{"id":6366,"date":"2026-06-05T10:04:57","date_gmt":"2026-06-05T02:04:57","guid":{"rendered":"https:\/\/lcamic.com\/latest-news\/what-is-a-threaded-emi-filter"},"modified":"2026-07-07T15:15:31","modified_gmt":"2026-07-07T07:15:31","slug":"what-is-a-threaded-emi-filter","status":"publish","type":"post","link":"https:\/\/lcamic.com\/zh-hans\/technical-sharing\/what-is-a-threaded-emi-filter","title":{"rendered":"\u4ec0\u4e48\u662f\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\uff1f"},"content":{"rendered":"<p>\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\u662f\u4e00\u7c7b\u7a7f\u5fc3\u5f0f\u7535\u78c1\u5e72\u6270\u6291\u5236\u5143\u5668\u4ef6\uff0c\u7528\u4e8e\u5728\u5c4f\u853d\u673a\u7bb1\u3001\u9762\u677f\u58c1\u6216\u673a\u67dc\u4e2d\u4e3a\u5bfc\u7ebf\u63d0\u4f9b\u53d7\u63a7\u7684\u7a7f\u5165\u70b9\u3002\u672c\u6307\u5357\u6db5\u76d6\u5176\u5de5\u4f5c\u539f\u7406\u3001\u9009\u578b\u65b9\u6cd5\uff0c\u4ee5\u53ca\u5de5\u7a0b\u5e08\u548c\u91c7\u8d2d\u56e2\u961f\u5728\u786e\u5b9a\u5177\u4f53\u578b\u53f7\u524d\u9700\u8981\u6838\u5b9e\u7684\u5173\u952e\u4e8b\u9879\u3002<\/p>\n<p>\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\u662f\u4e00\u79cd\u9762\u677f\u5b89\u88c5\u578b\u7535\u78c1\u5e72\u6270\u6291\u5236\u5143\u5668\u4ef6\uff0c\u4e13\u7528\u4e8e\u964d\u4f4e\u673a\u7bb1\u6216\u673a\u67dc\u5165\u53e3\u5904\u7684\u4f20\u5bfc\u566a\u58f0\u3002\u4e0ePCB\u5b89\u88c5\u5f0f\u6ee4\u6ce2\u5668\u4e0d\u540c\uff0c\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\u901a\u8fc7\u5176\u87ba\u7eb9\u672c\u4f53\u76f4\u63a5\u4e0e\u91d1\u5c5e\u673a\u7bb1\u5b9e\u73b0\u673a\u68b0\u4e0e\u7535\u6c14\u8fde\u63a5\uff0c\u5f62\u6210\u4f4e\u963b\u6297\u63a5\u5730\u8def\u5f84\uff0c\u4ece\u800c\u5728\u5de5\u4e1a\u3001\u822a\u7a7a\u822a\u5929\u3001\u901a\u4fe1\u53ca\u7535\u529b\u7cfb\u7edf\u4e2d\u6709\u6548\u63d0\u5347EMC\u6027\u80fd\u3002<\/p>\n<h2><strong>\u4ec0\u4e48\u662f\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\uff1f<\/strong><\/h2>\n<p>\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\u2014\u2014\u4e5f\u79f0\u4e3a\u7a7f\u5fc3\u5f0fEMI\u6ee4\u6ce2\u5668\u6216\u87ba\u7eb9\u7a7f\u5fc3\u6ee4\u6ce2\u5668\u2014\u2014\u901a\u8fc7\u5176\u87ba\u7eb9\u672c\u4f53\u7a7f\u8fc7\u9762\u677f\u5f00\u5b54\u5b89\u88c5\uff0c\u901a\u5e38\u4f7f\u7528\u87ba\u6bcd\u548c\u57ab\u5708\u56fa\u5b9a\u3002\u5bfc\u7ebf\u7a7f\u8fc7\u8be5\u7ec4\u4ef6\uff0c\u5728\u627f\u8f7d\u7535\u6d41\u7684\u540c\u65f6\uff0c\u901a\u8fc7\u5185\u90e8\u7535\u5bb9\u6216\u7535\u6297\u7f51\u7edc\u5c06\u9ad8\u9891\u566a\u58f0\u5f15\u5bfc\u81f3\u673a\u58f3\u5730\u3002<\/p>\n<p>\u201c\u87ba\u7eb9\u5f0f\u201d\u4e00\u8bcd\u63cf\u8ff0\u7684\u662f\u5176\u673a\u68b0\u5b89\u88c5\u65b9\u5f0f\uff0c\u800c\u975e\u5355\u4e00\u7535\u6c14\u62d3\u6251\u7ed3\u6784\u3002\u6839\u636e\u4ea7\u54c1\u7cfb\u5217\u7684\u4e0d\u540c\uff0c\u5185\u90e8\u7f51\u7edc\u53ef\u91c7\u7528C\u578b\uff08\u4ec5\u542b\u7535\u5bb9\uff09\u3001LC\u578b\u3001T\u578b\u6216Pi\u578b\u7b49\u7535\u8def\u7ed3\u6784\u3002\u8fd9\u4e00\u70b9\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u81f3\u5173\u91cd\u8981\uff1a\u4e24\u4e2a\u5177\u6709\u76f8\u540c\u87ba\u7eb9\u89c4\u683c\u7684EMI\u6ee4\u6ce2\u5668\uff0c\u5176\u9891\u7387\u7279\u6027\u53ef\u80fd\u5dee\u5f02\u663e\u8457\u3002\u6b64\u5916\uff0cPCB\u5b89\u88c5\u5f0f\u4e0e\u9762\u677f\u5b89\u88c5\u5f0f\u6ee4\u6ce2\u5668\u4e5f\u5177\u6709\u5404\u81ea\u4e0d\u540c\u7684\u7279\u70b9\u3002<\/p>\n<h2><strong>\u4e0ePCB\u5b89\u88c5\u5f0f\u53ca\u9762\u677f\u5b89\u88c5\u5f0f\u6ee4\u6ce2\u5668\u7684\u533a\u522b<\/strong><\/h2>\n<p>PCB\u5b89\u88c5\u5f0fEMI\u6ee4\u6ce2\u5668\u901a\u8fc7\u710a\u63a5\u65b9\u5f0f\u56fa\u5b9a\u5728\u7535\u8def\u677f\u4e0a\uff0c\u5176\u566a\u58f0\u56de\u6d41\u8def\u5f84\u4f9d\u8d56\u677f\u7ea7\u63a5\u5730\u5c42\u3002\u800c\u87ba\u7eb9\u7a7f\u5fc3\u6ee4\u6ce2\u5668\u5219\u76f4\u63a5\u4e0e\u91d1\u5c5e\u673a\u7bb1\u58c1\u5b9e\u73b0\u673a\u68b0\u4e0e\u7535\u6c14\u8fde\u63a5\u3002\u8fd9\u4e00\u66f4\u77ed\u3001\u963b\u6297\u66f4\u4f4e\u7684\u63a5\u5730\u8def\u5f84\uff0c\u4f7f\u5176\u80fd\u591f\u5728\u9762\u677f\u5165\u53e3\u5904\u2014\u2014\u5373\u5e72\u6270\u4f20\u64ad\u81f3\u673a\u7bb1\u5185\u90e8\u4e4b\u524d\u2014\u2014\u66f4\u6709\u6548\u5730\u6291\u5236\u9ad8\u9891\u4f20\u5bfc\u566a\u58f0\u3002<\/p>\n<h2><strong>\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\u7684\u5de5\u4f5c\u539f\u7406<\/strong><\/h2>\n<p>\u5176\u6838\u5fc3\u673a\u5236\u662f\u5728\u4fe1\u53f7\u6216\u7535\u6e90\u5bfc\u4f53\u4e0e\u673a\u58f3\u5730\u4e4b\u95f4\u63a5\u5165\u5e76\u8054\u7535\u5bb9\uff08\u6216\u7535\u6297\u7f51\u7edc\uff09\u3002\u5f53\u4f20\u5bfc\u6027\u7535\u78c1\u566a\u58f0\u6cbf\u5bfc\u7ebf\u4f20\u64ad\u65f6\uff0c\u7535\u5bb9\u6027\u5143\u4ef6\u5728\u9ad8\u9891\u4e0b\u5448\u73b0\u4f4e\u963b\u6297\u5bf9\u5730\u901a\u8def\uff0c\u4ece\u800c\u5728\u566a\u58f0\u8fdb\u5165\u6216\u79bb\u5f00\u5c4f\u853d\u673a\u7bb1\u4e4b\u524d\u5c06\u5176\u65c1\u8def\u81f3\u5730\u3002\uff08\u56fe1\uff09<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"\" src=\"https:\/\/lcamic.com\/wp-content\/uploads\/2026\/06\/work-theory.png\" alt=\"\" width=\"511\" height=\"309\" 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MHz\u62161 GHz\u4e0b\u8fbe\u523070 dB\u7b49\u6570\u503c\u2014\u2014\u4f46\u8fd9\u4e9b\u6570\u636e\u662f\u5728\u7279\u5b9a\u963b\u6297\u6761\u4ef6\u4e0b\uff08\u901a\u5e38\u4e3a50\u03a9\u6d4b\u8bd5\u7535\u8def\uff09\u6d4b\u5f97\u7684\uff0c\u672a\u5fc5\u80fd\u53cd\u6620\u5728\u5b9e\u9645\u5b89\u88c5\u73af\u5883\u4e2d\u7684\u6027\u80fd\u3002<\/p>\n<p>\u63d2\u5165\u635f\u8017\u5177\u6709\u9891\u7387\u4f9d\u8d56\u6027\u3001\u5b89\u88c5\u4f9d\u8d56\u6027\u548c\u963b\u6297\u4f9d\u8d56\u6027\u3002\u9664\u975e\u6d4b\u8bd5\u6761\u4ef6\u5b8c\u5168\u76f8\u540c\uff0c\u5426\u5219\u4e0d\u540c\u6570\u636e\u624b\u518c\u4e0a\u7684\u6307\u6807\u4e0d\u80fd\u76f4\u63a5\u8fdb\u884c\u5bf9\u6bd4\u3002<\/p>\n<h2><strong>\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\u7684\u7c7b\u578b<\/strong><\/h2>\n<h3><strong>\u6309\u5185\u90e8\u7535\u8def\u62d3\u6251\u7ed3\u6784\u5206\u7c7b<\/strong><\/h3>\n<p><img decoding=\"async\" class=\"\" src=\"https:\/\/lcamic.com\/wp-content\/uploads\/2026\/06\/circuit-types.png\" alt=\"\" width=\"672\" height=\"280\" \/><\/p>\n<table style=\"height: 337px;\" width=\"689\">\n<tbody>\n<tr>\n<td width=\"79\">\u62d3\u6251\u7c7b\u578b<\/td>\n<td width=\"177\">\u7ec4\u6210\u5143\u4ef6<\/td>\n<td width=\"141\">\u6291\u5236\u566a\u58f0\u7c7b\u578b<\/td>\n<td width=\"170\">\u6e90\u963b\u6297 \/ \u8d1f\u8f7d\u963b\u6297\u7279\u6027<\/td>\n<\/tr>\n<tr>\n<td width=\"79\">C\u578b<\/td>\n<td width=\"177\">\u5355\u5e76\u8054\u7535\u5bb9<\/td>\n<td width=\"141\">\u5171\u6a21\u566a\u58f0<\/td>\n<td width=\"170\">\u9ad8\u6e90\u963b\u6297 \/ \u9ad8\u8d1f\u8f7d\u963b\u6297<\/td>\n<\/tr>\n<tr>\n<td width=\"79\">LC\u578b<\/td>\n<td width=\"177\">\u4e32\u8054\u7535\u611f + \u5e76\u8054\u7535\u5bb9<\/td>\n<td width=\"141\">\u5171\u6a21\u566a\u58f0 + \u90e8\u5206\u5dee\u6a21\u566a\u58f0<\/td>\n<td width=\"170\">\u4f4e\u6e90\u963b\u6297 \/ \u9ad8\u8d1f\u8f7d\u963b\u6297<\/td>\n<\/tr>\n<tr>\n<td width=\"79\">T\u578b<\/td>\n<td width=\"177\">\u53cc\u4e32\u8054\u7535\u611f + \u5e76\u8054\u7535\u5bb9<\/td>\n<td width=\"141\">\u5171\u6a21\u566a\u58f0 + \u5dee\u6a21\u566a\u58f0<\/td>\n<td width=\"170\">\u4f4e\u6e90\u963b\u6297 \/ \u4f4e\u8d1f\u8f7d\u963b\u6297<\/td>\n<\/tr>\n<tr>\n<td width=\"79\">Pi\u578b\uff08\u03c0\u578b\uff09<\/td>\n<td width=\"177\">\u53cc\u5e76\u8054\u7535\u5bb9 + \u4e32\u8054\u7535\u611f<\/td>\n<td width=\"141\">\u5171\u6a21\u566a\u58f0 + \u5dee\u6a21\u566a\u58f0\uff0c\u5bbd\u5e26\u6291\u5236<\/td>\n<td width=\"170\">\u9ad8\u6e90\u963b\u6297 \/ \u9ad8\u8d1f\u8f7d\u963b\u6297<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Pi\u578b\u6ee4\u6ce2\u5668\u901a\u5e38\u63d0\u4f9b\u6700\u5bbd\u7684\u6291\u5236\u5e26\u5bbd\uff0c\u4f46\u4e5f\u5177\u6709\u6700\u590d\u6742\u7684\u963b\u6297\u7279\u6027\u3002\u9009\u62e9\u62d3\u6251\u7ed3\u6784\u65f6\uff0c\u9700\u5c06\u6ee4\u6ce2\u5668\u7684\u7279\u6027\u4e0e\u7535\u8def\u7684\u5b9e\u9645\u566a\u58f0\u5206\u5e03\u76f8\u5339\u914d\u3002<\/p>\n<h3><strong>\u6309\u87ba\u7eb9\u89c4\u683c\u5206\u7c7b<\/strong><\/h3>\n<p>\u87ba\u7eb9\u5c3a\u5bf8\u56e0\u5236\u9020\u5546\u548c\u76ee\u6807\u5e02\u573a\u800c\u5f02\u3002\u516c\u5236\u87ba\u7eb9\uff08M3\u3001M5\u3001M8\u7b49\uff09\u5e38\u89c1\u4e8e\u6b27\u6d32\u53ca\u4e9a\u6d32\u7684\u5de5\u4e1a\u8bbe\u5907\u4e2d\uff1bUNC\u87ba\u7eb9\uff08\u59826-32 UNC\uff09\u5219\u5e38\u89c1\u4e8e\u5317\u7f8e\u5e94\u7528\u3002\u8ba2\u8d2d\u524d\uff0c\u8bf7\u52a1\u5fc5\u786e\u8ba4\u87ba\u7eb9\u89c4\u683c\u4e0e\u9762\u677f\u8bbe\u8ba1\u76f8\u5339\u914d\u3002<\/p>\n<h3><strong>\u6309\u4ecb\u8d28\u6750\u6599\u5206\u7c7b<\/strong><\/h3>\n<p>\u7535\u5bb9\u5668\u7684\u4ecb\u8d28\u6750\u6599\u5f71\u54cd\u5176\u6e29\u5ea6\u7a33\u5b9a\u6027\u53ca\u7535\u5bb9\u7279\u6027\uff1a<\/p>\n<ul>\n<li>C0G\uff08NP0\uff09\uff1a\u6e29\u5ea6\u7a33\u5b9a\u6027\u6781\u9ad8\uff0c\u9002\u7528\u4e8e\u7cbe\u5bc6\u4fe1\u53f7\u7535\u8def\u3002<\/li>\n<li>X7R\uff1a\u5728\u221255\u00b0C\u81f3+125\u00b0C\u8303\u56f4\u5185\u5177\u6709\u826f\u597d\u7684\u7a33\u5b9a\u6027\uff08\u00b115%\uff09\uff0c\u5e38\u7528\u4e8e\u901a\u7528\u6ee4\u6ce2\u573a\u666f\u3002<\/li>\n<li>Z5U \/ Y5V\uff1a\u7535\u5bb9\u503c\u968f\u6e29\u5ea6\u548c\u76f4\u6d41\u504f\u7f6e\u7535\u538b\u53d8\u5316\u8f83\u5927\uff0c\u4e0d\u63a8\u8350\u7528\u4e8eEMI\u6ee4\u6ce2\u5668\u5e94\u7528\u3002<\/li>\n<\/ul>\n<h2><strong>\u9700\u8bc4\u4f30\u7684\u5173\u952e\u89c4\u683c<\/strong><\/h2>\n<p>\u5728\u67e5\u9605\u6570\u636e\u624b\u518c\u6216\u7d22\u53d6\u62a5\u4ef7\u65f6\uff0c\u4ee5\u4e0b\u53c2\u6570\u9700\u9488\u5bf9\u6bcf\u4e2a\u5177\u4f53\u578b\u53f7\u8fdb\u884c\u9010\u4e00\u6838\u5b9e\u2014\u2014\u5b83\u4eec\u5e76\u975e\u9002\u7528\u4e8e\u6240\u6709\u201c\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\u201d\u7c7b\u522b\u7684\u901a\u7528\u6307\u6807\uff1a<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"84\">\u53c2\u6570<\/td>\n<td width=\"294\">\u5178\u578b\u8303\u56f4\uff08\u56e0\u7cfb\u5217\u800c\u5f02\uff09<\/td>\n<td width=\"189\">\u5907\u6ce8<\/td>\n<\/tr>\n<tr>\n<td width=\"84\">\u7535\u5bb9\u91cf<\/td>\n<td width=\"294\">5 pF \u81f3 1.4 \u00b5F<\/td>\n<td width=\"189\">\u56e0\u4ea7\u54c1\u7cfb\u5217\u800c\u5f02<\/td>\n<\/tr>\n<tr>\n<td width=\"84\">\u5de5\u4f5c\u7535\u538b<\/td>\n<td width=\"294\">50 Vdc \u81f3 1000 Vdc<\/td>\n<td width=\"189\">\u987b\u4e0e\u5e94\u7528\u9700\u6c42\u5339\u914d<\/td>\n<\/tr>\n<tr>\n<td width=\"84\">\u989d\u5b9a\u7535\u6d41<\/td>\n<td width=\"294\">\u6700\u9ad8 25 A\uff08\u90e8\u5206\u7cfb\u5217\uff09<\/td>\n<td width=\"189\">\u9ad8\u6e29\u73af\u5883\u4e0b\u9700\u964d\u989d\u4f7f\u7528<\/td>\n<\/tr>\n<tr>\n<td width=\"84\">\u63d2\u5165\u635f\u8017<\/td>\n<td width=\"294\">\u6700\u9ad8 70 dB @ 100 MHz\uff08\u90e8\u5206\u7cfb\u5217\uff09<\/td>\n<td width=\"189\">\u53d6\u51b3\u4e8e\u6d4b\u8bd5\u6761\u4ef6<\/td>\n<\/tr>\n<tr>\n<td width=\"84\">\u5de5\u4f5c\u6e29\u5ea6<\/td>\n<td width=\"294\">\u221255\u00b0C \u81f3 +125\u00b0C\uff08\u5178\u578b\u5de5\u4e1a\u7ea7\uff09<\/td>\n<td width=\"189\">\u4ee5\u5177\u4f53\u6570\u636e\u624b\u518c\u4e3a\u51c6<\/td>\n<\/tr>\n<tr>\n<td width=\"84\">\u87ba\u7eb9\u6807\u51c6<\/td>\n<td width=\"294\">\u516c\u5236\uff08M2.5\u2013M10\uff09\u6216 UNC\uff08\u5982 6-32\uff09<\/td>\n<td width=\"189\">\u987b\u4e0e\u9762\u677f\u8bbe\u8ba1\u5339\u914d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong>OEM\u5de5\u7a0b\u5e08\u4e94\u6b65\u9009\u578b\u6d41\u7a0b<\/strong><\/h2>\n<h3><strong>\u7b2c\u4e00\u6b65\u2014\u2014\u566a\u58f0\u7279\u6027\u5206\u6790<\/strong><\/h3>\n<p>\u786e\u5b9a\u4f20\u5bfc\u5e72\u6270\u7684\u9891\u7387\u8303\u56f4\u53ca\u6a21\u5f0f\uff08\u5171\u6a21\u6216\u5dee\u6a21\uff09\u3002\u6b64\u6b65\u9aa4\u6700\u597d\u4f7f\u7528\u9891\u8c31\u5206\u6790\u4eea\u6216\u4f20\u5bfc\u53d1\u5c04\u626b\u63cf\u5b8c\u6210\u3002\u5728\u5b8c\u6210\u6b64\u6b65\u9aa4\u4e4b\u524d\uff0c\u8bf7\u52ff\u9009\u62e9\u4efb\u4f55\u6ee4\u6ce2\u5668\u62d3\u6251\u7ed3\u6784\u3002<\/p>\n<h3><strong>\u7b2c\u4e8c\u6b65\u2014\u2014\u786e\u5b9a\u6240\u9700\u63d2\u5165\u635f\u8017<\/strong><\/h3>\n<p>\u6839\u636e\u5f53\u524d\u53d1\u5c04\u7279\u6027\u4e0e\u9002\u7528\u9650\u503c\u6807\u51c6\uff08CISPR 32\u3001EN 55032\u6216\u7c7b\u4f3c\u6807\u51c6\uff09\u4e4b\u95f4\u7684\u5dee\u8ddd\uff0c\u786e\u5b9a\u5728\u5404\u4e34\u754c\u9891\u7387\u4e0b\u6240\u9700\u7684\u6700\u4f4e\u8870\u51cf\u91cf\u3002<\/p>\n<h3><strong>\u7b2c\u4e09\u6b65\u2014\u2014\u786e\u8ba4\u7535\u6c14\u989d\u5b9a\u503c<\/strong><\/h3>\n<p>\u4f7f\u6ee4\u6ce2\u5668\u7684\u989d\u5b9a\u7535\u538b\u548c\u989d\u5b9a\u7535\u6d41\u4e0e\u5b9e\u9645\u5de5\u4f5c\u6761\u4ef6\u76f8\u5339\u914d\uff0c\u5e76\u4e3a\u77ac\u6001\u5de5\u51b5\u53ca\u9ad8\u6e29\u73af\u5883\u4e0b\u7684\u964d\u989d\u4f7f\u7528\u9884\u7559\u88d5\u91cf\u3002<\/p>\n<h3><strong>\u7b2c\u56db\u6b65\u2014\u2014\u9009\u62e9\u87ba\u7eb9\u89c4\u683c\u4e0e\u5b89\u88c5\u65b9\u5f0f<\/strong><\/h3>\n<p>\u786e\u8ba4\u87ba\u7eb9\u5c3a\u5bf8\u3001\u9762\u677f\u539a\u5ea6\u53ca\u6240\u9700\u626d\u77e9\u89c4\u683c\u4e0e\u673a\u7bb1\u8bbe\u8ba1\u76f8\u5339\u914d\u3002\u5b89\u88c5\u754c\u9762\u4e0a\u626d\u77e9\u4e0d\u8db3\u6216\u91d1\u5c5e\u4e0e\u91d1\u5c5e\u63a5\u89e6\u4e0d\u826f\uff0c\u5747\u4f1a\u524a\u5f31\u6709\u6548\u63a5\u5730\uff0c\u5e76\u663e\u8457\u964d\u4f4e\u6ee4\u6ce2\u5668\u6027\u80fd\u3002<\/p>\n<h3><strong>\u7b2c\u4e94\u6b65\u2014\u2014\u6838\u5b9e\u8ba4\u8bc1\u4e0e\u5408\u89c4\u6027<\/strong><\/h3>\n<p>\u786e\u5b9a\u7ec8\u7aef\u4ea7\u54c1\u9002\u7528\u7684\u6807\u51c6\uff0c\u5e76\u786e\u8ba4\u6ee4\u6ce2\u5668\u5e26\u6709\u76f8\u5e94\u7684\u8ba4\u8bc1\u6807\u5fd7\u3002\u9700\u6ce8\u610f\uff0c\u901a\u8fc7\u5143\u5668\u4ef6\u7ea7\u8ba4\u8bc1\u5e76\u4e0d\u7b49\u540c\u4e8e\u6ee1\u8db3\u7cfb\u7edf\u7ea7EMC\u5408\u89c4\u6027\u8981\u6c42\u2014\u2014\u6ee4\u6ce2\u5668\u5fc5\u987b\u5728\u5b9e\u9645\u5b89\u88c5\u73af\u5883\u4e2d\u8fdb\u884c\u9a8c\u8bc1\u3002<\/p>\n<h2><strong>\u8ba4\u8bc1\u4e0e\u9002\u7528\u6807\u51c6<\/strong><\/h2>\n<p>\u9002\u7528\u7684\u6807\u51c6\u53d6\u51b3\u4e8e\u8bbe\u5907\u7684\u9884\u671f\u7528\u9014\uff0c\u800c\u4e0d\u4ec5\u4ec5\u662f\u5143\u5668\u4ef6\u672c\u8eab\u3002\u4e0e\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\u6700\u76f8\u5173\u7684\u6807\u51c6\u5305\u62ec\uff1a<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"119\">\u6807\u51c6<\/td>\n<td width=\"288\">\u9002\u7528\u8303\u56f4<\/td>\n<td width=\"160\">\u9002\u7528\u5e02\u573a<\/td>\n<\/tr>\n<tr>\n<td width=\"119\">IEC 60939-3<\/td>\n<td width=\"288\">\u88ab\u52a8\u5f0fEMI\u6291\u5236\u6ee4\u6ce2\u5668\u5355\u5143\uff1b\u6700\u9ad81000 V AC \/ 1500 V DC<\/td>\n<td width=\"160\">\u56fd\u9645<\/td>\n<\/tr>\n<tr>\n<td width=\"119\">MIL-PRF-15733<\/td>\n<td width=\"288\">\u519b\u7528\/\u5bc6\u5c01\u7a7f\u5fc3\u6ee4\u6ce2\u5668\u53ca\u7ec4\u4ef6\u7684\u6027\u80fd\u89c4\u8303<\/td>\n<td width=\"160\">\u56fd\u9632 \/ \u822a\u7a7a\u822a\u5929<\/td>\n<\/tr>\n<tr>\n<td width=\"119\">RoHS \/ REACH<\/td>\n<td width=\"288\">\u6709\u5bb3\u7269\u8d28\u9650\u5236\u5408\u89c4\u8981\u6c42<\/td>\n<td width=\"160\">\u6b27\u76df\u53ca\u5168\u7403\u4f9b\u5e94\u94fe<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong>\u5b89\u88c5\uff1a\u5b9e\u9645\u4f7f\u7528\u4e2d\u5f71\u54cd\u6027\u80fd\u7684\u5173\u952e\u56e0\u7d20<\/strong><\/h2>\n<p>\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\u7684\u6027\u80fd\u4f9d\u8d56\u4e8e\u6ee4\u6ce2\u5668\u672c\u4f53\u4e0e\u673a\u7bb1\u58c1\u4e4b\u95f4\u76f4\u63a5\u3001\u4f4e\u963b\u6297\u7684\u63a5\u89e6\u3002\u5b89\u88c5\u8d28\u91cf\u76f4\u63a5\u5f71\u54cd\u6709\u6548\u63d2\u5165\u635f\u8017\u3002\uff08\u56fe2\uff09<\/p>\n<p><img decoding=\"async\" class=\"\" src=\"https:\/\/lcamic.com\/wp-content\/uploads\/2026\/06\/installation.png\" alt=\"\" width=\"494\" height=\"309\" \/><\/p>\n<p><strong><b>\u5173\u952e\u5b89\u88c5\u56e0\u7d20\uff1a<\/b><\/strong><\/p>\n<ul>\n<li>\u626d\u77e9\u503c\uff1a\u6309\u5236\u9020\u5546\u5b89\u88c5\u6307\u5357\u4e2d\u89c4\u5b9a\u7684\u626d\u77e9\u8fdb\u884c\u7d27\u56fa\u3002\u626d\u77e9\u4e0d\u8db3\u4f1a\u964d\u4f4e\u63a5\u89e6\u538b\u529b\uff1b\u626d\u77e9\u8fc7\u5927\u5219\u53ef\u80fd\u635f\u574f\u7ec4\u4ef6\u6216\u9762\u677f\u3002<\/li>\n<li>\u63a5\u89e6\u8868\u9762\uff1a\u6e05\u9664\u5b89\u88c5\u5b54\u5468\u56f4\u6574\u4e2a\u5706\u5468\u4e0a\u7684\u6cb9\u6f06\u3001\u9633\u6781\u6c27\u5316\u5c42\u6216\u8150\u8680\u7269\uff0c\u4ee5\u786e\u4fdd\u5f62\u6210360\u00b0\u4f4e\u5c04\u9891\u963b\u6297\u7684\u91d1\u5c5e\u5bf9\u91d1\u5c5e\u7ed3\u5408\u3002\u5e94\u907f\u514d\u91c7\u7528\u5c40\u90e8\u63a5\u5730\u65b9\u5f0f\uff0c\u5426\u5219\u53ef\u80fd\u5bfc\u81f4\u9ad8\u9891\u566a\u58f0\u6cc4\u6f0f\u3002<\/li>\n<li>\u57ab\u5708\u4e0e\u87ba\u6bcd\u53e0\u914d\uff1a\u4f7f\u7528\u7279\u5b9a\u4ea7\u54c1\u6240\u63a8\u8350\u7684\u57ab\u5708\u7c7b\u578b\u3002\u4e0d\u6b63\u786e\u7684\u53e0\u914d\u65b9\u5f0f\u53ef\u80fd\u5728\u63a5\u5730\u8def\u5f84\u4e2d\u5f15\u5165\u9644\u52a0\u963b\u6297\u3002<\/li>\n<li>\u5f15\u7ebf\u5904\u7406\uff1a\u5c3d\u91cf\u7f29\u77ed\u6ee4\u6ce2\u5668\u4e24\u4fa7\u7684\u5f15\u7ebf\u957f\u5ea6\u3002\u4efb\u4e00\u4fa7\u7684\u8fc7\u957f\u5f15\u7ebf\u90fd\u53ef\u80fd\u5bfc\u81f4\u566a\u58f0\u7ed5\u8fc7\u6ee4\u6ce2\u5668\u91cd\u65b0\u8026\u5408\u3002<\/li>\n<\/ul>\n<h2><strong>\u5178\u578b\u5de5\u4e1a\u5e94\u7528\u9886\u57df<\/strong><\/h2>\n<p>\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\u9002\u7528\u4e8e\u5fc5\u987b\u5728\u5bfc\u7ebf\u5165\u53e3\u5904\u4fdd\u6301\u673a\u7bb1\u5c4f\u853d\u5b8c\u6574\u6027\u7684\u5e94\u7528\u573a\u666f\uff1a<\/p>\n<ul>\n<li>\u5de5\u4e1a\u81ea\u52a8\u5316\uff1aPLC\u63a7\u5236\u67dc\u3001\u4f3a\u670d\u9a71\u52a8\u5668\u3001\u7535\u673a\u63a7\u5236\u7bb1\u53caI\/O\u63a5\u53e3<\/li>\n<li>\u901a\u4fe1\u8bbe\u5907\uff1a\u5c04\u9891\u673a\u7bb1\u3001\u53d1\u5c04\/\u63a5\u6536\u5355\u5143\u53ca\u4fe1\u53f7\u8c03\u7406\u6a21\u5757<\/li>\n<li>\u822a\u7a7a\u822a\u5929\u4e0e\u56fd\u9632\uff1a\u822a\u7a7a\u7535\u5b50\u8bbe\u5907\u673a\u7bb1\u53ca\u7b26\u5408MIL-PRF-15733\u6216MIL-STD-461\u6807\u51c6\u7684\u519b\u7528\u8bbe\u5907<\/li>\n<li>\u7535\u6e90\u5165\u53e3\uff1a\u8f83\u9ad8\u7535\u538b\u6216\u8f83\u9ad8\u7535\u6d41\u7684\u9762\u677f\u5165\u53e3\uff0c\u9700\u5728\u989d\u5b9a\u8303\u56f4\u5185\u5bf9\u4f20\u5bfc\u566a\u58f0\u8fdb\u884c\u63a7\u5236<\/li>\n<li>\u6076\u52a3\u73af\u5883\u8bbe\u5907\uff1a\u91c7\u7528\u5bc6\u5c01\u6216\u6811\u8102\u586b\u5145\u7ed3\u6784\uff0c\u80fd\u591f\u62b5\u5fa1\u6e7f\u6c14\u3001\u7c89\u5c18\u3001\u632f\u52a8\u53ca\u6e29\u5ea6\u5faa\u73af\u7684\u5f71\u54cd<\/li>\n<\/ul>\n<h2><strong>\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/strong><\/h2>\n<p><strong><b>\u95ee\uff1a\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\u4e0e\u7a7f\u5fc3\u7535\u5bb9\u5668\u662f\u540c\u4e00\u4e2a\u4e1c\u897f\u5417\uff1f<\/b><\/strong><\/p>\n<p>\u4e0d\u5b8c\u5168\u662f\u3002\u7a7f\u5fc3\u7535\u5bb9\u5668\u662f\u4e00\u79cd\u57fa\u672c\u7684C\u578bEMI\u6ee4\u6ce2\u5668\uff0c\u800c\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\u53ef\u91c7\u7528C\u578b\u3001LC\u578b\u3001Pi\u578b\u6216T\u578b\u6ee4\u6ce2\u7f51\u7edc\uff0c\u63d0\u4f9b\u4e0d\u540c\u7b49\u7ea7\u7684\u566a\u58f0\u6291\u5236\u80fd\u529b\u3002\u201c\u87ba\u7eb9\u5f0f\u201d\u6307\u7684\u662f\u5b89\u88c5\u65b9\u5f0f\uff0c\u800c\u975e\u5185\u90e8\u6ee4\u6ce2\u5668\u8bbe\u8ba1\u3002<\/p>\n<p><strong><b>\u95ee\uff1a\u80fd\u5426\u76f4\u63a5\u6bd4\u8f83\u4e0d\u540c\u5236\u9020\u5546\u63d0\u4f9b\u7684\u63d2\u5165\u635f\u8017\u6570\u503c\uff1f<\/b><\/strong><\/p>\n<p>\u4e0d\u80fd\u76f4\u63a5\u6bd4\u8f83\u3002\u63d2\u5165\u635f\u8017\u7684\u6d4b\u91cf\u7ed3\u679c\u53d6\u51b3\u4e8e\u6d4b\u8bd5\u9891\u7387\u3001\u963b\u6297\u73af\u5883\uff08\u6807\u51c6\u6d4b\u8bd5\u8bbe\u7f6e\u4e2d\u901a\u5e38\u4e3a50\u03a9\uff09\u3001\u7ebf\u7f06\u5e03\u7ebf\u3001\u63a5\u5730\u8d28\u91cf\u53ca\u5b89\u88c5\u65b9\u6cd5\u3002\u53ea\u6709\u5728\u76f8\u540c\u6d4b\u8bd5\u6761\u4ef6\u4e0b\uff0c\u4e0d\u540c\u5236\u9020\u5546\u7ed9\u51fa\u7684\u6570\u636e\u624d\u5177\u6709\u53ef\u6bd4\u6027\u3002<\/p>\n<p><strong><b>\u95ee\uff1a\u7535\u5bb9\u91cf\u8d8a\u5927\uff0c\u6ee4\u6ce2\u6548\u679c\u662f\u5426\u4e00\u5b9a\u8d8a\u597d\uff1f<\/b><\/strong><\/p>\n<p>\u4e0d\u4e00\u5b9a\u3002\u7535\u5bb9\u91cf\u589e\u5927\u4f1a\u4f7f\u6ee4\u6ce2\u5668\u7684\u6709\u6548\u9891\u7387\u8303\u56f4\u5411\u4f4e\u9891\u65b9\u5411\u79fb\u52a8\u3002\u5bf9\u4e8e\u9ad8\u901f\u6570\u5b57\u4fe1\u53f7\u6216\u5c04\u9891\u4fe1\u53f7\u7ebf\uff0c\u8fc7\u5927\u7684\u7535\u5bb9\u91cf\u53ef\u80fd\u4f1a\u964d\u4f4e\u4fe1\u53f7\u5b8c\u6574\u6027\u3002\u5408\u9002\u7684\u7535\u5bb9\u91cf\u53d6\u51b3\u4e8e\u566a\u58f0\u9891\u7387\u548c\u4fe1\u53f7\u7684\u5e26\u5bbd\u8981\u6c42\u3002<\/p>\n<p><strong><b>\u95ee\uff1a\u5b89\u88c5\u4e86\u87ba\u7eb9\u5f0fEMI\u6ee4\u6ce2\u5668\uff0c\u662f\u5426\u5c31\u80fd\u4fdd\u8bc1\u901a\u8fc7EMC\u6d4b\u8bd5\uff1f<\/b><\/strong><\/p>\n<p>\u4e0d\u4e00\u5b9a\u3002\u5143\u5668\u4ef6\u7ea7\u8ba4\u8bc1\u5e76\u4e0d\u7b49\u540c\u4e8e\u7cfb\u7edf\u7ea7\u5408\u89c4\u6027\u3002\u6ee4\u6ce2\u5668\u5fc5\u987b\u5728\u5b9e\u9645\u673a\u7bb1\u4e2d\uff0c\u7ed3\u5408\u5b9e\u9645\u7ebf\u675f\u548c\u63a5\u5730\u914d\u7f6e\u8fdb\u884c\u9a8c\u8bc1\uff0c\u624d\u80fd\u786e\u8ba4\u5176\u6709\u6548\u6027\u3002<\/p>\n<p><strong><b>\u95ee\uff1a\u5e94\u8be5\u9009\u7528\u54ea\u79cd\u87ba\u7eb9\u89c4\u683c\uff1f<\/b><\/strong><\/p>\n<p>\u87ba\u7eb9\u89c4\u683c\u53d6\u51b3\u4e8e\u9762\u677f\u8bbe\u8ba1\u3001\u989d\u5b9a\u7535\u6d41\u53ca\u673a\u68b0\u5b89\u88c5\u8981\u6c42\u3002\u516c\u5236\u87ba\u7eb9\uff08M3\u3001M5\u3001M8\uff09\u5e38\u89c1\u4e8e\u6b27\u6d32\u53ca\u4e9a\u6d32\u8bbe\u8ba1\uff1bUNC\u87ba\u7eb9\uff08\u59826-32\uff09\u5e38\u89c1\u4e8e\u5317\u7f8e\u8bbe\u5907\u3002\u5728\u8bbe\u8ba1\u5b9a\u7a3f\u524d\uff0c\u8bf7\u52a1\u5fc5\u786e\u8ba4\u89c4\u683c\u5339\u914d\u3002<\/p>\n<h2><strong>\u53c2\u8003\u6587\u732e<\/strong><\/h2>\n<p>[1] IEC 60939-3:2024\u2014\u300a\u7535\u78c1\u5e72\u6270\u6291\u5236\u7528\u65e0\u6e90\u6ee4\u6ce2\u5668\u5355\u5143\u300b\u3002\u65e0\u6e90EMI\u6ee4\u6ce2\u5668\u5355\u5143\u7684\u6838\u5fc3\u56fd\u9645\u6807\u51c6\u3002<\/p>\n<p>[2] UL 60939-3 \/ UL 1283\u2014EMI\u6ee4\u6ce2\u5668\u7684\u5317\u7f8e\u8ba4\u8bc1\u8def\u5f84\uff1b\u9002\u7528\u8303\u56f4\u56e0\u6807\u51c6\u800c\u5f02\u3002<\/p>\n<p>[3] MIL-PRF-15733\u2014EMI\/RFI\u7a7f\u5fc3\u6ee4\u6ce2\u5668\u53ca\u76f8\u5173\u7ec4\u4ef6\u7684\u519b\u7528\u6027\u80fd\u89c4\u8303\u3002<\/p>\n<p>[4] TE Connectivity\uff1a\u300aEMI\u6ee4\u6ce2\u5668\u9009\u578b\u6307\u5357\u300b\u2014\u6db5\u76d6\u6027\u80fd\u654f\u611f\u6027\u3001\u6f0f\u7535\u6d41\u53ca\u5b89\u88c5\u53d8\u91cf\u7684\u5b9e\u7528\u9009\u578b\u8bf4\u660e\u3002<\/p>\n<p>[5] 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