{"id":19462,"date":"2022-06-29T00:00:56","date_gmt":"2022-06-28T16:00:56","guid":{"rendered":"https:\/\/techclass.wfjydl.com\/?p=19462"},"modified":"2022-08-04T15:39:59","modified_gmt":"2022-08-04T07:39:59","slug":"%e7%ac%ac21%e7%af%87-emc%e8%ae%a1%e7%ae%97%e6%96%b9%e6%b3%95%e5%92%8cemc%e4%bb%bf%e7%9c%9f%ef%bc%886%ef%bc%89-%e8%be%90%e5%b0%84%e6%8a%97%e6%89%b0%e5%ba%a6%ef%bc%88ri%ef%bc%89%e7%9a%84%e8%af%95","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/tech-info\/emc-column\/12383","title":{"rendered":"\u7b2c21\u7bc7 EMC\u8ba1\u7b97\u65b9\u6cd5\u548cEMC\u4eff\u771f\uff086\uff09 \u8f90\u5c04\u6297\u6270\u5ea6\uff08RI\uff09\u7684\u8bd5\u884c\u8ba1\u7b97\u65b9\u6cd5"},"content":{"rendered":"<p>\u5927\u5bb6\u597d\uff01\u6211\u662f极悦娱乐\u7684\u7a3b\u57a3\u3002<\/p>\n<p>\u7b2c21\u7bc7\u662f\u78c1\u517c\u5bb9\u6027\uff08EMC\uff09\u7684\u8ba1\u7b97\u65b9\u6cd5\u548c\u4eff\u771f\u7cfb\u5217\u7684\u7b2c6\u7bc7\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u8f90\u5c04\u6297\u6270\u5ea6\uff08RI\uff1a Radiated Immunity\uff09\u7684\u8bd5\u884c\u8ba1\u7b97\u65b9\u6cd5\u3002\u5728\u8f66\u8f7d\u7535\u5b50\u4ea7\u54c1\u7684\u7535\u78c1\u517c\u5bb9\u6027\uff08EMC\uff09\u76f8\u5173\u7684\u201cISO 11452-2\u6807\u51c6\u4e2d\uff0c\u79f0\u4e3a ALSE\u6cd5\uff08Absorber-lined shielded enclosure\uff09\u201d\u3002 <\/p>\n<p>\u8be5\u65b9\u6cd5\u662f\u5c06\u8f66\u8f7d\u84c4\u7535\u6c60\u3001\u7ebf\u8def\u963b\u6297\u7a33\u5b9a\u7f51\u7edc\u3001\u7ebf\u675f\u3001DUT\uff08\u6d4b\u8bd5\u5bf9\u8c61\uff09\u7b49\u914d\u7f6e\u5728\u57fa\u51c6\u63a5\u5730\u9762\u4e0a\uff0c\u4ece\u8ddd\u79bbDUT\uff08\u6d4b\u8bd5\u5bf9\u8c61\uff091\u7c73\u5904\u7684\u5929\u7ebf\u65bd\u52a0\u7535\u78c1\u566a\u58f0\uff08\u7535\u573a\uff09\uff0c\u7136\u540e\u5224\u65adDUT\u662f\u5426\u53d1\u751f\u8bef\u52a8\u4f5c\u3002CISPR25\u6807\u51c6\u7684ALSE\u6cd5\u662f\u89c2\u6d4b\u6765\u81ea\u7ebf\u675f\u7b49\u7684\u8f90\u5c04\u6297\u6270\u5ea6\uff0c\u800cISO 11452-2\u6807\u51c6\u7684ALSE\u6cd5\u5219\u662f\u89c2\u6d4b\u9488\u5bf9\u7ebf\u675f\u7b49\u7684\u8f90\u5c04\u6297\u6270\u5ea6\uff0c\u6240\u4ee5\u4e24\u8005\u7684\u73b0\u8c61\u662f\u76f8\u53cd\u7684\u3002<\/p>\n<p>\u5173\u4e8e\u9884\u6d4b\u8ba1\u7b97\uff0c\u5982\u679c\u73af\u5883\u662f\u53ef\u4ee5\u901a\u8fc7CISPR25\u6807\u51c6ALSE\u6cd5\u8fdb\u884c\u8ba1\u7b97\u7684\u73af\u5883\uff0c\u90a3\u4e48\u5c31\u9700\u8981\u66f4\u6539\u4e00\u4e9b\u8bbe\u7f6e\uff0c\u4f46\u6211\u8ba4\u4e3aCAD\u7b49\u6570\u636e\u51e0\u4e4e\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u3002\u8ba1\u7b97\u5bf9\u8c61\u9664\u4e0a\u8ff0\u9879\u76ee\u5916\uff0c\u8fd8\u5305\u62ec\u5929\u7ebf\u4fe1\u53f7\u6e90\uff08\u7535\u573a\uff09\u3001EMC\u5bf9\u7b56\u5143\u5668\u4ef6\uff08\u6b64\u5904\u4e3a\u7535\u5bb9\u5143\u4ef6C\uff09\u3001DUT\uff08LSI\u6a21\u578b\uff0c\u65e0\u6e90\u5668\u4ef6\uff09\u3001\u5408\u89c4\u6027\u5224\u65ad\u88c5\u7f6e\u7b49\u3002<\/p>\n<p>\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u7ed3\u5408\u4f7f\u7528\u7535\u78c1\u573a\u5206\u6790\u548c\u7535\u8def\u5206\u6790\u8fdb\u884c\u8ba1\u7b97\u3002\u8ba1\u7b97\u7684\u5927\u81f4\u601d\u8def\u662f\u901a\u8fc7\u7535\u78c1\u573a\u5206\u6790\uff0c\u6839\u636e\u5929\u7ebf\u7684\u7535\u573a\u5f3a\u5ea6\u8ba1\u7b97\u51fa\u4e0e\u7ebf\u675f\u76f8\u8fde\u63a5\u7684\u5370\u5237\u7535\u8def\u677f\uff08PCB\uff09\u7684\u611f\u5e94\u7535\u538b\u3002\u6839\u636e\u8be5\u611f\u5e94\u7535\u538b\u548c\u5230\u8fbeDUT\uff08LSI\u5f15\u811a\uff09\u7684\u7535\u538b\uff0c\u901a\u8fc7\u7535\u8def\u5206\u6790\u5224\u65ad\u662f\u5426\u5b58\u5728\u8bef\u52a8\u4f5c\u3002\u7b80\u800c\u8a00\u4e4b\uff0c\u7531\u7535\u78c1\u573a\u5206\u6790\u8d1f\u8d23\u8f90\u5c04\u7cfb\u7edf\uff08\u5728\u7a7a\u6c14\u4e2d\u4f20\u64ad\u4fe1\u53f7\u7684\u90e8\u5206\uff09\uff0c\u7531\u7535\u8def\u5206\u6790\u8d1f\u8d23\u4f20\u5bfc\u7cfb\u7edf\uff08\u5728\u5bfc\u7ebf\u4e2d\u4f20\u8f93\u4fe1\u53f7\u7684\u90e8\u5206\uff09\u3002<\/p>\n<div class=\"fBox\">\n<div class=\"fl\" style=\"width: 350px!important;\">\n<p style=\"margin-bottom: 0;\"><img loading=\"lazy\" decoding=\"async\" width=\"351\" height=\"199\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2022\/06\/column21_f1.jpg\" alt=\"\" class=\"alignnone size-full wp-image-19463\" \/><\/p>\n<p style=\"text-align: center;\"><strong>\u7535\u78c1\u573a\u5206\u6790\uff08MoM\u6cd5\uff09\u7684CAD\u6570\u636e\u548c\u8ba1\u7b97\u7ed3\u679c\u793a\u4f8b<\/strong><\/p>\n<\/p>\n<\/div>\n<div class=\"fr\">\n<p style=\"margin-bottom: 0;\"><img loading=\"lazy\" decoding=\"async\" width=\"351\" height=\"199\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2022\/06\/column21_f2.jpg\" alt=\"\" class=\"alignnone size-full wp-image-19464\" \/><\/p>\n<p style=\"text-align: center;\"><strong>\u8f66\u8f7d\u84c4\u7535\u6c60\u3001\u7ebf\u8def\u963b\u6297\u7a33\u5b9a\u7f51\u7edc\u3001\u7ebf\u675f\u3001DUT\u7684\u63cf\u8ff0\u793a\u4f8b<\/strong><\/p>\n<\/div>\n<\/div>\n<p>\u4e0b\u9762\u6211\u6309\u7167\u987a\u5e8f\u6765\u9010\u4e00\u8bb2\u89e3\u3002\u5728\u8bd5\u884c\u8ba1\u7b97\u4e2d\uff0c\u5206\u4e24\u4e2a\u9636\u6bb5\u8fdb\u884c\u5904\u7406\uff0c\u7b2c\u4e00\u9636\u6bb5\u7684IB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\u6a21\u578b\u63d0\u53d6\uff08Extraction\uff09\u548c\u7b2c\u4e8c\u9636\u6bb5\u7684\u9884\u6d4b\u8ba1\u7b97\uff08Prediction\uff09\u5206\u522b\u4f7f\u7528shell\u811a\u672c\u6765\u81ea\u52a8\u5b8c\u6210\u3002\u7b2c\u4e00\u9636\u6bb5IB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\u6a21\u578b\u63d0\u53d6\uff08Extraction\uff09\u7684\u8ba1\u7b97\u6b65\u9aa4\u5982\u4e0b\u3002<\/p>\n<p>\u25a0\u7b2c\u4e00\u9636\u6bb5\uff1aIB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\u6a21\u578b\u63d0\u53d6\uff08Extraction\uff09<\/p>\n<ol class=\"disc-none emc_column\">\n<li>\u2460 \u9996\u5148\uff0c\u6839\u636e\u4e0a\u8ff0\u8ba1\u7b97\u5bf9\u8c61\u5236\u4f5c\u8ba1\u7b97\u7535\u8def\u56fe\uff0c\u5373\u76f4\u63a5\u8fde\u63a5\u6d4b\u8bd5\u7535\u8def\u4f7f\u5176\u6210\u4e3a\u8ba1\u7b97\u7535\u8def\u7684\u793a\u610f\u56fe\u3002\u7535\u78c1\u573a\u5206\u6790\u7684\u7535\u8def\u56fe\u53c2\u8003\u4e0a\u56fe\u5373\u53ef\u3002\u7535\u8def\u5206\u6790\u7684\u7535\u8def\u56fe\u4e0eIEC 62132-4\u6807\u51c6DPI\u6cd5\uff08\u7b2c19\u7bc7\uff09\u4e2d\u4f7f\u7528\u7684\u7535\u8def\u56fe\u51e0\u4e4e\u76f8\u540c\u3002<\/li>\n<li>\u2461 \u5728\u8fd9\u4e2a\u8bd5\u884c\u8ba1\u7b97\u4e2d\uff0c\u5e0c\u671b\u5c06\u6d4b\u8bd5\u9891\u7387\u8303\u56f4200MHz\uff5e1GHz\u3001\u7535\u573a\u5f3a\u5ea6200V\/m\u7528\u4f5c\u9650\u503c\u3002\u7531\u4e8ePass\/Fail\u7684\u5224\u5b9a\u5c31\u662f\u6d4b\u8bd5\u7ed3\u679c\uff0c\u6240\u4ee5\u4e0e<a href=\"https:\/\/techweb.rohm.co.jp\/tech-info\/emc-column\/12351\">\u7b2c20\u7bc7<\/a> ISO 11452-4\u6807\u51c6HE\u6cd5\uff08BCI \u6cd5\uff09\u4e00\u6837\uff0c\u5c06Pass\u8bbe\u7f6e\u4e3a200V\/m\uff0c\u5c06Fail\u8bbe\u7f6e\u4e3a100V\/m\uff0c\u5e76\u5c06\u5176\u7528\u4f5c\u9884\u6d4b\u8ba1\u7b97\u6240\u4f7f\u7528\u7684\u5b9e\u6d4b\u503c\u3002\u5c06Pass\/Fail\u7684\u5b9e\u6d4b\u5224\u5b9a\u7ed3\u679c\u8f6c\u6362\u4e3a\u6570\u503c\u5e76\u7528\u4e8e\u8ba1\u7b97\u3002<\/li>\n<li>\u2462 \u5c06\u2461\u4e2d\u521b\u5efa\u7684\u7535\u573a\u5f3a\u5ea6\uff08\u6240\u6709\u6d4b\u8bd5\u9891\u7387\uff09\u4f5c\u4e3a\u7535\u78c1\u573a\u5206\u6790\u7684\u5929\u7ebf\u4fe1\u53f7\u6e90\uff08\u7535\u573a\uff09\u65bd\u52a0\uff0c\u5e76\u8ba1\u7b97\u5728\u88c5\u6709DUT\uff08\u6d4b\u8bd5\u5bf9\u8c61\uff09\u7684\u5370\u5237\u7535\u8def\u677f\uff08PCB\uff09\u4e0a\u611f\u5e94\u7684\u7535\u538b\u503c\u3002<\/li>\n<li>\u2463 \u63a5\u4e0b\u6765\uff0c\u901a\u8fc7\u7535\u8def\u5206\u6790\uff08\u77ac\u6001\u5206\u6790\uff0c\u6240\u6709\u6d4b\u8bd5\u9891\u7387\uff09\u8ba1\u7b97\u5230\u8fbe\u5370\u5237\u7535\u8def\u677f\uff08PCB\uff09\u4e0a\u7684DUT\uff08LSI\u5f15\u811a\uff09\u7684\u7535\u538b\uff0c\u5e76\u5c06\u5176\u7528\u4f5cIB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\u6a21\u578b\u3002\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u8bef\u52a8\u4f5c\u7684\u7535\u538b\u9608\u503c\u6309\u4e00\u5b9a\u5468\u671f\u6ce2\u52a8\u7684\u7ebf\u675f\u7279\u6027\u5728\u56fe\u4e2d\u5f97\u5230\u4e86\u5f88\u597d\u7684\u4f53\u73b0\u3002\u53e6\u5916\uff0c\u5728\u8fd9\u4e2a\u9636\u6bb5\uff0c\u9700\u8981\u8ba1\u7b97\u51fa\u201c\u7535\u573a\u5f3a\u5ea6\u4e0e\u611f\u5e94\u7535\u538b\u7684\u76f8\u5173\u7cfb\u6570\u201d\u3002\u8fd9\u6837\uff0c\u6839\u636e\u5b9e\u6d4b\u503c\u81ea\u52a8\u751f\u6210\u8ba1\u7b97\u673a\u6a21\u578b\uff0c\u5c06\u975e\u5e38\u6709\u52a9\u4e8e\u201c\u7f29\u77ed\u8ba1\u7b97\u65f6\u95f4\u201d\u548c\u201c\u63d0\u9ad8\u8ba1\u7b97\u7cbe\u5ea6\u201d\u3002<\/li>\n<\/ol>\n<p style=\"text-align: center; margin-bottom: 0;\"><img loading=\"lazy\" decoding=\"async\" width=\"320\" height=\"360\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2022\/06\/column21_f4.jpg\" alt=\"\" class=\"alignnone size-full wp-image-19465\" \/><\/p>\n<p style=\"text-align: center;\"><strong>IB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\u6a21\u578b\u7684\u8ba1\u7b97\u793a\u4f8b<\/strong><\/p>\n<p>\u7b2c\u4e8c\u9636\u6bb5\u7684\u9884\u6d4b\u8ba1\u7b97\uff08Prediction\uff09\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<p>\u25a0\u7b2c\u4e8c\u9636\u6bb5\uff1aIB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\u6a21\u578b\u63d0\u53d6\uff08Extraction\uff09<\/p>\n<ol class=\"disc-none emc_column\">\n<li>\u2464 \u521b\u5efa\u7535\u8def\u5206\u6790\u6240\u7528\u7684\u9884\u6d4b\u8ba1\u7b97\u7528\u7535\u8def\u3002\u4e0eIB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\u6a21\u578b\u63d0\u53d6\u7535\u8def\u4e4b\u95f4\u7684\u533a\u522b\u5728\u4e8e\u6dfb\u52a0\u4e86\u8bef\u52a8\u4f5c\u5224\u5b9a\u5668\uff08\u6bd4\u8f83\u5668\uff09\u3002\u901a\u8fc7\u8bef\u52a8\u4f5c\u5224\u5b9a\u5668\uff08\u6bd4\u8f83\u5668\uff09\u5bf9\u5230\u8fbeLSI\u7684\u7535\u538b\u503c\u548cIB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\u8fdb\u884c\u6bd4\u8f83\u3002<\/li>\n<li>\u2465 \u9996\u5148\uff0c\u5c06\u7535\u538b\u566a\u58f0\u4fe1\u53f7\u6e90\u8bbe\u7f6e\u4e3a\u8870\u51cf\u632f\u52a8\u6ce2\u5f62\u5e76\u8fdb\u884c\u7535\u8def\u5206\u6790\uff08\u77ac\u6001\u5206\u6790\uff09\uff0c\u5373\u53ef\u83b7\u5f97\u6bd4\u5982LSI\u4ece\u8bef\u52a8\u4f5c\u72b6\u6001\u8f6c\u53d8\u4e3a\u975e\u8bef\u52a8\u4f5c\u72b6\u6001\u7684\u60c5\u51b5\u3002\u5728\u6240\u6709\u6d4b\u8bd5\u9891\u7387\u91cd\u590d\u8be5\u6b65\u9aa4\u3002<\/li>\n<li>\u2466 \u5728\u8870\u51cf\u632f\u52a8\u6ce2\u5f62\u4e2d\u83b7\u5f97\u53d1\u751f\u8bef\u52a8\u4f5c\u7684\u7535\u538b\u503c\uff0c\u5c31\u53ef\u4ee5\u6839\u636e\u4e4b\u524d\u8ba1\u7b97\u51fa\u7684\u201c\u7535\u573a\u5f3a\u5ea6\u4e0e\u611f\u5e94\u7535\u538b\u7684\u76f8\u5173\u7cfb\u6570\u201d\u8ba1\u7b97\u51fa\u53d1\u751f\u8bef\u52a8\u4f5c\u7684\u7535\u573a\u5f3a\u5ea6\u3002\u8fd9\u5c31\u662f\u6240\u8981\u7684\u9884\u6d4b\u8ba1\u7b97\u503c\u3002\u901a\u8fc7\u4f7f\u7528\u76f8\u5173\u7cfb\u6570\uff0c\u53ef\u4ee5\u7701\u7565\u7535\u78c1\u573a\u5206\u6790\uff0c\u4ece\u800c\u53ef\u4ee5\u7f29\u77ed\u8ba1\u7b97\u65f6\u95f4\u3002<\/li>\n<li>\u2467 \u5de6\u4e0b\u56fe\u4e3a\u4f7f\u7528\u4e0eEMC\u5bf9\u7b56\u524d\u7684IB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\u6a21\u578b\u63d0\u53d6\u7535\u8def\u76f8\u540c\u7684\u7535\u8def\u8fdb\u884c\u9884\u6d4b\u8ba1\u7b97\u540e\u7684\u66f2\u7ebf\u56fe\u3002\u5b9e\u6d4b\u503c\u4e0e\u8ba1\u7b97\u503c\u9ad8\u5ea6\u4e00\u81f4\uff01<\/li>\n<li>\u2468 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src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2022\/06\/column21_f5.jpg\" alt=\"\" class=\"alignnone size-full wp-image-19466\" \/><\/p>\n<p style=\"text-align: center;\"><strong>\u5de6\uff1aIB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\u6a21\u578b\u521b\u5efa\u7535\u8def\u7684\u9884\u6d4b\u8ba1\u7b97\u793a\u4f8b<br \/>\uff08\u5b9e\u6d4b\u503c\u4e0e\u8ba1\u7b97\u503c\u4e00\u81f4\uff0c\u9ed1\u8272\uff1a\u5b9e\u6d4b\u503c\uff0c\u7ea2\u8272\uff1a\u8ba1\u7b97\u503c\uff0c\u84dd\u7eff\u8272\uff1a\u9650\u503c\uff09<\/strong><\/p>\n<\/p>\n<\/div>\n<div class=\"fr\">\n<p style=\"margin-bottom: 0;\"><img loading=\"lazy\" decoding=\"async\" width=\"276\" height=\"307\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2022\/06\/column21_f6.jpg\" alt=\"\" class=\"alignnone size-full wp-image-19467\" \/><\/p>\n<p style=\"text-align: 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\/>\n\u300aLSI\u7684EMC\u8bbe\u8ba1\u300b\uff0c\u79d1\u5b66\u4fe1\u606f\u51fa\u7248\u682a\u5f0f\u4f1a\u793e\uff0c2018\u5e742\u6708\u7b2c\u4e00\u7248\uff0cISBN978-4-904774-68-7\u3002<\/p>\n<ul class=\"disc-none emc_column\">\n<li>\u25c6\u8f90\u5c04\u6297\u6270\u5ea6\uff08RI\uff09\u8ba1\u7b97\u9a8c\u8bc1\uff1a<br \/>\n\t\t\u7b2c6\u7ae0 \u901a\u8fc7\u73b0\u8c61\u9a8c\u8bc1\u534a\u5bfc\u4f53\u96c6\u6210\u7535\u8def\u7684\u7535\u78c1\u517c\u5bb9\u6027\uff082\uff09\u3000pp.160~164\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"\u5927\u5bb6\u597d\uff01\u6211\u662f极悦娱乐\u7684\u7a3b\u57a3\u3002 \u7b2c21\u7bc7\u662f\u78c1\u517c\u5bb9\u6027\uff08EMC\uff09\u7684\u8ba1\u7b97\u65b9\u6cd5\u548c\u4eff\u771f\u7cfb\u5217\u7684\u7b2c6\u7bc7\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u8f90\u5c04\u6297\u6270\u5ea6\uff08RI\uff1a Radiated Immunity\uff09\u7684\u8bd5\u884c\u8ba1\u7b97\u65b9\u6cd5\u3002\u5728\u8f66\u8f7d\u7535\u5b50\u4ea7\u54c1\u7684\u7535\u78c1\u517c\u5bb9\u6027\uff08EMC\uff09\u76f8\u5173\u7684\u201cISO 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