{"id":2452,"date":"2026-10-02T09:22:50","date_gmt":"2026-10-02T01:22:50","guid":{"rendered":"https:\/\/jhet.com.tw\/?post_type=insights&#038;p=2452"},"modified":"2026-10-09T10:08:07","modified_gmt":"2026-10-09T02:08:07","slug":"surge-immunity-test-failure-causes-improvement-guide","status":"publish","type":"insights","link":"https:\/\/jhet.com.tw\/ja\/insights\/surge-immunity-test-failure-causes-improvement-guide\/","title":{"rendered":"\u7a81\u6ce2\u6297\u64fe\u5ea6\u6e2c\u8a66\u5931\u6557\u4e86\u600e\u9ebc\u8fa6\uff1f4 \u5927\u6839\u672c\u539f\u56e0\u8207\u6539\u5584\u65b9\u5411\u5b8c\u6574\u89e3\u6790"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a31\u591a\u5ee0\u5546\u5728\u7b2c\u4e00\u6b21\u7a81\u6ce2\u6297\u64fe\u5ea6\u6e2c\u8a66\uff08CNS 14676-5 \/ IEC 61000-4-5\uff09\u5f8c\u62ff\u5230\u300c\u4e0d\u5408\u683c\u300d\u5831\u544a\uff0c\u5f80\u5f80\u4e0d\u77e5\u9053\u4e0b\u4e00\u6b65\u8a72\u600e\u9ebc\u8fa6\u2014\u2014\u662f\u6539\u4fdd\u8b77\u96fb\u8def\u3001\u6aa2\u67e5\u9a45\u52d5\u5668\uff0c\u9084\u662f\u53ea\u8981\u91cd\u6e2c\u67d0\u500b\u689d\u4ef6\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9019\u7bc7\u6587\u7ae0\u5f9e\u7167\u660e\u7522\u54c1\u5e38\u898b\u7684\u96fb\u6e90\u8f38\u5165\u67b6\u69cb\u51fa\u767c\uff0c\u6574\u7406 4 \u500b\u512a\u5148\u6392\u67e5\u65b9\u5411\uff0c\u4e26\u8aaa\u660e\u54ea\u4e9b\u8a2d\u8a08\u89c0\u5ff5\u5bb9\u6613\u88ab\u8aa4\u7528\u3002\u5be6\u969b\u6e2c\u8a66\u96fb\u58d3\u8207\u8026\u5408\u65b9\u5f0f\u4ecd\u61c9\u4ee5\u7522\u54c1\u9069\u7528\u6a19\u6e96\u3001\u5ba2\u6236\u898f\u683c\u53ca\u5be6\u9a57\u5ba4\u6e2c\u8a66\u8a08\u756b\u70ba\u6e96\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-pullquote\"><blockquote><p>\u7a81\u6ce2\u6e2c\u8a66\u5931\u6557\u6642\uff0c\u5efa\u8b70\u512a\u5148\u6aa2\u67e5\uff1a\uff081\uff09MOV\/TVS \u7b49\u9257\u4f4d\u5143\u4ef6\u662f\u5426\u9078\u578b\u6b63\u78ba\uff1b\uff082\uff09\u9a45\u52d5\u5668\u5167\u90e8\u95dc\u9375\u7bc0\u9ede\u7684\u5be6\u969b\u77ac\u614b\u96fb\u58d3\u662f\u5426\u8d85\u51fa\u5143\u4ef6\u53ef\u627f\u53d7\u7bc4\u570d\uff1b\uff083\uff09PCB \u7a81\u6ce2\u96fb\u6d41\u8def\u5f91\u662f\u5426\u904e\u9577\u3001\u5bc4\u751f\u96fb\u611f\u662f\u5426\u9020\u6210\u984d\u5916\u904e\u885d\uff1b\uff084\uff09Class I \/ Class II \u7684\u6a5f\u6bbc\u3001PE\u3001\u5bc4\u751f\u96fb\u5bb9\u8207\u5171\u6a21\u8def\u5f91\u662f\u5426\u7b26\u5408\u5be6\u969b\u7522\u54c1\u7d50\u69cb\u3002<\/p><\/blockquote><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<h2 class=\"wp-block-heading\">\u7a81\u6ce2\u6297\u64fe\u5ea6\u6e2c\u8a66\u5728\u6e2c\u4ec0\u9ebc\uff1f\u6e2c\u8a66\u96fb\u58d3\u5f9e\u54ea\u88e1\u4f86\uff1f<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">IEC 61000-4-5\uff08\u53f0\u7063\u5c0d\u61c9 CNS 14676-5\uff09\u662f\u7a81\u6ce2\u6297\u64fe\u5ea6\u7684\u300c\u6e2c\u8a66\u8207\u91cf\u6e2c\u65b9\u6cd5\u300d\u6a19\u6e96\uff0c\u898f\u7bc4 surge generator\u3001\u6ce2\u5f62\u3001\u8026\u5408\/\u53bb\u8026\u7db2\u8def\u3001\u6e2c\u8a66\u7a0b\u5e8f\u53ca\u5efa\u8b70 test levels\u3002\u5b83\u672c\u8eab\u4e0d\u662f\u7279\u5b9a\u7167\u660e\u7522\u54c1\u300c\u4e00\u5b9a\u8981\u6e2c\u5e7e kV\u300d\u7684\u7522\u54c1\u6a19\u6e96\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c0d\u55ae\u76f8 AC \u96fb\u6e90\u57e0\uff0c\u5be6\u52d9\u4e0a\u5e38\u898b\u7684\u8026\u5408\u65b9\u5f0f\u5305\u62ec L-N\uff08line-to-line\uff0c\u5dee\u6a21\uff09\u4ee5\u53ca L-PE\u3001N-PE\uff08line-to-ground\uff0c\u5171\u6a21\uff09\u3002\u4f46\u662f\u5426\u9700\u8981\u6e2c\u54ea\u4e9b\u8026\u5408\u8def\u5f91\u3001\u65bd\u52a0\u591a\u5c11\u96fb\u58d3\uff0c\u61c9\u7531\u7522\u54c1\u9069\u7528\u6a19\u6e96\u6c7a\u5b9a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5 IEC 61547:2020 \u4e00\u822c\u7167\u660e\u8a2d\u5099\u70ba\u4f8b\uff0csurge \u8981\u6c42\u6703\u4f9d\u7522\u54c1\u985e\u578b\u3001\u8f38\u5165\u529f\u7387\u53ca\u61c9\u7528\u800c\u4e0d\u540c\u3002\u4f8b\u5982\u90e8\u5206 &gt;25 W \u7684 luminaires \/ independent auxiliaries \u6703\u63a1\u7528 \u00b11 kV line-to-line\u3001\u00b12 kV line-to-ground\uff1broad and street lighting equipment \u7684\u8981\u6c42\u66f4\u9ad8\uff0c\u53ef\u9054 \u00b12 kV line-to-line\u3001\u00b14 kV line-to-ground\u3002\u4f4e\u529f\u7387\u7522\u54c1\u53ca self-ballasted lamp \u7684\u8981\u6c42\u5247\u4e0d\u540c\uff0c\u56e0\u6b64\u4e0d\u61c9\u628a\u300c1 kV \u5dee\u6a21 \/ 2 kV \u5171\u6a21\u300d\u76f4\u63a5\u7a31\u70ba IEC 61000-4-5 \u7684 Level 4\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<h2 class=\"wp-block-heading\">\u539f\u56e0\u4e00\uff1a\u8f38\u5165\u7aef\u9257\u4f4d\u5143\u4ef6\u9078\u578b\u6216\u914d\u7f6e\u4e0d\u7576<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">AC \u8f38\u5165\u7aef\u5e38\u898b\u7684\u904e\u96fb\u58d3\u4fdd\u8b77\u5143\u4ef6\u5305\u62ec MOV\u3001TVS\u3001GDT \u7b49\uff1bX\/Y \u5b89\u898f\u96fb\u5bb9\u8207\u5171\u6a21\u96fb\u611f\u5247\u4e3b\u8981\u5c6c\u65bc EMI \u6ffe\u6ce2\u7db2\u8def\u3002\u9019\u4e9b\u5143\u4ef6\u90fd\u6703\u5f71\u97ff surge \u4e0b\u7684\u96fb\u6d41\u8def\u5f91\uff0c\u4f46\u529f\u80fd\u4e26\u4e0d\u76f8\u540c\uff0c\u4e0d\u80fd\u628a X\/Y \u96fb\u5bb9\u7b49\u540c\u65bc MOV\/TVS \u7684\u4e3b\u8981\u9257\u4f4d\u5143\u4ef6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">a. \u53ea\u770b MOV \u540d\u76ee\u96fb\u58d3\uff0c\u6c92\u6709\u770b\u5be6\u969b\u9257\u4f4d\u689d\u4ef6<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">MOV \u9078\u578b\u4e0d\u80fd\u53ea\u6bd4\u8f03\u4e00\u500b\u300c\u58d3\u654f\u96fb\u58d3\u300d\u6578\u5b57\u3002\u81f3\u5c11\u8981\u78ba\u8a8d\u6700\u5927\u6301\u7e8c\u5de5\u4f5c\u96fb\u58d3\uff08MCOV\uff09\u3001\u5728\u9810\u671f\u7a81\u6ce2\u96fb\u6d41\u4e0b\u7684\u6700\u5927\u9257\u4f4d\u96fb\u58d3\u3001\u5cf0\u503c\u7a81\u6ce2\u96fb\u6d41\u80fd\u529b\u3001\u80fd\u91cf\u627f\u53d7\u80fd\u529b\u53ca\u91cd\u8907\u8108\u885d\u58fd\u547d\u3002\u771f\u6b63\u8981\u4fdd\u8b77\u7684\u662f\u5f8c\u7d1a\u7bc0\u9ede\uff0c\u56e0\u6b64\u61c9\u78ba\u8a8d\u9257\u4f4d\u5f8c\u7684\u6b98\u7559\u96fb\u58d3\u4e0d\u6703\u8d85\u51fa\u5f8c\u7d1a\u53ef\u627f\u53d7\u7684\u77ac\u614b\u7bc4\u570d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u898b\u932f\u8aa4\u662f\u8a2d\u5b9a\u56fa\u5b9a\u898f\u5247\uff0c\u4f8b\u5982\u300cMOV \u9257\u4f4d\u96fb\u58d3\u4e00\u5b9a\u8981\u6bd4\u9a45\u52d5\u5668\u8010\u58d3\u4f4e 20%\u300d\u3002\u9019\u4e0d\u662f IEC 61000-4-5 \u7684\u901a\u7528\u898f\u5b9a\uff0c\u4e5f\u4e0d\u662f\u6240\u6709 MOV \u5ee0\u5546\u5171\u901a\u7684\u9078\u578b\u516c\u5f0f\u3002\u5408\u7406\u88d5\u91cf\u61c9\u4f9d\u5143\u4ef6 tolerance\u3001surge current\u3001\u6eab\u5ea6\u3001\u8108\u885d\u58fd\u547d\u8207\u5f8c\u7d1a transient rating \u7d9c\u5408\u6c7a\u5b9a\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">b. \u4fdd\u8b77\u5143\u4ef6\u8207\u56de\u6d41\u8def\u5f91\u914d\u7f6e\u4e0d\u4f73<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fdd\u8b77\u5143\u4ef6\u61c9\u4f4d\u5728\u7a81\u6ce2\u9032\u5165\u8def\u5f91\u7684\u524d\u7aef\uff0c\u4e26\u8b93\u9257\u4f4d\u96fb\u6d41\u8d70\u6700\u77ed\u3001\u6700\u4f4e\u96fb\u611f\u7684\u8def\u5f91\u56de\u5230\u9069\u7576\u7684\u53c3\u8003\u9ede\u3002\u771f\u6b63\u91cd\u8981\u7684\u4e0d\u53ea\u662f\u300c\u96e2\u7aef\u5b50\u6709\u5e7e\u516c\u5206\u300d\uff0c\u800c\u662f surge current loop \u7684\u5bc4\u751f\u96fb\u611f\u662f\u5426\u5920\u4f4e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6539\u5584\u65b9\u5411\uff1a\u4f9d\u5be6\u969b AC \u8f38\u5165\u96fb\u58d3\u8207\u76ee\u6a19\u6e2c\u8a66\u689d\u4ef6\u91cd\u65b0\u6aa2\u67e5 MOV\/TVS\/GDT \u7684\u984d\u5b9a\u503c\u8207\u80fd\u91cf\u80fd\u529b\uff0c\u4e26\u7528\u793a\u6ce2\u5668\u91cf\u6e2c\u9257\u4f4d\u5f8c\u7bc0\u9ede\u7684\u5be6\u969b\u5cf0\u503c\uff0c\u800c\u4e0d\u662f\u4ee5\u56fa\u5b9a 20% \u88d5\u91cf\u63a8\u7b97\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<h2 class=\"wp-block-heading\">\u539f\u56e0\u4e8c\uff1a\u9a45\u52d5\u5668\u95dc\u9375\u7bc0\u9ede\u7684\u77ac\u614b\u96fb\u58d3\u8d85\u51fa\u5143\u4ef6\u80fd\u529b<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u9a45\u52d5\u5668\u5728 surge \u4e0b\u771f\u6b63\u627f\u53d7\u7684\u96fb\u58d3\uff0c\u4e26\u4e0d\u662f\u7c21\u55ae\u7684\u300c\u6b63\u5e38\u5de5\u4f5c\u96fb\u58d3 + 1 kV \/ 2 kV\u300d\u3002IEC 61000-4-5 generator \u5177\u6709\u7279\u5b9a source impedance\uff0c\u800c MOV\u3001\u6574\u6d41\u6a4b\u3001EMI filter\u3001bulk capacitor\u3001\u8b8a\u58d3\u5668\u8207\u5176\u4ed6 series impedance \u90fd\u6703\u6539\u8b8a\u5be6\u969b\u7bc0\u9ede\u96fb\u58d3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> MOSFET \/ \u521d\u7d1a\u958b\u95dc\u7ba1\uff1a\u61c9\u91cf\u6e2c\u6700\u58de\u689d\u4ef6\u4e0b\u7684 VDS peak\uff0c\u5305\u542b DC bus\u3001\u53cd\u5c04\u96fb\u58d3\u3001\u6f0f\u611f\u5c16\u5cf0\u4ee5\u53ca surge \u5f15\u8d77\u7684 bus rise\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> \u6574\u6d41\u5f8c\u96fb\u89e3\u96fb\u5bb9\uff1a\u61c9\u78ba\u8a8d\u5be6\u969b\u77ac\u614b\u96fb\u58d3\u662f\u5426\u7b26\u5408\u8a72\u96fb\u5bb9 datasheet \u7684 rated voltage \/ surge voltage \u8207\u5141\u8a31\u6642\u9593\u689d\u4ef6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> \u6574\u6d41\u6a4b\uff1a\u61c9\u78ba\u8a8d\u53cd\u5411\u5cf0\u503c\u8207\u6d6a\u6e67\u96fb\u6d41\u80fd\u529b\uff0c\u800c\u4e0d\u662f\u5957\u7528\u56fa\u5b9a\u300c\u00d71.5\u300d\u898f\u5247\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> \u63a7\u5236 IC\u3001\u555f\u52d5\u96fb\u963b\u3001\u7b9d\u4f4d\u7db2\u8def\u8207\u5149\u8026\u7b49\uff1a\u82e5 surge \u6539\u8b8a\u521d\u7d1a\u53c3\u8003\u9ede\u6216\u7522\u751f\u5171\u6a21\u4f4d\u79fb\uff0c\u4e5f\u53ef\u80fd\u5148\u65bc\u529f\u7387\u5143\u4ef6\u5931\u6548\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\uff0c\u4e0d\u5efa\u8b70\u4f7f\u7528\u300cMOSFET \u56fa\u5b9a\u591a\u7559 30%\u300d\u300c\u96fb\u5bb9\u56fa\u5b9a \u00d71.25\u300d\u7b49\u6c92\u6709\u4f86\u6e90\u7684\u901a\u7528\u6bd4\u4f8b\u3002\u6bd4\u8f03\u53ef\u9760\u7684\u65b9\u6cd5\u662f\u5148\u91cf\u6e2c\u6216\u6a21\u64ec\u5be6\u969b transient stress\uff0c\u518d\u4f9d\u5143\u4ef6 datasheet \u8207\u516c\u53f8\u65e2\u6709 derating guideline \u8a2d\u5b9a\u88d5\u91cf\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<h2 class=\"wp-block-heading\">\u539f\u56e0\u4e09\uff1aPCB \u4f48\u7dda\u7684\u5bc4\u751f\u96fb\u611f\u9020\u6210\u984d\u5916\u904e\u885d<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u5373\u4f7f MOV\/TVS \u898f\u683c\u6b63\u78ba\uff0cPCB \u8d70\u7dda\u4ecd\u53ef\u80fd\u4f7f\u88ab\u4fdd\u8b77\u7bc0\u9ede\u770b\u5230\u6bd4\u5143\u4ef6 datasheet \u9257\u4f4d\u96fb\u58d3\u66f4\u9ad8\u7684\u77ac\u9593\u5cf0\u503c\u3002\u539f\u56e0\u662f\u7a81\u6ce2\u96fb\u6d41\u7684 di\/dt \u5f88\u9ad8\uff0c\u8d70\u7dda\u8207\u5c01\u88dd\u7684\u5bc4\u751f\u96fb\u611f\u6703\u7522\u751f\u984d\u5916\u96fb\u58d3\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>V = L \u00d7 di\/dt<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\uff0c\u300c\u8d70\u7dda\u904e\u9577\u6703\u8b93\u4fdd\u8b77\u5143\u4ef6\u53cd\u61c9\u8b8a\u6162\u300d\u4e26\u4e0d\u662f\u6700\u7cbe\u78ba\u7684\u63cf\u8ff0\u3002\u66f4\u6b63\u78ba\u7684\u8aaa\u6cd5\u662f\uff1a\u904e\u9577\u7684 surge current path \u589e\u52a0\u5bc4\u751f\u96fb\u611f\uff0c\u9020\u6210\u984d\u5916 overshoot\uff0c\u8b93\u88ab\u4fdd\u8b77\u7bc0\u9ede\u7684\u5cf0\u503c\u9ad8\u65bc\u4fdd\u8b77\u5143\u4ef6\u672c\u8eab\u7684\u9257\u4f4d\u96fb\u58d3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6539\u5584\u65b9\u5411\uff1a\u7e2e\u77ed\u9257\u4f4d\u5143\u4ef6\u8207\u56de\u6d41\u9ede\u4e4b\u9593\u7684\u8d70\u7dda\u3001\u964d\u4f4e loop area\u3001\u4f7f\u7528\u8f03\u5bec\u7684\u9285\u7b94\u8207\u9069\u7576\u5e73\u9762\uff0c\u4e26\u907f\u514d\u8b93 surge current \u7d93\u904e\u654f\u611f\u63a7\u5236\u96fb\u8def\u7684 signal ground\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<h2 class=\"wp-block-heading\">\u539f\u56e0\u56db\uff1aClass I \/ Class II \u7684\u5171\u6a21\u8def\u5f91\u8207\u6a5f\u6bbc\u8a2d\u8a08\u4e0d\u7b26\u5408\u5be6\u969b\u7522\u54c1\u7d50\u69cb<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c0d Class I \u7522\u54c1\u800c\u8a00\uff0cPE\u3001\u91d1\u5c6c\u6a5f\u6bbc\u3001Y \u96fb\u5bb9\u8207\u5bc4\u751f\u96fb\u5bb9\u90fd\u53ef\u80fd\u5f62\u6210\u5171\u6a21 surge \u8def\u5f91\u3002\u82e5 PE \u9023\u63a5\u963b\u6297\u904e\u9ad8\u3001\u6a5f\u6bbc bonding \u4e0d\u826f\u6216\u56de\u6d41\u8def\u5f91\u904e\u9577\uff0c\u53ef\u80fd\u63d0\u9ad8\u5167\u90e8\u7bc0\u9ede\u7684\u5171\u6a21\u4f4d\u79fb\u8207\u77ac\u614b\u61c9\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u4e0d\u80fd\u628a\u300c\u5171\u6a21\u7a81\u6ce2\u7684\u6d29\u653e\u8def\u5f91\u5c31\u662f Y \u96fb\u5bb9 \u2192 PE\u300d\u7576\u6210\u6240\u6709\u7522\u54c1\u7684\u901a\u5247\u3002Class II \u7522\u54c1\u5728\u6b63\u5e38\u4f7f\u7528\u4e0b\u901a\u5e38\u6c92\u6709 PE conductor\uff0c\u5176 line-to-ground \u6e2c\u8a66\u8981\u6c42\u9808\u4f9d\u7522\u54c1\u6a19\u6e96\u8207\u5be6\u969b\u7d50\u69cb\u5224\u5b9a\u3002IEC 61547:2020 \u4e5f\u7279\u5225\u91dd\u5c0d\u67d0\u4e9b\u5177\u6709\u91d1\u5c6c\u5916\u6bbc\u3001\u5be6\u969b\u5b89\u88dd\u6642\u53ef\u80fd\u63a5\u8fd1 earth potential \u7684 Class II lighting equipment \u898f\u7bc4\u6e2c\u8a66\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Y \u96fb\u5bb9\u9996\u5148\u662f safety-rated EMI component\u3002\u63d0\u9ad8\u5bb9\u91cf\u53ef\u80fd\u6539\u8b8a common-mode impedance\uff0c\u4f46\u4e5f\u6703\u5f71\u97ff\u6f0f\u96fb\u6d41\u3001touch current\u3001\u7d55\u7de3\u8207\u5176\u4ed6\u7bc0\u9ede\u7684 transient stress\uff0c\u56e0\u6b64\u4e0d\u80fd\u628a\u300c\u589e\u52a0 Y \u96fb\u5bb9\u300d\u7576\u4f5c\u901a\u7528\u7684 surge \u4fee\u6b63\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6539\u5584\u65b9\u5411\uff1a\u5148\u4f9d Class I \/ Class II\u3001\u91d1\u5c6c\u6216\u7d55\u7de3\u5916\u6bbc\u3001PE\/\u6a5f\u6bbc bonding\u3001\u5b89\u88dd\u74b0\u5883\u8207\u7522\u54c1\u6a19\u6e96\u756b\u51fa\u5be6\u969b common-mode current path\uff0c\u518d\u8a55\u4f30 Y \u96fb\u5bb9\u3001\u6a5f\u6bbc\u8026\u5408\u8207\u4fdd\u8b77\u7db2\u8def\u662f\u5426\u9700\u8981\u8abf\u6574\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<h2 class=\"wp-block-heading\">\u7a81\u6ce2\u6e2c\u8a66\u5931\u6557\u5f8c\uff0c\u9700\u8981\u91cd\u6e2c\u5168\u90e8\u9805\u76ee\u55ce\uff1f<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-pullquote\"><blockquote><p>\u958b\u767c\u968e\u6bb5\u53ef\u4ee5\u91dd\u5c0d\u5931\u6557\u7684 polarity\u3001phase angle \u6216 coupling path \u5148\u505a debug \/ pre-compliance retest\uff1b\u4f46\u6b63\u5f0f\u8a8d\u8b49\u9700\u8981\u91cd\u6e2c\u54ea\u4e9b\u689d\u4ef6\uff0c\u61c9\u7531\u9069\u7528\u7522\u54c1\u6a19\u6e96\u3001\u4fee\u6539\u7bc4\u570d\u53ca\u5be6\u9a57\u5ba4\uff0f\u8a8d\u8b49\u6a5f\u69cb\u7684 change assessment \u6c7a\u5b9a\uff0c\u4e0d\u80fd\u55ae\u6191 IEC 61000-4-5 \u63a8\u8ad6\u300c\u53ea\u9700\u88dc\u6e2c Surge\u300d\u3002<br>\u5982\u679c\u53ea\u662f\u66ff\u63db\u7b49\u6548\u898f\u683c\u5143\u4ef6\u3001\u4e14\u5c0d\u5176\u4ed6\u96fb\u8def\u884c\u70ba\u6c92\u6709\u5be6\u8cea\u5f71\u97ff\uff0c\u5be6\u9a57\u5ba4\u53ef\u80fd\u540c\u610f\u7e2e\u5c0f\u88dc\u6e2c\u7bc4\u570d\uff1b\u4f46\u82e5\u66f4\u63db driver\u3001\u4fee\u6539 X\/Y capacitor\u3001common-mode choke\u3001MOV\u3001PCB layout \u6216\u63a5\u5730\u65b9\u5f0f\uff0c\u9664\u4e86 surge \u4e4b\u5916\uff0c\u4e5f\u53ef\u80fd\u5f71\u97ff conducted\/radiated emission\u3001EFT\u3001conducted immunity\u3001leakage\/touch current \u751a\u81f3 safety\u3002<\/p><\/blockquote><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<h2 class=\"wp-block-heading\">\u9001\u6e2c\u524d\u7684 5 \u500b\u81ea\u4e3b\u9810\u9632\u6aa2\u67e5\u9ede<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u9001\u6b63\u5f0f\u6e2c\u8a66\u524d\uff0c\u53ef\u5148\u5b8c\u6210\u4ee5\u4e0b\u6aa2\u67e5\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>\u6aa2\u67e5\u9805\u76ee<\/strong><\/td><td><strong>\u78ba\u8a8d\u91cd\u9ede<\/strong><\/td><\/tr><\/thead><tbody><tr><td>\u2460 MOV \/ TVS \/ GDT \u9078\u578b<\/td><td>MCOV\u3001\u6307\u5b9a surge current \u4e0b\u7684 clamping voltage\u3001peak current\u3001energy \u8207 pulse life \u662f\u5426\u7b26\u5408\u76ee\u6a19\u6e2c\u8a66\u689d\u4ef6\u3002<\/td><\/tr><tr><td>\u2461 \u95dc\u9375\u7bc0\u9ede transient stress<\/td><td>\u4ee5\u91cf\u6e2c\u6216\u6a21\u64ec\u78ba\u8a8d MOSFET VDS\u3001DC bus\u3001bulk capacitor\u3001bridge \u7b49\u6700\u58de\u77ac\u614b\u96fb\u58d3\/\u96fb\u6d41\u3002<\/td><\/tr><tr><td>\u2462 \u4fdd\u8b77\u5143\u4ef6\u8207 PCB \u8def\u5f91<\/td><td>\u7a81\u6ce2\u96fb\u6d41\u8def\u5f91\u662f\u5426\u77ed\u3001\u4f4e\u96fb\u611f\u3001\u4f4e loop area\uff0c\u907f\u514d surge current \u7d93\u904e\u654f\u611f signal ground\u3002<\/td><\/tr><tr><td>\u2463 Class \/ \u6a5f\u6bbc \/ PE \u8def\u5f91<\/td><td>\u4f9d Class I \/ Class II \u8207\u5be6\u969b\u5b89\u88dd\u65b9\u5f0f\u78ba\u8a8d PE\u3001\u91d1\u5c6c\u6a5f\u6bbc\u3001Y cap\u3001\u5bc4\u751f\u96fb\u5bb9\u7684 common-mode path\u3002<\/td><\/tr><tr><td>\u2464 \u9069\u7528\u7522\u54c1\u6a19\u6e96<\/td><td>\u5148\u78ba\u8a8d\u7522\u54c1\u5be6\u969b\u8981\u7b26\u5408\u7684 line-to-line \/ line-to-ground \u96fb\u58d3\u3001polarity\u3001phase angle \u8207 performance criterion\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u82e5\u4e0a\u8ff0\u4efb\u4e00\u9805\u4e0d\u78ba\u5b9a\uff0c\u5efa\u8b70\u6b63\u5f0f\u9001\u6e2c\u524d\u5b89\u6392 pre-compliance test\uff0c\u4e26\u5728\u6e2c\u8a66\u6642\u91cf\u6e2c\u95dc\u9375\u7bc0\u9ede\u6ce2\u5f62\u3002\u9019\u901a\u5e38\u6bd4\u53ea\u9760\u7406\u8ad6\u6578\u503c\u53cd\u8986\u63db\u5143\u4ef6\u66f4\u5bb9\u6613\u5b9a\u4f4d\u554f\u984c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5167\u90e8\u9023\u7d50<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> <a href=\"https:\/\/jhet.com.tw\/insights\/iec-61000-4-5-surge-test-submission-checklist\/\">\u7a81\u6ce2\u6e2c\u8a66\u9001\u9a57\u524d\u8a72\u6e96\u5099\u4ec0\u9ebc\uff1f\u8acb\u898b\uff1a\u7a81\u6ce2\u6297\u64fe\u5ea6\u6e2c\u8a66\u9001\u9a57\u6e96\u5099\u5b8c\u6574\u6307\u5357<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> <a href=\"https:\/\/jhet.com.tw\/insights\/surge-immunity-test-faq-top10-questions\/\">\u9001\u6e2c\u5e38\u898b 10 \u500b\u554f\u984c\uff1a\u7a81\u6ce2\u6297\u64fe\u5ea6\u6e2c\u8a66 FAQ \u6574\u7406<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> <a href=\"https:\/\/jhet.com.tw\/insights\/taiwan-surge-immunity-test-lab-selection-guide\/\">\u5982\u4f55\u9078\u64c7\u5408\u683c\u7684\u7a81\u6ce2\u6e2c\u8a66\u5be6\u9a57\u5ba4\uff1a\u53f0\u7063\u7a81\u6ce2\u6e2c\u8a66\u5be6\u9a57\u5ba4\u9078\u64c7\u6307\u5357<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> <a href=\"https:\/\/jhet.com.tw\/insights\/led-driver-selection-surge-immunity-test-pass-rate\/\">\u4e0b\u4e00\u7bc7\uff1a\u9a45\u52d5\u5668\u9078\u578b\u5982\u4f55\u5f71\u97ff\u7a81\u6ce2\u6e2c\u8a66\u901a\u904e\u7387<\/a><\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<h2 class=\"wp-block-heading\">FAQ\uff1a\u7a81\u6ce2\u6e2c\u8a66\u5931\u6557\u5e38\u898b\u554f\u984c<\/h2>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">Q1\uff1a\u7a81\u6ce2\u6e2c\u8a66\u5931\u6557\u6642\u61c9\u5148\u67e5\u54ea\u88e1\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5148\u5f9e\u6e2c\u8a66\u5831\u544a\u78ba\u8a8d\u5931\u6557\u7684\u662f line-to-line \u6216 line-to-ground\u3001\u6b63\/\u8ca0\u6975\u6027\u3001\u76f8\u4f4d\u89d2\u53ca\u5931\u6548\u6a21\u5f0f\uff0c\u518d\u91cf\u6e2c MOV\/TVS \u5f8c\u7aef\u3001DC bus\u3001MOSFET VDS \u7b49\u95dc\u9375\u7bc0\u9ede\u3002\u6c92\u6709\u5167\u90e8\u7d71\u8a08\u8cc7\u6599\u6642\uff0c\u4e0d\u5efa\u8b70\u628a\u67d0\u4e00\u9846\u5143\u4ef6\u5beb\u6210\u300c\u6700\u5e38\u898b\u6545\u969c\u5143\u4ef6\u300d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q2\uff1a\u6539\u5584\u4e86\u4fdd\u8b77\u96fb\u8def\u4e4b\u5f8c\uff0c\u53ea\u9700\u8981\u91cd\u505a Surge \u55ce\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u958b\u767c debug \u53ef\u4ee5\u5148\u91cd\u505a Surge\uff0c\u4f46\u6b63\u5f0f\u8a8d\u8b49\u7684\u91cd\u6e2c\u7bc4\u570d\u61c9\u7531\u5be6\u9a57\u5ba4\u6216\u8a8d\u8b49\u6a5f\u69cb\u4f9d\u4fee\u6539\u5167\u5bb9\u8a55\u4f30\u3002\u82e5\u66f4\u6539 driver\u3001EMI filter\u3001X\/Y capacitor \u6216 PCB\uff0c\u5176\u4ed6 EMC \/ safety \u9805\u76ee\u4e5f\u53ef\u80fd\u53d7\u5230\u5f71\u97ff\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q3\uff1a\u9a45\u52d5\u5668\u4f9b\u61c9\u5546\u8aaa driver \u5df2\u901a\u904e\u7a81\u6ce2\u6e2c\u8a66\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u55ce\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u80fd\u76f4\u63a5\u7b49\u540c\u6574\u71c8\u901a\u904e\u3002\u5fc5\u9808\u78ba\u8a8d driver \u6e2c\u8a66\u6642\u7684\u8f38\u5165\u96fb\u58d3\u3001coupling path\u3001kV\u3001\u5916\u90e8\u4fdd\u8b77\u3001PE\/\u6a5f\u6bbc\u8207\u5b89\u88dd\u689d\u4ef6\u662f\u5426\u8207\u6574\u71c8\u76f8\u7b26\uff0c\u6574\u71c8\u4ecd\u9700\u4f9d\u9069\u7528\u7522\u54c1\u6a19\u6e96\u9a57\u8b49\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q4\uff1a\u7a81\u6ce2\u5931\u6557\u6642\uff0c\u63db\u9a45\u52d5\u5668\u6709\u6548\u9084\u662f\u52a0\u4fdd\u8b77\u5143\u4ef6\u6709\u6548\uff1f<\/h3>\n\n\n\n<p 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capability \u8207\u96fb\u6e90\u62d3\u6a38\uff1bEFT \u5247\u5c0d\u9ad8\u983b\u8026\u5408\u3001\u5bc4\u751f\u96fb\u5bb9\/\u96fb\u611f\u53ca EMI filtering \u66f4\u654f\u611f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7d50\u8a9e\uff1a\u627e\u5c0d\u539f\u56e0\uff0c\u624d\u80fd\u6709\u6548\u6539\u5584 \u7a81\u6ce2\u6e2c\u8a66\u4e0d\u5408\u683c\u7684\u6539\u5584\u8def\u5f91\uff0c\u5f9e\u627e\u5c0d\u5931\u6557\u539f\u56e0\u958b\u59cb\u3002\u82e5\u60a8\u7684\u7522\u54c1\u525b\u62ff\u5230\u4e0d\u5408\u683c\u5831\u544a\uff0c\u6216\u60f3\u5728\u6b63\u5f0f\u9001\u6e2c\u524d\u5148\u78ba\u8a8d\u8a2d\u8a08\u98a8\u96aa\uff0c\u6b61\u8fce<a href=\"https:\/\/jhet.com.tw\/contact\/\">\u806f\u7e6b\u4eac\u9d3b\u6aa2\u9a57<\/a>\u3002\u6211\u5011\u63d0\u4f9b\u9810\u6e2c\u8a66\u670d\u52d9\uff0c\u5354\u52a9\u60a8\u5728\u9001\u56de\u5be6\u9a57\u5ba4\u524d\u627e\u51fa\u554f\u984c\u7665\u7d50\uff0c\u7e2e\u77ed\u91cd\u6e2c\u6642\u7a0b\u3001\u964d\u4f4e\u6539\u7248\u6210\u672c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u53c3\u8003\u8cc7\u6599<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[1] IEC 61000-4-5:2014+AMD1:2017 CSV \u2014 Electromagnetic compatibility (EMC) &#8211; Part 4-5: Testing and measurement techniques &#8211; Surge immunity test<\/strong><br>https:\/\/webstore.iec.ch\/en\/publication\/61166<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[2] IEC 61547:2020 \u2014 Equipment for general lighting purposes &#8211; EMC immunity requirements<\/strong><br>https:\/\/webstore.iec.ch\/en\/publication\/62039<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[3] CNS 14676-5:2019 \u2014 \u96fb\u78c1\u76f8\u5bb9\uff0d\u6e2c\u8a66\u8207\u91cf\u6e2c\u6280\u8853\uff0d\u7b2c5\u90e8\uff1a\u7a81\u6ce2\u6297\u64fe\u5ea6\u6e2c\u8a66<\/strong><br>https:\/\/www.cns-standards.org\/CNS_standard.asp?CODE=CNS+14676-5&amp;word=Electromagnetic+compatibility<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[4] Littelfuse AND8232 \u2014 PCB Design Guidelines that Maximize the Performance of TVS Diodes<\/strong><br>https:\/\/www.littelfuse.com\/assetdocs\/pcb-design-guidelines-that-maximize-the-performance-of-tvs-diodes?assetguid=081efb7b-3e52-4c85-9819-1ce1c822a691<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[5] Bourns \u2014 Designing Effective Surge Protection for AC and DC Powered Systems<\/strong><br>https:\/\/www.bourns.com\/docs\/technical-documents\/technical-library\/isomov\/application-notes\/surge_protection_for_ac_and_dc_powered_systems_appnote.pdf<\/p>\n\n\n\n<p 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