{"id":2454,"date":"2026-10-02T10:00:41","date_gmt":"2026-10-02T02:00:41","guid":{"rendered":"https:\/\/jhet.com.tw\/?post_type=insights&#038;p=2454"},"modified":"2026-10-09T10:02:04","modified_gmt":"2026-10-09T02:02:04","slug":"led-driver-selection-surge-immunity-test-pass-rate","status":"publish","type":"insights","link":"https:\/\/jhet.com.tw\/ja\/insights\/led-driver-selection-surge-immunity-test-pass-rate\/","title":{"rendered":"\u9a45\u52d5\u5668\u9078\u578b\u5982\u4f55\u5f71\u97ff\u7a81\u6ce2\u6e2c\u8a66\u901a\u904e\u7387\uff1f\u6574\u71c8\u9001\u6e2c\u524d\u7684\u95dc\u9375\u8a55\u4f30"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u4e0a\u4e00\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u6574\u7406\u4e86\u7a81\u6ce2\u6297\u64fe\u5ea6\u6e2c\u8a66\u5931\u6557\u6642\u7684\u5e7e\u500b\u4e3b\u8981\u6392\u67e5\u65b9\u5411\u3002\u82e5\u554f\u984c\u6700\u5f8c\u843d\u5728\u9a45\u52d5\u5668\u672c\u8eab\uff0c\u5f80\u5f80\u662f\u6700\u96e3\u5728\u9001\u6e2c\u5f8c\u5feb\u901f\u4fee\u6539\u7684\u4e00\u985e\uff0c\u56e0\u70ba\u66f4\u63db driver \u53ef\u80fd\u727d\u6d89\u91cd\u65b0\u6253\u6a23\u3001PCB \u4f48\u5c40\u3001\u6563\u71b1\u3001\u5b89\u898f\u8207\u6574\u9ad4 EMC \u884c\u70ba\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\uff0c\u6bd4\u8d77\u6e2c\u8a66\u5931\u6557\u5f8c\u518d\u63db driver\uff0c\u66f4\u6709\u6548\u7387\u7684\u505a\u6cd5\u662f\u5728\u9078\u578b\u968e\u6bb5\u5c31\u78ba\u8a8d\u5b83\u7684\u5be6\u969b surge test \u689d\u4ef6\u3001\u5167\u90e8\/\u5916\u90e8\u4fdd\u8b77\u67b6\u69cb\uff0c\u4ee5\u53ca\u6574\u71c8\u5b89\u88dd\u5f8c\u53ef\u80fd\u6539\u8b8a\u7684\u5171\u6a21\u8def\u5f91\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-pullquote\"><blockquote><p>\u9a45\u52d5\u5668\u9078\u578b\u4e0d\u80fd\u53ea\u554f\u300c\u6709\u6c92\u6709\u904e Surge\u300d\u3002\u61c9\u8981\u6c42\u4f9b\u61c9\u5546\u63d0\u4f9b IEC 61000-4-5 \u6e2c\u8a66\u689d\u4ef6\u6216\u5831\u544a\uff0c\u78ba\u8a8d line-to-line \/ line-to-ground \u96fb\u58d3\u3001\u6b63\u8ca0\u6975\u6027\u3001\u76f8\u4f4d\u89d2\u3001\u8f38\u5165\u96fb\u58d3\u3001\u5916\u90e8\u4fdd\u8b77\u3001PE\/\u6a5f\u6bbc\u914d\u7f6e\u8207 performance criterion\u3002\u53ea\u6709\u300cLevel 4\u300d\u7684\u53e3\u982d\u8aaa\u6cd5\u901a\u5e38\u4e0d\u5920\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\">\u9a45\u52d5\u5668\u6a21\u7d44\u300c\u5df2\u901a\u904e\u7a81\u6ce2\u6e2c\u8a66\u300d\u7b49\u65bc\u6574\u71c8\u4e5f\u6703\u904e\u55ce\uff1f<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u7b49\u65bc\u3002driver module \u901a\u904e surge\uff0c\u53ea\u80fd\u8b49\u660e\u5b83\u5728\u7576\u6642\u7684\u6e2c\u8a66\u914d\u7f6e\u4e0b\u7b26\u5408\u8981\u6c42\uff1b\u6574\u71c8\u7d44\u88dd\u5f8c\uff0c\u5916\u90e8\u4fdd\u8b77\u3001\u7dda\u6750\u3001PCB\u3001\u91d1\u5c6c\u5916\u6bbc\u3001PE\u3001\u6563\u71b1\u7247\u3001\u56fa\u5b9a\u65b9\u5f0f\u53ca\u5bc4\u751f\u96fb\u5bb9\u90fd\u53ef\u80fd\u6539\u8b8a surge current path\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> \u6574\u71c8\u8f38\u5165\u7aef\u662f\u5426\u53e6\u5916\u914d\u7f6e MOV\u3001TVS\u3001GDT\u3001fuse \u6216 series impedance\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> \u6574\u71c8 PCB \u7684 surge current loop\u3001\u4fdd\u8b77\u5143\u4ef6\u5230 driver \u7684\u8d70\u7dda\u8207 ground\/chassis routing\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> Class I \u7522\u54c1\u7684 PE \/ chassis bonding\uff0c\u6216 Class II \u91d1\u5c6c\u7d50\u69cb\u5c0d earth potential \u7684\u5bc4\u751f\u8026\u5408\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> driver \u5728\u6574\u71c8\u4e2d\u7684\u56fa\u5b9a\u65b9\u5f0f\u3001\u6563\u71b1\u7247\u8207\u91d1\u5c6c\u6a5f\u69cb\u4ef6\u662f\u5426\u6539\u8b8a common-mode capacitance\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\uff0cdriver \u7684\u6e2c\u8a66\u5831\u544a\u662f\u91cd\u8981\u7684\u9078\u578b\u4f9d\u64da\uff0c\u4f46\u4e0d\u80fd\u53d6\u4ee3\u6574\u71c8\u4f9d\u9069\u7528\u7522\u54c1\u6a19\u6e96\u6240\u9700\u7684 EMC immunity \u9a57\u8b49\u3002IEC 61547:2020 \u4e5f\u7279\u5225\u5f37\u8abf module \u5728 host system \u4e2d\u7684\u6e2c\u8a66\u554f\u984c\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\">\u8a55\u4f30\u91cd\u9ede\u4e00\uff1a\u5148\u78ba\u8a8d\u7522\u54c1\u771f\u6b63\u9700\u8981\u7684 Surge \u689d\u4ef6<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">CNS 14676-5 \/ IEC 61000-4-5 \u662f surge \u6e2c\u8a66\u65b9\u6cd5\u6a19\u6e96\uff1b\u7167\u660e\u7522\u54c1\u5be6\u969b\u8981\u65bd\u52a0\u591a\u5c11\u96fb\u58d3\uff0c\u61c9\u7531 IEC 61547 \u7b49\u7522\u54c1\u6a19\u6e96\u6216\u5ba2\u6236\u898f\u683c\u6c7a\u5b9a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u8981\u628a\u300c2 kV line-to-line \/ 4 kV line-to-ground\u300d\u76f4\u63a5\u7a31\u70ba IEC 61000-4-5 Level 4\u3002\u4ee5 IEC 61547:2020 \u70ba\u4f8b\uff0c\u4e0d\u540c lighting equipment \u985e\u5225\u3001\u8f38\u5165\u529f\u7387\u8207 road\/street application \u7684\u8981\u6c42\u4e0d\u540c\uff1b\u90e8\u5206 &gt;25 W luminaires \/ independent auxiliaries \u5e38\u898b\u70ba \u00b12 kV L-L\u3001\u00b14 kV L-G\uff0c\u800c road and street lighting equipment \u53ef\u5230 \u00b12 kV L-L\u3001\u00b14 kV L-G\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u5411 driver \u5ee0\u5546\u8a62\u554f\u6642\uff0c\u6700\u597d\u76f4\u63a5\u7528\u300ckV + coupling path + test condition\u300d\u63cf\u8ff0\uff0c\u800c\u4e0d\u662f\u53ea\u554f Level \u5e7e\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\">\u8a55\u4f30\u91cd\u9ede\u4e8c\uff1a\u95dc\u9375\u5143\u4ef6\u4e0d\u8981\u5957\u7528\u56fa\u5b9a\u8010\u58d3\u500d\u6578<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u539f\u672c\u5e38\u898b\u7684\u7c21\u5316\u5beb\u6cd5\uff0c\u4f8b\u5982 MOSFET \u00d71.3\u3001\u96fb\u89e3\u96fb\u5bb9 \u00d71.25\u3001\u6574\u6d41\u6a4b \u00d71.5\uff0c\u770b\u8d77\u4f86\u5f88\u5177\u9ad4\uff0c\u4f46\u9019\u4e9b\u4e26\u4e0d\u662f IEC 61000-4-5 \u6216 IEC 61547 \u7684\u901a\u7528\u898f\u5b9a\u3002\u4e0d\u540c flyback\u3001buck\u3001LLC\u3001isolated\/non-isolated driver \u7684\u5be6\u969b stress \u5dee\u7570\u5f88\u5927\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>\u5143\u4ef6 \/ \u7bc0\u9ede<\/strong><\/td><td><strong>\u4e3b\u8981\u98a8\u96aa<\/strong><\/td><td><strong>\u9078\u578b\u6216\u78ba\u8a8d\u65b9\u5f0f<\/strong><\/td><\/tr><\/thead><tbody><tr><td>MOSFET \/ \u521d\u7d1a\u958b\u95dc\u7ba1<\/td><td>DC bus\u3001\u53cd\u5c04\u96fb\u58d3\u3001\u6f0f\u611f\u5c16\u5cf0\u8207 surge-induced bus rise \u758a\u52a0<\/td><td>\u91cf\u6e2c\/\u6a21\u64ec\u6700\u58de VDS peak\uff0c\u4e26\u4f9d datasheet transient \/ avalanche \/ temperature rating \u8207\u516c\u53f8 derating rule \u7559\u88d5\u91cf\u3002<\/td><\/tr><tr><td>\u6574\u6d41\u5f8c bulk capacitor<\/td><td>Surge \u53ef\u80fd\u4f7f DC bus \u77ac\u9593\u5347\u9ad8<\/td><td>\u78ba\u8a8d\u5be6\u969b peak voltage\u3001pulse duration \u662f\u5426\u7b26\u5408 capacitor datasheet \u7684 rated \/ surge voltage \u689d\u4ef6\u3002<\/td><\/tr><tr><td>\u6574\u6d41\u6a4b<\/td><td>\u53cd\u5411\u5cf0\u503c\u53ca\u6d6a\u6e67\u96fb\u6d41<\/td><td>\u4f9d\u5be6\u969b\u8f38\u5165\u8207 transient stress \u6aa2\u67e5 VRRM \/ IFSM \u7b49\u984d\u5b9a\u503c\uff0c\u4e0d\u7528\u56fa\u5b9a PIV \u500d\u6578\u4ee3\u66ff\u3002<\/td><\/tr><tr><td>\u63a7\u5236 IC \/ \u555f\u52d5\u8207\u7b9d\u4f4d\u7db2\u8def<\/td><td>\u5171\u6a21\u4f4d\u79fb\u6216 bus rise \u53ef\u80fd\u8d85\u51fa pin rating<\/td><td>\u6aa2\u67e5 absolute maximum\u3001\u555f\u52d5\u96fb\u963b\u3001VCC clamp\u3001CS\/FB \u7b49\u654f\u611f pin \u7684\u77ac\u614b\u6ce2\u5f62\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u9019\u7a2e\u4ee5\u300c\u5be6\u969b\u91cf\u6e2c\u7bc0\u9ede + datasheet rating\u300d\u70ba\u6838\u5fc3\u7684\u65b9\u5f0f\uff0c\u6bd4\u56fa\u5b9a\u767e\u5206\u6bd4\u66f4\u80fd\u53cd\u6620\u771f\u6b63\u7684 surge margin\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\">\u8a55\u4f30\u91cd\u9ede\u4e09\uff1a\u5206\u6e05\u695a Surge \u4fdd\u8b77\u8207 EMI \u6ffe\u6ce2<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">driver \u8f38\u5165\u7aef\u53ef\u80fd\u540c\u6642\u5177\u6709 MOV\/TVS\/GDT \u7b49\u904e\u96fb\u58d3\u4fdd\u8b77\uff0c\u4ee5\u53ca X\/Y capacitor\u3001common-mode choke \u7b49 EMI filter\u3002\u9019\u5169\u985e\u5143\u4ef6\u4e92\u76f8\u5f71\u97ff\uff0c\u4f46\u76ee\u7684\u4e0d\u540c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> MOV \/ TVS \/ GDT\uff1a\u4e3b\u8981\u7528\u4f86\u9650\u5236\u904e\u96fb\u58d3\u6216\u5206\u6d41 surge current\uff0c\u5fc5\u9808\u770b\u5be6\u969b clamping \/ surge current \/ energy \u80fd\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> X capacitor\uff1a\u4e3b\u8981\u7528\u65bc line-to-line differential-mode EMI filtering\uff0c\u4e26\u975e\u901a\u7528\u7684 surge energy clamp\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> Y capacitor\uff1a\u4e3b\u8981\u7528\u65bc common-mode EMI filtering\uff0c\u5c6c safety-rated capacitor\uff0c\u5bb9\u91cf\u53d7 leakage \/ touch current \u8207\u7d55\u7de3\u8981\u6c42\u9650\u5236\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> Common-mode choke \/ series impedance\uff1a\u9664\u4e86 EMI filtering\uff0c\u4e5f\u6703\u6539\u8b8a surge current \u8207\u5404\u7bc0\u9ede\u96fb\u58d3\u5206\u914d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\uff0c\u300c\u589e\u52a0 X \u96fb\u5bb9\u964d\u4f4e\u5dee\u6a21 surge\u300d\u300c\u589e\u52a0 Y \u96fb\u5bb9\u6539\u5584\u5171\u6a21 surge\u300d\u90fd\u4e0d\u9069\u5408\u7576\u6210\u901a\u7528\u8655\u65b9\u3002\u9019\u4e9b\u5143\u4ef6\u53ef\u80fd\u6539\u8b8a transient response\uff0c\u4f46\u662f\u5426\u6709\u6548\u5fc5\u9808\u914d\u5408\u6574\u9ad4 network \u8207\u5be6\u6e2c\u78ba\u8a8d\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\">\u8a55\u4f30\u91cd\u9ede\u56db\uff1a\u4e0d\u8981\u7528 Common Mode Insertion Loss \u63a8\u8ad6 Surge \u80fd\u529b<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Common Mode Insertion Loss \u662f\u983b\u57df\u7684 EMI filter \u6307\u6a19\uff0c\u53ef\u4ee5\u5354\u52a9\u8a55\u4f30\u67d0\u500b\u983b\u6bb5\u7684\u5171\u6a21\u96dc\u8a0a\u8870\u6e1b\uff0c\u4f46\u5b83\u4e0d\u662f IEC 61000-4-5 \u7684 surge withstand rating\u3002\u5373\u4f7f\u67d0\u9846 filter \u5728 100 kHz \u4ee5\u4e0b\u6709\u5f88\u9ad8 insertion loss\uff0c\u4e5f\u4e0d\u80fd\u56e0\u6b64\u63a8\u8ad6 driver \u80fd\u627f\u53d7\u6307\u5b9a\u7684 1 kV\u30012 kV \u6216 4 kV surge\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u66f4\u76f4\u63a5\u7684\u9078\u578b\u4f9d\u64da\uff0c\u662f\u8981\u6c42 driver \u4f9b\u61c9\u5546\u63d0\u4f9b IEC 61000-4-5 \u6e2c\u8a66\u5831\u544a\u6216\u81f3\u5c11\u5b8c\u6574\u7684\u6e2c\u8a66\u689d\u4ef6\u8207\u7d50\u679c\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\">\u8a55\u4f30\u91cd\u9ede\u4e94\uff1a\u8981\u6c42\u5ee0\u5546\u63d0\u4f9b\u54ea\u4e9b Surge \u8cc7\u6599\uff1f<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u8207\u5176\u53ea\u554f\u300cLevel 4 \u6709\u6c92\u6709\u904e\u300d\uff0c\u5efa\u8b70\u8981\u6c42\u4ee5\u4e0b\u8cc7\u6599\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>\u78ba\u8a8d\u9805\u76ee<\/strong><\/td><td><strong>\u5efa\u8b70\u8a62\u554f\u5167\u5bb9<\/strong><\/td><\/tr><\/thead><tbody><tr><td>\u6e2c\u8a66\u65b9\u6cd5<\/td><td>\u662f\u5426\u4f9d IEC 61000-4-5 \/ CNS 14676-5 \u57f7\u884c\uff1f\u4f7f\u7528\u54ea\u4e00\u7248\uff1f<\/td><\/tr><tr><td>\u8026\u5408\u65b9\u5f0f<\/td><td>L-N\u3001L-PE\u3001N-PE \u5404\u6e2c\u591a\u5c11 kV\uff1f\u662f\u5426\u6709\u5176\u4ed6 port\uff1f<\/td><\/tr><tr><td>\u6e2c\u8a66\u689d\u4ef6<\/td><td>\u6b63\/\u8ca0\u6975\u6027\u3001phase angle\u3001surge \u6b21\u6578\/\u9593\u9694\u3001\u8f38\u5165\u96fb\u58d3\u8207\u64cd\u4f5c\u6a21\u5f0f\u3002<\/td><\/tr><tr><td>\u5916\u90e8\u5143\u4ef6<\/td><td>\u6e2c\u8a66\u6642\u662f\u5426\u4f7f\u7528\u5916\u639b MOV\u3001SPD\u3001fuse\u3001X\/Y capacitor\u3001\u63a5\u5730\u6216\u7279\u5b9a\u7dda\u6750\uff1f<\/td><\/tr><tr><td>\u5224\u5b9a\u65b9\u5f0f<\/td><td>\u63a1\u7528\u4f55\u7a2e performance criterion\uff1f\u6e2c\u8a66\u5f8c\u662f\u5426\u9700\u4eba\u5de5\u5fa9\u6b78\uff1f\u6709\u7121\u5143\u4ef6\u640d\u50b7\u6216\u6027\u80fd\u6f02\u79fb\uff1f<\/td><\/tr><tr><td>\u5831\u544a\u7248\u672c<\/td><td>\u80fd\u5426\u63d0\u4f9b\u6b63\u5f0f\u6e2c\u8a66\u5831\u544a\u3001\u7b2c\u4e09\u65b9\u5831\u544a\u6216\u81f3\u5c11\u5167\u90e8 test record\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u4f9b\u61c9\u5546\u5b8c\u5168\u7121\u6cd5\u63d0\u4f9b surge test data\uff0c\u4e0d\u4ee3\u8868\u4e00\u5b9a\u4e0d\u80fd\u7528\uff0c\u4f46\u6b63\u5f0f\u9001\u6e2c\u524d\u5c31\u66f4\u61c9\u5b89\u6392\u6574\u71c8 pre-compliance test\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\">\u8a55\u4f30\u91cd\u9ede\u516d\uff1a\u5171\u6a21\u8def\u5f91\u8981\u770b\u6574\u71c8\uff0c\u4e0d\u662f\u53ea\u770b Y \u96fb\u5bb9<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">line-to-ground surge \u6703\u53d7\u5230 Class I \/ Class II\u3001PE\u3001\u91d1\u5c6c\u5916\u6bbc\u3001\u6563\u71b1\u7247\u3001\u9694\u96e2\u7d50\u69cb\u8207\u5bc4\u751f\u96fb\u5bb9\u5171\u540c\u5f71\u97ff\u3002Class I \u53ef\u6709\u660e\u78ba PE path\uff1bClass II \u5247\u4e0d\u80fd\u5047\u8a2d\u5b58\u5728 PE conductor\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53e6\u5916\uff0cinput common-mode filter \u6703\u6539\u8b8a\u6574\u500b driver \u5c0d chassis \/ earth \u7684\u77ac\u614b\u96fb\u4f4d\u5206\u5e03\uff0c\u56e0\u6b64\u5171\u6a21\u6ffe\u6ce2\u4e0d\u4e00\u5b9a\u662f\u300c\u8d8a\u591a\u8d8a\u597d\u300d\u3002\u9078\u578b\u6642\u9664\u4e86 input side\uff0c\u4e5f\u61c9\u78ba\u8a8d driver output\u3001LED module \u8207\u91d1\u5c6c\u6a5f\u69cb\u4e4b\u9593\u7684 insulation \/ transient stress\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u82e5\u4f9b\u61c9\u5546\u80fd\u63d0\u4f9b surge waveform \u6216\u95dc\u9375\u7bc0\u9ede\u91cf\u6e2c\u8cc7\u6599\uff0c\u901a\u5e38\u6bd4\u55ae\u7d14\u63d0\u4f9b Y capacitor \u5bb9\u91cf\u6216 insertion loss \u66f4\u6709\u50f9\u503c\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\">\u6574\u71c8\u5916\u90e8\u4fdd\u8b77\u96fb\u8def\u5982\u4f55\u5f4c\u88dc\u9a45\u52d5\u5668\u4e0d\u8db3\uff1f<\/h2>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u9078\u5b9a\u7684 driver \u672c\u8eab surge margin \u4e0d\u8db3\uff0c\u6574\u71c8\u7aef\u53ef\u4ee5\u8996 topology \u8207\u76ee\u6a19\u6e2c\u8a66\u689d\u4ef6\u589e\u52a0\u5916\u90e8\u4fdd\u8b77\uff0c\u4f46\u61c9\u4ee5\u300c\u5206\u6d41\u80fd\u91cf\u3001\u9650\u5236\u6b98\u58d3\u3001\u63a7\u5236\u96fb\u6d41\u8def\u5f91\u300d\u70ba\u8a2d\u8a08\u76ee\u6a19\uff0c\u800c\u4e0d\u662f\u6a5f\u68b0\u5f0f\u5730\u52a0\u96fb\u5bb9\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> \u5728 AC \u8f38\u5165\u7aef\u9078\u7528\u9069\u7576 MOV \/ hybrid MOV \/ GDT \u7b49 primary surge protection\uff0c\u4e26\u78ba\u8a8d MCOV\u3001clamping voltage\u3001surge current\u3001energy \u8207 pulse life\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> \u5fc5\u8981\u6642\u642d\u914d series impedance\u3001fuse \u6216\u591a\u7d1a\u4fdd\u8b77\uff0c\u63a7\u5236\u7b2c\u4e00\u7d1a\u8207\u7b2c\u4e8c\u7d1a\u4fdd\u8b77\u5143\u4ef6\u4e4b\u9593\u7684\u80fd\u91cf\u5206\u914d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> TVS \u53ef\u4f5c\u70ba\u90e8\u5206\u62d3\u6a38\u7684\u7b2c\u4e8c\u7d1a\u5feb\u901f\u9257\u4f4d\uff0c\u4f46\u5fc5\u9808\u78ba\u8a8d working voltage\u3001pulse power \u53ca\u524d\u7d1a\u9650\u6d41\u689d\u4ef6\uff0c\u4e0d\u80fd\u628a TVS \u7576\u6210\u6240\u6709 AC mains driver \u7684\u901a\u7528\u89e3\u6cd5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> X\/Y capacitor \u8207 common-mode choke \u7684\u4fee\u6539\u61c9\u540c\u6642\u8a55\u4f30 EMC\u3001leakage\/touch current\u3001insulation \u8207 surge transient\uff0c\u4e0d\u4ee5\u300c\u5bb9\u91cf\u52a0\u5927\u300d\u4f5c\u70ba\u552f\u4e00\u6539\u5584\u65b9\u5411\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2022<\/strong> \u6240\u6709\u4fdd\u8b77\u5143\u4ef6\u90fd\u61c9\u4ee5\u77ed\u3001\u4f4e\u96fb\u611f\u7684 surge current path \u4f48\u5c40\uff0c\u4e26\u4ee5\u5be6\u6e2c\u95dc\u9375\u7bc0\u9ede\u5cf0\u503c\u78ba\u8a8d\u6539\u5584\u6548\u679c\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\">\u9a45\u52d5\u5668\u9078\u578b\u8a55\u4f30\u6e05\u55ae<\/h2>\n<\/blockquote>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>\u8a55\u4f30\u9805\u76ee<\/strong><\/td><td><strong>\u78ba\u8a8d\u91cd\u9ede<\/strong><\/td><\/tr><\/thead><tbody><tr><td>\u2460 \u9069\u7528\u7522\u54c1 Surge \u689d\u4ef6<\/td><td>\u5148\u78ba\u8a8d\u6574\u71c8\u5be6\u969b\u9700\u8981\u7684 L-L \/ L-G kV\u3001polarity\u3001phase angle \u8207 criterion\u3002<\/td><\/tr><tr><td>\u2461 Driver \u6e2c\u8a66\u8cc7\u6599<\/td><td>\u662f\u5426\u6709 IEC 61000-4-5 \u5831\u544a\uff1b\u6e2c\u8a66\u914d\u7f6e\u662f\u5426\u8207\u5be6\u969b\u6574\u71c8\u63a5\u8fd1\u3002<\/td><\/tr><tr><td>\u2462 \u95dc\u9375\u5143\u4ef6 transient rating<\/td><td>MOSFET\u3001bulk capacitor\u3001bridge\u3001\u63a7\u5236 IC \u7b49\u4ee5\u5be6\u969b worst-case waveform \u8a55\u4f30\uff0c\u4e0d\u5957\u56fa\u5b9a\u500d\u7387\u3002<\/td><\/tr><tr><td>\u2463 \u8f38\u5165\u4fdd\u8b77\u67b6\u69cb<\/td><td>MOV\/TVS\/GDT\u3001fuse\u3001series impedance \u8207 EMI filter \u662f\u5426\u6e05\u695a\uff0c\u5916\u90e8\u5143\u4ef6\u662f\u5426\u70ba\u6e2c\u8a66\u5fc5\u8981\u689d\u4ef6\u3002<\/td><\/tr><tr><td>\u2464 Class \/ PE \/ \u6a5f\u6bbc\u8def\u5f91<\/td><td>\u78ba\u8a8d Class I \/ II\u3001\u91d1\u5c6c\u5916\u6bbc\u3001\u6563\u71b1\u7247\u8207\u5bc4\u751f\u96fb\u5bb9\u5c0d common-mode surge \u7684\u5f71\u97ff\u3002<\/td><\/tr><tr><td>\u2465 Pre-compliance test<\/td><td>\u82e5\u6e2c\u8a66\u8cc7\u6599\u4e0d\u8db3\u6216\u6574\u71c8\u5b89\u88dd\u689d\u4ef6\u8207 driver \u5831\u544a\u5dee\u7570\u5927\uff0c\u6b63\u5f0f\u9001\u6e2c\u524d\u5148\u505a\u9810\u6e2c\u8a66\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\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\/surge-immunity-test-failure-causes-improvement-guide\/\">\u7a81\u6ce2\u6e2c\u8a66\u5931\u6557\u7684 4 \u5927\u6839\u672c\u539f\u56e0\uff1a\u7a81\u6ce2\u6297\u64fe\u5ea6\u6e2c\u8a66\u5931\u6557\u4e86\u600e\u9ebc\u8fa6\uff1f<\/a><\/p>\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\/\">\u9001\u6e2c\u524d\u7684\u6e96\u5099\u6d41\u7a0b\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\/taiwan-surge-immunity-test-lab-selection-guide\/\">\u5982\u4f55\u9078\u64c7\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<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<h2 class=\"wp-block-heading\">FAQ\uff1a\u9a45\u52d5\u5668\u9078\u578b\u8207\u7a81\u6ce2\u6e2c\u8a66\u5e38\u898b\u554f\u984c<\/h2>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">Q1\uff1a\u540c\u4e00\u9846 driver\uff0c\u7528\u5728\u4e0d\u540c\u71c8\u5177\u4e0a Surge \u7d50\u679c\u6703\u4e00\u6a23\u55ce\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u4e00\u5b9a\u3002\u5916\u90e8 MOV\/SPD\u3001\u7dda\u6750\u3001PCB\u3001Class I \/ II\u3001\u91d1\u5c6c\u6a5f\u6bbc\u3001PE\u3001\u6563\u71b1\u7247\u8207\u5b89\u88dd\u65b9\u5f0f\u90fd\u6703\u6539\u8b8a surge path\u3002\u540c\u4e00\u9846 driver \u5728\u5169\u500b\u4e0d\u540c host system \u5167\u53ef\u80fd\u5f97\u5230\u4e0d\u540c\u7d50\u679c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q2\uff1a\u77e5\u540d\u54c1\u724c driver \u5c31\u4e0d\u9700\u8981\u64d4\u5fc3 Surge \u55ce\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u54c1\u724c\u53ef\u4ee5\u63d0\u9ad8\u5c0d\u54c1\u8cea\u8207\u6587\u4ef6\u5b8c\u6574\u5ea6\u7684\u4fe1\u5fc3\uff0c\u4f46\u4ecd\u61c9\u78ba\u8a8d\u5be6\u969b test report \u8207\u4f60\u7684\u7522\u54c1\u689d\u4ef6\u662f\u5426\u4e00\u81f4\u3002\u54c1\u724c\u4e0d\u80fd\u53d6\u4ee3\u6e2c\u8a66\u689d\u4ef6\u6bd4\u5c0d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q3\uff1aDriver \u8981\u300cLevel \u5e7e\u300d\u624d\u5920\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u8981\u53ea\u7528 Level \u540d\u7a31\u9078\u578b\u3002\u5148\u5f9e\u7522\u54c1\u9069\u7528\u6a19\u6e96\u53d6\u5f97\u5be6\u969b L-L \/ L-G kV\u3001\u6975\u6027\u3001\u76f8\u4f4d\u89d2\u8207 criterion\uff0c\u518d\u78ba\u8a8d driver \u5831\u544a\u662f\u5426\u8986\u84cb\u9019\u4e9b\u689d\u4ef6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q4\uff1a\u4f9b\u61c9\u5546\u8aaa\u53ef\u4ee5\u5ba2\u88fd Surge \u7b49\u7d1a\uff0c\u53ef\u884c\u55ce\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\uff0c\u4f46\u61c9\u8981\u6c42\u5ba2\u88fd\u7248\u672c\u7684 BOM \/ protection topology \u8aaa\u660e\uff0c\u4ee5\u53ca\u91dd\u5c0d\u8a72\u7248\u672c\u91cd\u65b0\u5b8c\u6210\u7684 surge \u9a57\u8b49\u3002\u82e5\u5ba2\u88fd\u6d89\u53ca\u5b89\u898f\u95dc\u9375\u5143\u4ef6\uff0c\u4e5f\u8981\u540c\u6b65\u78ba\u8a8d\u539f\u6709 safety certification \u662f\u5426\u53d7\u5f71\u97ff\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q5\uff1a\u63db Driver \u5f8c\u53ea\u91cd\u6e2c Surge \u53ef\u4ee5\u55ce\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u958b\u767c\u968e\u6bb5\u53ef\u4ee5\u5148\u505a Surge pre-test \u78ba\u8a8d\u6548\u679c\uff1b\u6b63\u5f0f\u8a8d\u8b49\u662f\u5426\u9700\u91cd\u505a conducted\/radiated emission\u3001EFT\u3001\u5176\u4ed6 immunity \u6216 safety\uff0c\u61c9\u7531\u5be6\u9a57\u5ba4\/\u8a8d\u8b49\u6a5f\u69cb\u4f9d\u8b8a\u66f4\u7bc4\u570d\u8a55\u4f30\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] IEC 61547:2020 RLV \u2014 Redline version; significant changes include increased surge levels for road\/street lighting and removal of line-to-ground surge for self-ballasted lamps \u226425 W<\/strong><br>https:\/\/webstore.iec.ch\/en\/publication\/66774<\/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 class=\"wp-block-paragraph\">\u7d50\u8a9e\uff1a\u9078\u578b\u968e\u6bb5\u5c31\u638c\u63e1\u98a8\u96aa\uff0c\u6bd4\u6e2c\u8a66\u5931\u6557\u5f8c\u518d\u63db\u66f4\u7701\u6642<\/p>\n\n\n\n<p 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