN\u8fdb\u884c\u4e92\u8fde\u540e\uff0c\u63a5\u6536\u673a\u4fe1\u53f7\u8f93\u5165\u53e3\u672c\u8eab\u7684\u963b\u629750 Ω\u4e0eLISN\u4e2d\u76841 kΩ\u7535\u963b\u5904\u4e8e\u5e76\u8054\u72b6\u6001\uff0c\u5176\u7b49\u6548\u963b\u6297\u63a5\u8fd1\u4e8e50 Ω\uff0c\u7531\u6b64\u4e5f\u53ef\u4ee5\u770b\u51fa\uff0c\u7535\u6e90\u7aef\u53e3\u4f20\u5bfc\u9a9a\u6270\u7684\u5b9e\u8d28\u5c31\u662f\u6d4b\u8bd550 Ω \u963b\u6297\uff08\u8fd9\u4e2a\u963b\u6297\u7531LISN\u4e2d\u76841 kΩ\u7684\u7535\u963b\u4e0e\u63a5\u6536\u673a\u7684\u8f93\u5165\u963b\u6297\u5e76\u8054\u800c\u6210\uff09\u4e24\u7aef\u7684\u7535\u538b\u3002<\/p>\n \n\t\u5f53\u963b\u629750 Ω\u4e00\u5b9a\u65f6\uff0c\u7535\u6e90\u7aef\u53e3\u4f20\u5bfc\u9a9a\u6270\u7684\u5b9e\u8d28\u4e5f\u53ef\u4ee5\u7406\u89e3\u4e3a\u6d41\u8fc7\u8fd9\u4e2a50 Ω\u963b\u6297\u7684\u7535\u6d41\u7684\u5927\u5c0f\u3002\u5728\u5b9e\u9645\u4ea7\u54c1\u4e2d\u6709\u4e24\u79cd\u7535\u6d41\u4f1a\u6d41\u8fc7\u8fd9\u4e2a50 Ω\u963b\u6297\uff0c\u4e00\u79cd\u662f\u56fe4 \u4e2d\u7684IDM\uff0c\u53e6\u4e00\u79cd\u662f\u56fe4\u4e2d\u7684 ICM\u3002\u65e0\u8bba\u662fIDM\u8fd8\u662fICM\uff0c\u90fd\u4f1a\u5728\u63a5\u6536\u673a\u4e2d\u663e\u793a\u51fa\u6d4b\u8bd5\u503c\uff0c\u800c\u63a5\u6536\u673a\u672c\u8eab\u65e0\u6cd5\u5224\u65ad\u662f\u54ea\u79cd\u7535\u6d41\u5f15\u8d77\u7684\u4f20\u5bfc\u9a9a\u6270\u3002\u8fd9\u9700\u8981\u8bbe\u8ba1\u8005\u53bb\u63a7\u5236\u4e0e\u5206\u6790\u3002\u63a7\u5236\u4ea7\u54c1\u4e2d\u7684\u9a9a\u6270\u7535\u6d41\u4e0d\u6d41\u8fc7LISN\u548c\u63a5\u6536\u673a\u5e76\u8054\u7ec4\u6210\u768450 Ω\u963b\u6297\u662f\u89e3\u51b3\u7535\u6e90\u7aef\u53e3\u4f20\u5bfc\u9a9a\u6270\u95ee\u9898\u7684\u5173\u952e\u3002\u901a\u8fc7\u5927\u91cf\u7684\u5b9e\u8df5\u8bc1\u660e\uff0c\u5927\u90e8\u5206\u7684\u7535\u6e90\u7aef\u53e3\u4f20\u5bfc\u9a9a\u6270\u95ee\u9898\u4ea7\u751f\u4e8eICM\uff0c\u5b83\u662f\u4e00\u79cd\u5171\u6a21\u7535\u6d41\uff0c\u5206\u6790\u5176\u8def\u5f84\u548c\u5927\u5c0f\u6709\u7740\u6781\u5176\u91cd\u8981\u7684\u610f\u4e49\u3002<\/p>\n \n\t<\/p>\n \n\t\u56fe4 \u5f15\u8d77\u7535\u6e90\u7aef\u53e3\u4f20\u5bfc\u9a9a\u6270\u7684\u7535\u6d41<\/p>\n \n\t\u7535\u6d41\u63a2\u5934\u662f\u4fe1\u53f7\u7aef\u53e3\u4f20\u5bfc\u9a9a\u6270\u6d4b\u8bd5\u7684\u5173\u952e\u8bbe\u5907\u3002\u56fe5\u662f\u4fe1\u53f7\u7aef\u53e3\u4f20\u5bfc\u9a9a\u6270\u6d4b\u8bd5\u914d\u7f6e\u56fe\uff0c\u4ece\u56fe5 \u4e2d\u53ef\u4ee5\u660e\u786e\u770b\u5230\u7535\u6d41\u63a2\u5934\u5b9e\u8d28\u4e0a\u6d4b\u8bd5\u7684\u5c31\u662fEUT\u7535\u7f06\u4e0a\u7684\u5171\u6a21\u7535\u6d41\u3002\u5f53\u7136\u4e0e\u5355\u6781\u5929\u7ebf\u6216\u5076\u6781\u5b50\u5929\u7ebf\u6a21\u578b\u4ea7\u751f\u8f90\u5c04\u53d1\u5c04\u4e00\u6837\uff0c\u5f15\u8d77\u4fe1\u53f7\u7aef\u53e3\u4f20\u5bfc\u9a9a\u6270\u7684\u5171\u6a21\u7535\u6d41\u901a\u5e38\u4e0d\u662f\u4fe1\u53f7\u7aef\u53e3\u4e0a\u7684\u6b63\u5e38\u5de5\u4f5c\u7535\u6d41\u4fe1\u53f7\uff0c\u800c\u662f\u4e00\u4e9b“\u65e0\u610f”\u7684\u5171\u6a21\u7535\u6d41\u5f15\u8d77\u7684\u3002\u53ef\u89c1\uff0c\u4fe1\u53f7\u7aef\u53e3\u4f20\u5bfc\u9a9a\u6270\u6d4b\u8bd5\u5b9e\u8d28\u4e0a\u4e0e\u8f90\u5c04\u53d1\u5c04\u6d4b\u8bd5\u4e2d\u56e0\u4ea7\u54c1\u4e2d\u7684\u7535\u7f06\u6216\u957f\u5c3a\u5bf8\u5bfc\u4f53\u4ea7\u751f\u7684\u7b49\u6548\u5355\u6781\u5929\u7ebf\u6216\u5076\u6781\u5b50\u5929\u7ebf\u6a21\u578b\u800c\u4ea7\u751f\u7684\u8f90\u5c04\u53d1\u5c04\u662f\u4e00\u81f4\u7684\uff0c\u53ea\u662f\u9891\u6bb5\u4e0a\u4e0d\u4e00\u6837\u3002<\/p>\n \n\t<\/p>\n \n\t\u56fe5 \u4fe1\u53f7\u7aef\u53e3\u4f20\u5bfc\u9a9a\u6270\u6d4b\u8bd5\u914d\u7f6e\u56fe<\/p>\n \n\t\u4e09\u3001ESD\u6297\u6270\u5ea6\u6d4b\u8bd5\u5b9e\u8d28<\/strong><\/p>\n \n\t<\/p>\n \n\t<\/p>\n \n\t\u56fe6 \u67d0\u4e00\u4ea7\u54c1\u8fdb\u884cESD\u6d4b\u8bd5\u65f6\u7684ESD\u653e\u7535\u7535\u6d41\u5206\u5e03\u8def\u5f84<\/p>\n \n\t\u4eceESD\u6d4b\u8bd5\u914d\u7f6e\u63cf\u8ff0\u53ef\u4ee5\u770b\u51fa\uff0c\u5728\u8fdb\u884cESD\u6d4b\u8bd5\u65f6\uff0c\u9700\u8981\u5c06\u9759\u7535\u67aa\u7684\u63a5\u5730\u7ebf\u63a5\u81f3\u53c2\u8003\u63a5\u5730\u677f\uff08\u53c2\u8003\u63a5\u5730\u677f\u63a5\u5b89\u5168\u5730\uff09\uff0cEUT\u653e\u7f6e\u4e8e\u53c2\u8003\u63a5\u5730\u677f\u4e4b\u4e0a\uff08\u901a\u8fc7\u53f0\u9762\u62160\uff0e1 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\n\t\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cESD\u63a5\u89e6\u653e\u7535\u7535\u6d41\u6ce2\u5f62\u7684\u4e0a\u5347\u6cbf\u65f6\u95f4\u4f1a\u57281 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