{"id":19209,"date":"2022-05-18T00:00:00","date_gmt":"2022-05-17T16:00:00","guid":{"rendered":"https:\/\/techclass.wfjydl.com\/?p=19209"},"modified":"2022-05-18T11:09:50","modified_gmt":"2022-05-18T03:09:50","slug":"%e7%ac%ac20%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%885%ef%bc%89","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/knowledge\/tech-info\/engineer\/emc-column\/12351","title":{"rendered":"\u7b2c20\u7bc7 EMC\u8ba1\u7b97\u65b9\u6cd5\u548cEMC\u4eff\u771f\uff085\uff09"},"content":{"rendered":"<div id=\"ttl-techinfo\" class=\"ttl-wrap\">\n<p class=\"cat-ttl is_cat-glossary\">\u30a8\u30f3\u30b8\u30cb\u30a2\u30b3\u30e9\u30e0<\/p>\n<h1 class=\"keypoint\">\u7b2c20\u7bc7 EMC\u8ba1\u7b97\u65b9\u6cd5\u548cEMC\u4eff\u771f\uff085\uff09<br \/>\n\u4f20\u5bfc\u6297\u6270\u5ea6\uff08CI\uff09\u7684\u8bd5\u884c\u8ba1\u7b97\u65b9\u6cd5<\/h1>\n<h2>\u4ec0\u4e48\u662fISO 11452-4\u6807\u51c6HE\u6cd5\uff1f<\/h2>\n<\/div>\n<div id=\"main-article\" class=\"engineer\">\n<p>\u5927\u5bb6\u597d\uff01\u6211\u662f极悦娱乐\u7684\u7a3b\u57a3\u3002<\/p>\n<p>\u7b2c20\u7bc7\u4e5f\u662f\u5173\u4e8e\u7535\u78c1\u517c\u5bb9\u6027\uff08EMC\uff09\u7684\u8ba1\u7b97\u65b9\u6cd5\u548c\u4eff\u771f\u76f8\u5173\u7684\u5185\u5bb9\u3002\u672c\u6587\u4e3a\u8be5\u7cfb\u5217\u7684\u7b2c\uff085\uff09\u7bc7\uff0c\u5c06\u4ecb\u7ecd\u662f\u4f20\u5bfc\u6297\u6270\u5ea6\uff08CI\uff1a Conducted Immunity\uff09\u7684\u8bd5\u884c\u8ba1\u7b97\u65b9\u6cd5\u3002\u8fd9\u662f\u6d89\u53ca\u5230\u6c7d\u8f66\u7535\u5b50\u4ea7\u54c1\u7684\u7535\u78c1\u517c\u5bb9\u6027\uff08EMC\uff09\u7279\u6027\u7684\u65b9\u6cd5\uff0c\u5373\u201cISO 11452-4\u6807\u51c6HE\u6cd5\uff08Harness Excitation Method\uff0c\u7ebf\u675f\u6fc0\u52b1\u65b9\u6cd5\uff09\u201d\u3002<\/p>\n<p>\u5728ISO 11452-4\u6807\u51c6\u4e2d\uff0cHE\u6cd5\u5305\u62ecBCI\uff08Bulk Current Injection\uff0c\u5927\u7535\u6d41\u6ce8\u5165\uff09\u6cd5\u548cTWC\uff08Tubular Wave Coupler\uff0c\u7ba1\u6ce2\u8026\u5408\uff09\u6cd5\u4e24\u79cd\u3002\u8fd9\u4e24\u79cd\u65b9\u6cd5\u90fd\u662f\u901a\u8fc7\u5c06\u7535\u78c1\u566a\u58f0\u65bd\u52a0\u4e8e\u7ebf\u675f\uff08\u6a21\u62df\u8f66\u8f86\u4e2d\u7684\u7535\u7ebf\u8d70\u7ebf\uff09\uff0c\u6765\u5224\u5b9aDUT\uff08\u6d4b\u8bd5\u5bf9\u8c61\uff09\u7684\u8bef\u52a8\u4f5c\u7a0b\u5ea6\u3002BCI\u6cd5\u662f\u901a\u8fc7\u7535\u6d41\u6ce8\u5165\u63a2\u5934\u65bd\u52a00.1MHz\uff5e400MHz\u7535\u6d41\u566a\u58f0\u7684\u4e00\u79cd\u6d4b\u8bd5\u65b9\u6cd5\uff0c\u800cTWC\u6cd5\u5219\u662f\u901a\u8fc7\u8026\u5408\u5668\u65bd\u52a0400MHz\uff5e3GHz\u529f\u7387\u566a\u58f0\u7684\u6d4b\u8bd5\u65b9\u6cd5\u3002\u672c\u6587\u5c06\u4ecb\u7ecdBCI\u6cd5\u7684\u9884\u6d4b\u8ba1\u7b97\u76f8\u5173\u5185\u5bb9\u3002<\/p>\n<p>ISO 11452-4\u6807\u51c6\u7684BCI\u6cd5\u662f\u4e00\u79cd\u4e0e<a href=\"https:\/\/techclass.wfjydl.com\/knowledge\/tech-info\/engineer\/emc-column\/11834\">\u4e0a\u4e00\u7bc7\u6587\u7ae0<\/a>\u4e2d\u4ecb\u7ecd\u7684IEC 62132-4\u6807\u51c6\u7684DPI\u6cd5\u6709\u5f88\u5927\u4e0d\u540c\u7684\u6d4b\u8bd5\u65b9\u6cd5\u3002DPI\u6cd5\u662f\u4e00\u8fb9\u4e0a\u4e0b\u8c03\u6574\u884c\u6ce2\u529f\u7387\u503c\uff0c\u4e00\u8fb9\u9ad8\u7cbe\u5ea6\u5730\u6d4b\u91cf DUT\uff08\u6d4b\u8bd5\u5bf9\u8c61\uff09\u7684\u6297\u6270\u5ea6\u3002\u800cBCI\u6cd5\u5219\u662f\u65bd\u52a0\u6bd4\u5982200mA\u7684\u7535\u6d41\u566a\u58f0\uff0c\u5e76\u5728\u6240\u6709\u9891\u6bb5\u6d4b\u8bd5\u662f\u5426\u4f1a\u53d1\u751f\u8bef\u52a8\u4f5c\u3002\u56e0\u6b64\uff0c\u6d4b\u8bd5\u7ed3\u679c\u4f1a\u6309\u7167\u6bcf\u4e2a\u9891\u7387\u6765\u5224\u5b9aPass\/Fail\u3002<\/p>\n<p>\u6211\u8ba4\u4e3a\u5728\u8fdb\u884c\u9884\u6d4b\u8ba1\u7b97\u65f6\uff0cDPI\u6cd5\u66f4\u5bb9\u6613\u5904\u7406\u3002\u5982\u679c\u901a\u8fc7BCI\u6cd5\u83b7\u5f97Pass\/Fail\u7684\u6d4b\u8bd5\u7ed3\u679c\uff0c\u6211\u8ba4\u4e3a\u5982\u4f55\u5728\u7535\u8def\u5206\u6790\uff08SPICE\u4eff\u771f\uff09\u4e2d\u5c06\u7ed3\u679c\u4f53\u73b0\u51fa\u6765\u662f\u4e00\u4e2a\u5f88\u56f0\u6270\u4eba\u7684\u95ee\u9898\u3002\u5728\u8fd9\u91cc\uff0c\u6211\u4f1a\u5bf9\u76f8\u5e94\u5185\u5bb9\u8fdb\u884c\u8bb2\u89e3\u3002\u8fd9\u79cdBCI\u6cd5\u7684\u9884\u6d4b\u8ba1\u7b97\u662f\u5728\u4e0d\u4f7f\u7528\u7535\u78c1\u573a\u5206\u6790\u7684\u60c5\u51b5\u4e0b\u8fdb\u884c\u7684\u3002\u5bf9\u4e8e\u53ef\u4ee5\u901a\u8fc7\u7535\u8def\u5206\u6790\u89e3\u51b3\u7684\u73b0\u8c61\u800c\u8a00\uff0c\u91c7\u7528BCI\u6cd5\u80fd\u5728\u77ed\u65f6\u95f4\u5185\u8fdb\u884c\u9884\u6d4b\u8ba1\u7b97\uff08\u6b64\u6b21\u7684CPU\u65f6\u95f4\u7ea6\u4e3a2\u5206\u949f\uff09\u3002<\/p>\n<p>\u8ba1\u7b97\u5bf9\u8c61\u5305\u62ec\u8f66\u8f7d\u7535\u6c60\u3001\u7ebf\u8def\u963b\u6297\u7a33\u5b9a\u7f51\u7edc\uff08LISN\uff09\u3001\u7ebf\u675f\uff08\u4e09\u7ebf\u5236\uff1a\u7535\u6e90\u7ebf\u3001\u63a5\u5730\u7ebf\u3001\u8f93\u51fa\u7ebf\uff09\u3001\u7535\u6d41\u6ce8\u5165\u63a2\u5934\u3001\u8d1f\u8f7d\u3001EMC\u5bf9\u7b56\u90e8\u4ef6\uff08\u8fd9\u91cc\u4e3a\u7535\u5bb9\u5143\u4ef6C\uff09 \u3001DUT\uff08LSI\u6a21\u578b\uff09\u3001\u7535\u6d41\u566a\u58f0\u6e90\u3001\u5408\u89c4\u6027\u5224\u65ad\u88c5\u7f6e\u7b49\u3002\u6b64\u5916\uff0c\u8fd9\u6b21\u4e5f\u5c06\u901a\u8fc7\u57fa\u4e8e\u6d4b\u91cf\u503c\u521b\u5efa\u8ba1\u7b97\u673a\u6a21\u578b\uff08\u4eff\u771f\u6a21\u578b\uff09\u7684\u65b9\u6cd5\u6765\u5b9e\u73b0\u3002<\/p>\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 \u4e0e\u7b2c19\u7bc7\u4e2d\u4e00\u6837\uff0c\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\u6d41\u6ce8\u5165\u63a2\u5934\u548c\u7ebf\u675f\u5728\u7535\u8def\u5206\u6790\u4e2d\u901a\u8fc7\u53d8\u538b\u5668\u8026\u5408\u6765\u4f53\u73b0\u3002\u7531\u4e8e\u662f\u4e09\u7ebf\u5236\u7684\uff0c\u56e0\u6b64\u901a\u8fc7\u4ece\u5c5e\u65b9\u5f0f\u8fde\u63a53\u4e2a\u53d8\u538b\u5668\uff0c\u53ef\u4ee5\u5c06\u7535\u6d41\u566a\u58f0\u5747\u5300\u5730\u65bd\u52a0\u5230\u6bcf\u6761\u7ebf\u8def\u4e0a\u3002\u53e6\u5916\uff0c\u7528LCR\u6d4b\u8bd5\u4eea\u6d4b\u91cfDUT\uff08\u6d4b\u8bd5\u5bf9\u8c61\uff09LSI\u5f15\u811a\u4e4b\u95f4\u7684\u963b\u6297\uff0c\u5e76\u6839\u636e\u5176\u7535\u6c14\u7279\u6027\u521b\u5efaLCR\uff08\u65e0\u6e90\u5668\u4ef6\uff09\u7535\u8def\uff08\u8fd9\u91cc\u662f\u5173\u952e\u70b9\uff01\uff09\u3002<\/li>\n<li>\u2461 \u63a5\u4e0b\u6765\uff0c\u5c06\u6d4b\u91cf\u7ed3\u679c\u8f6c\u6362\u4e3a\u6570\u503c\uff0c\u4ee5\u4fbf\u5bf9\u5176\u8fdb\u884c\u7535\u8def\u5206\u6790\u3002\u4f8b\u5982\uff0c\u5047\u8bbe\u65bd\u52a0200mA\u7684\u7535\u6d41\u566a\u58f0\u65f6\uff0c\u6709Pass\u7684\u9891\u7387\u548cFail\u7684\u9891\u7387\u3002\u6211\u4eec\u5c06Pass\u7684\u9891\u7387\u7684\u6d4b\u8bd5\u503c\u8bbe\u7f6e\u4e3a200mA\uff0c\u5c06Fail\u7684\u9891\u7387\u7684\u6d4b\u8bd5\u503c\u8bbe\u7f6e\u4e3a100mA\uff08Pass\u65f6\u76841\/2\u503c\uff0c\u4e5f\u53ef\u6839\u636e\u7ecf\u9a8c\u914c\u60c5\u66f4\u6539\uff09\u3002\u8fd9\u6837\uff0c\u6211\u4eec\u5c31\u6210\u529f\u521b\u5efa\u4e86\u4e00\u4e2a\u5373\u4f7f\u5728\u7535\u8def\u5206\u6790\u4e2d\u4e5f\u6613\u4e8e\u5904\u7406\u7684\u6570\u5b57\u6587\u4ef6\uff08\u8fd9\u4e5f\u662f\u5173\u952e\u70b9\uff01\uff09\u3002<\/li>\n<li>\u2462 \u5c06\u2461\u4e2d\u5f97\u5230\u7684\u7535\u6d41\u503c\u4f5c\u4e3a\u4fe1\u53f7\u6e90\uff0c\u901a\u8fc7\u7535\u8def\u5206\u6790\uff08\u77ac\u6001\u5206\u6790\uff09\u8ba1\u7b97\u51fa\u4e00\u4e2a\u9891\u7387\u7684IB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\uff08\u5230\u8fbeLSI\u7aef\u7684\u7535\u6d41\uff09\u3002\u5f53\u7535\u6d41\u8fbe\u5230\u5927\u4e8e\u901a\u8fc7\u8ba1\u7b97\u5f97\u51fa\u7684\u7535\u6d41\u503c\u65f6\uff0cDUT\uff08\u6d4b\u8bd5\u5bf9\u8c61\uff09\u4f1a\u53d1\u751f\u8bef\u52a8\u4f5c\uff1b\u5f53\u7535\u6d41\u5c0f\u4e8e\u901a\u8fc7\u8ba1\u7b97\u5f97\u51fa\u7684\u7535\u6d41\u503c\u65f6\uff0c\u4e0d\u4f1a\u53d1\u751f\u8bef\u52a8\u4f5c\uff0c\u8be5\u503c\u4e5f\u5c31\u662f\u8bef\u52a8\u4f5c\u9608\u503c\u3002<\/li>\n<li>\u2463 \u5728\u6240\u6709\u9891\u7387\u91cd\u590d\u2462\u4e2d\u7684\u64cd\u4f5c\u3002\u53ea\u8981\u8bbe\u7f6e\u4e3a\u53ef\u4ee5\u901a\u8fc7\uff08Shell\uff09\u811a\u672c\u6216\u5b8f\u53cd\u590d\u6267\u884c\uff0c\u90a3\u4e48\u5373\u4f7f\u5206\u6790\u6b21\u6570\u5f88\u591a\uff0c\u4e5f\u53ef\u4ee5\u4e00\u6b21\u6027\u6267\u884c\u3002\u5c06\u7ed3\u679c\u4fdd\u5b58\u4e3a\u6587\u4ef6\u5e76\u5728\u9891\u7387\u8f74\u4e0a\u7ed8\u5236\u66f2\u7ebf\u56fe\uff0c\u663e\u793a\u5982\u4e0b\uff1a<\/li>\n<\/ol>\n<p style=\"text-align: center; line-height: 1;\"><img decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2022\/05\/column20_f1.png\" alt=\"IB(\u8aa4\u52d5\u4f5c\u95be\u5024)\u30e2\u30c7\u30eb\u306e\u8a08\u7b97\u4f8b\" \/><br \/>\n<strong>IB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\u6a21\u578b\u7684\u8ba1\u7b97\u793a\u4f8b<\/strong><\/p>\n<p>\u53e6\u5916\uff0c\u8bf7\u6ce8\u610f\uff0cIB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\u6a21\u578b\u662f\u88ab\u9650\u5236\u7684\u56fa\u6709\u7535\u6d41\u503c\uff0c\u503c\u53d6\u51b3\u4e8e\u8ba1\u7b97\u7535\u8def\u56fe\u548cLSI\u6a21\u578b\uff08\u963b\u6297\u7279\u6027\uff09\u3002\u901a\u8fc7\u4e0e\u8ba1\u7b97\u7535\u8def\u56fe\u6216LSI\u6a21\u578b\u4e00\u8d77\u4f7f\u7528\uff0c\u5b83\u5c31\u6210\u4e3a\u53ef\u4ee5\u5728\u8ba1\u7b97\u673a\u4e0a\u590d\u73b0\u6d4b\u91cf\u65f6\u8bef\u52a8\u4f5c\u7684\u8ba1\u7b97\u673a\u6a21\u578b\uff08\u4eff\u771f\u6a21\u578b\uff09\u3002\uff08\u5728\u8fd9\u91cc\uff0c\u6839\u636e\u5ba2\u6237\u7684\u8981\u6c42\uff0c\u652f\u63011MHz\uff5e1GHz\uff09<\/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\u9884\u6d4b\u8ba1\u7b97\u7528\u7684\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\u6d41\u503c\u548cIB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\u8fdb\u884c\u6bd4\u8f83\u3002<\/li>\n<li>\u2465 \u63a5\u4e0b\u6765\uff0c\u5c06\u7535\u6d41\u566a\u58f0\u7684\u4fe1\u53f7\u6e90\u8bbe\u7f6e\u4e3a\u963b\u5c3c\u632f\u52a8\u6ce2\u5f62\u3002\u5bf9\u4e8eSPICE\u800c\u8a00\uff0c\u521b\u5efa\u963b\u5c3c\u632f\u52a8\u6ce2\u5f62\u662f\u6bd4\u8f83\u7b80\u5355\u7684\u3002\u4e0e\u7b2c19\u7bc7DPI\u6cd5\u4e2d\u4f7f\u7528\u7684\u7535\u6d41\u6362\u7b97\u65b9\u6cd5\u76f8\u540c\u3002<\/li>\n<li>\u2466 \u5728\u7535\u8def\u5206\u6790\uff08\u77ac\u6001\u5206\u6790\uff09\u4e2d\uff0c\u6267\u884c\u4e861\u4e2a\u9891\u7387\u7684\u5206\u6790\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\u9891\u7387\u91cd\u590d\u8be5\u6b65\u9aa4\u3002<\/li>\n<li>\u2467 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\u6dfb\u52a0EMC\u5bf9\u7b56\u7535\u8def\uff08\u8fd9\u91cc\u4f7f\u7528\u4e862\u4e2a\u4e09\u7aef\u7535\u5bb9\u5668C\u3002\u4e0e\u666e\u901a\u7684\u4e8c\u7aef\u7535\u5bb9\u5668\u76f8\u6bd4\uff0c\u8fd9\u79cd\u7535\u5bb9\u5668\u5177\u6709\u5bc4\u751f\u7535\u611fL\u66f4\u5c0f\u7684\u7279\u70b9\uff09\u540e\uff0c\u9884\u6d4b\u8ba1\u7b97\u7684\u7ed3\u679c\u5982\u53f3\u4e0b\u56fe\u6240\u793a\u3002\u5982\u679c\u9884\u6d4b\u8ba1\u7b97\u503c\u8fbe\u5230200mA\u4ee5\u4e0a\uff0c\u5219\u8868\u660e\u8be5\u503c\u5e94\u8be5\u662f\u7b26\u5408\u6807\u51c6\u7684\u9884\u6d4b\u8ba1\u7b97\u503c\u3002\u7279\u522b\u8981\u6ce8\u610f\u7684\u662f\uff0cEMC\u5bf9\u7b56\u4e4b\u524d\u7684100mA\u90e8\u5206\uff0c\u5df2\u7ecf\u88ab\u6539\u5584\u5230\u4e0e\u5176\u4ed6200mA\u90e8\u5206\u540c\u7b49\u7684\u6c34\u5e73\u3002\u5982\u4e0a\u6240\u8ff0\uff0c\u53ef\u4ee5\u770b\u51fa\uff0c\u901a\u8fc7\u6dfb\u52a0\u7535\u5bb9\u5143\u4ef6\uff0c\u4f7fLSI\u7684\u8bef\u52a8\u4f5c\u6c34\u5e73\u5f97\u5230\u4e86\u6539\u5584\u3002<\/li>\n<\/ol>\n<div class=\"fBox\">\n<div class=\"fl\" style=\"width: 350px!important;\">\n<p style=\"margin-bottom: 10px;\"><img decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2022\/05\/column20_f2.png\" alt=\"\u5de6:IB(\u8aa4\u52d5\u4f5c\u95be\u5024)\u30e2\u30c7\u30eb\u4f5c\u6210\u56de\u8def\u3067\u306e\u8a08\u7b97\u4e88\u6e2c\u4f8b\" \/><\/p>\n<p style=\"text-align: center; line-height: 1.3;\"><strong>\u5de6\uff1aIB\uff08\u8bef\u52a8\u4f5c\u9608\u503c\uff09\u6a21\u578b\u521b\u5efa\u7535\u8def\u7684\u9884\u6d4b\u8ba1\u7b97\u793a\u4f8b<br \/>\n\uff08\u5b9e\u6d4b\u503c\u4e0e\u8ba1\u7b97\u503c\u5927\u81f4\u4e00\u81f4\uff0c\u9ed1\u8272\uff1a\u5b9e\u6d4b\u503c\uff0c\u7ea2\u8272\uff1a\u8ba1\u7b97\u503c\uff0c\u84dd\u8272\uff1a\u9650\u503c\uff09<br \/>\n<\/strong><\/p>\n<\/div>\n<div class=\"fr\">\n<p style=\"margin-bottom: 10px;\"><img decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2022\/05\/column20_f3.png\" alt=\"\u53f3:EMC\u5bfe\u7b56\u56de\u8def(C=0.1uF, 0.47uF\u63a5\u7d9a\u6642)\u306e\u8a08\u7b97\u4e88\u6e2c\u4f8b\" \/><\/p>\n<p style=\"text-align: center; line-height: 1.3;\"><strong>\u53f3\uff1aEMC\u5bf9\u7b56\u7535\u8def\uff08\u6dfb\u52a0C=0.1uF\u548c0.47uF\u65f6\uff09\u7684\u9884\u6d4b\u8ba1\u7b97\u793a\u4f8b<br \/>\n\uff08\u9ed1\u8272\uff1a\u5b9e\u6d4b\u503c\uff0c\u7ea2\u8272\uff1a\u8ba1\u7b97\u503c\uff0c\u84dd\u8272\uff1a\u9650\u503c\uff09<br \/>\n<\/strong><\/p>\n<\/div>\n<\/div>\n<p>\u5728\u8be5\u793a\u4f8b\u4e2d\uff0c\u9a8c\u8bc1\u4e861MHz~1GHz\u3001200mA\u4ee5\u4e0a\u7684\u6297\u8bef\u52a8\u4f5c\u80fd\u529b\u3002\u4ece\u7ed3\u679c\u53ef\u4ee5\u770b\u51fa\uff0c\u65e0\u8bba\u56fe\u4e2d\u7684\u84dd\u7ebf\uff08\u6807\u51c6\u9650\u503c\uff09\u600e\u6837\uff0c\u5728\u6240\u6709\u9891\u6bb5\u7684\u6297\u8bef\u52a8\u4f5c\u80fd\u529b\u5747\u6709\u63d0\u9ad8\u3002<\/p>\n<p>\uff08\u5728ISO 11452-4\u6807\u51c6\u4e2d\uff0c1MHz~400MHz\u8303\u56f4\u76841MHz~3MHz\u548c200MHz~400MHz\u7684\u9650\u503c\u7a0d\u5fae\u5bbd\u677e\u4e00\u4e9b\u3002\u6b64\u5916\uff0c\u57280.1MHz~1MHz\u4e5f\u8bbe\u6709\u9650\u503c\u3002\uff09<\/p>\n<p>\u611f\u8c22\u60a8\u9605\u8bfb\u672c\u6587\u3002<\/p>\n<div style=\"margin-top: 30px;\">\n<p style=\"margin-bottom: 10px;\"><strong>\uff1c\u4e66\u7c4d\u53c2\u8003\u9875\u7801\uff1e<\/strong><br \/>\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\u4f20\u5bfc\u6297\u6270\u5ea6\uff08CE\uff09\u4eff\u771f\u7b80\u4ecb\uff1a<br \/>\n\u7b2c6\u7ae0 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