{"id":5878,"date":"2018-09-20T00:00:39","date_gmt":"2018-09-19T15:00:39","guid":{"rendered":"http:\/\/micro.wfjydl.com\/techweb\/?p=5878"},"modified":"2022-03-11T16:10:04","modified_gmt":"2022-03-11T08:10:04","slug":"%e4%b8%b4%e7%95%8c%e6%a8%a1%e5%bc%8fpfc%ef%bc%9a%e5%88%a9%e7%94%a8%e4%ba%8c%e6%9e%81%e7%ae%a1%e6%8f%90%e9%ab%98%e6%95%88%e7%8e%87%e7%9a%84%e4%be%8b%e5%ad%90","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/knowledge\/si\/s-si\/05-s-si\/7485","title":{"rendered":"\u4e34\u754c\u6a21\u5f0fPFC : \u5229\u7528\u4e8c\u6781\u7ba1\u63d0\u9ad8\u6548\u7387\u7684\u4f8b\u5b50"},"content":{"rendered":"<p>\u5728\u5b9e\u9645\u7684\u5e94\u7528\u7535\u8def\u4e2d\uff0c\u4e8c\u6781\u7ba1\u548c\u6676\u4f53\u7ba1\u56e0\u5176\u7279\u6027\u548c\u6027\u80fd\u4e0d\u540c\u800c\u9700\u8981\u533a\u5206\u4f7f\u7528\u3002\u5728\u7535\u6e90\u7c7b\u5e94\u7528\u4e2d\u533a\u5206\u4f7f\u7528\u7684\u4e3b\u8981\u76ee\u7684\u662f\u63d0\u9ad8\u6548\u7387\u3002\u672c\u6587\u5c06\u4ecb\u7ecdPFC\uff08\u529f\u7387\u56e0\u6570\u6539\u5584\uff09\u7684\u4e00\u4e2a\u4f8b\u5b50\uff0c\u5373\u5229\u7528\u4e8c\u6781\u7ba1\u7684\u7279\u6027\u5dee\u5f02\u6765\u6539\u5584\u4e34\u754c\u6a21\u5f0f\uff08BCM\uff09PFC\u7684\u6548\u7387\u7684\u4f8b\u5b50\u3002\u5173\u4e8ePFC\uff0c\u8bf7\u53c2\u8003<a href=\"\/knowledge\/si\/s-si\/05-s-si\/7389\" target=\"_blank\" rel=\"noopener noreferrer\">\u4e0a\u4e00\u7bc7\u6587\u7ae0<\/a>\u7684\u4ecb\u7ecd\u3002<\/p>\n<p><strong>\u4e34\u754c\u6a21\u5f0fPFC\uff1a\u6db2\u6676\u7535\u89c6\u7535\u8def\u793a\u4f8b<\/strong><\/p>\n<p>\u8be5\u7535\u8def\u662f\u6db2\u6676\u7535\u89c6\u7684PFC\u5355\u5143\uff0c\u662f\u5355\u7ea7PFC\u7684\u4e34\u754c\u6a21\u5f0f\uff08BCM\uff09\u63a7\u5236\u65b9\u5f0f\u793a\u4f8b\u3002PFC\u7535\u8def\u7684\u4e8c\u6781\u7ba1D1\u4f7f\u7528\u7684\u662f\u5feb\u901f\u6062\u590d\u4e8c\u6781\u7ba1\uff08\u4ee5\u4e0b\u7b80\u79f0\u201cFRD\u201d\uff09\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/upload\/2018\/02\/Si_4-2_graf_01.gif\" alt=\"LCD-TV PFC\u90e8 \u4e34\u754c\u6a21\u5f0f\u7535\u8def\u56fe\u793a\u4f8b\" width=\"710\" height=\"332\"><\/p>\n<p>\u5bf9\u8be5\u4e8c\u6781\u7ba1\u4f7f\u7528\u6b63\u5411\u7535\u538bVF\u4f4e\u7684\u7c7b\u578b\u3001\u548c\u53cd\u5411\u6062\u590d\u65f6\u95f4trr\u5feb\u7684\u7c7b\u578b\u65f6\u5b9e\u65bd\u4e86\u635f\u8017\u4eff\u771f\u3002\u4e0b\u9762\u662f\u6240\u4f7f\u7528\u7684\u4e24\u79cd\u4e8c\u6781\u7ba1\u7684\u4e3b\u8981\u89c4\u683c\u3002\u9664VF\u548ctrr\u5916\uff0c\u5176\u4ed6\u89c4\u683c\u57fa\u672c\u540c\u7b49\u3002<\/p>\n<style>\n    .si_4-2{\n\t\twidth:100%;\n       margin-top:10px;\n       margin-bottom:30px;\n       font-size:12px;\n       text-align: center;\n       border-top: 1px solid #aaabaa;\n       border-left: 1px solid #aaabaa;\n    }\n     .si_4-2 thead tr th,\n\t .si_4-2 tbody tr th{\n       padding: 10px 4px !important;\n\t   font-size: 12px;\n       background-color: #eee;\n    }\n    .si_4-2 thead tr th,\n\t.si_4-2 tbody tr th,\n    .si_4-2 tbody tr td{\n        vertical-align: middle;\n        border-right: 1px solid #aaabaa;\n        border-bottom: 1px solid #aaabaa;\n        padding: 8px;\n    }\n<\/style>\n<div style=\"padding-bottom: 20px; \">\n<table class=\"si_4-2\" style=\"margin-top: 10px; text-align: center;\">\n<thead>\n<tr>\n<th>&nbsp;<\/th>\n<th><a href=\"https:\/\/www.wfjydl.com\/products\/diodes\/fast-recovery-diodes\/standard\/rfnl10tj6s-product\" target=\"_blank\" rel=\"noopener noreferrer\">RFNL10TJ6S<\/a>&nbsp;<span style=\"color: #ff0000; font-weight: bold;\">\u4f4e VF<\/span><\/th>\n<th><a href=\"https:\/\/www.wfjydl.com\/products\/diodes\/fast-recovery-diodes\/standard\/rfv8tj6s-product\" target=\"_blank\" rel=\"noopener noreferrer\">RFV8TJ6S<\/a>&nbsp;<span style=\"color: #ff0000; font-weight: bold;\">\u9ad8\u901f trr<\/span><\/th>\n<th>\u5358\u4f4d<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th>VRM<\/th>\n<td>600<\/td>\n<td>600<\/td>\n<td>V<\/td>\n<\/tr>\n<tr>\n<th>IF<\/th>\n<td>10<\/td>\n<td>8<\/td>\n<td>A<\/td>\n<\/tr>\n<tr>\n<th>VF<\/th>\n<td><span style=\"color: #ff0000; font-weight: bold;\">1.25<\/span>&nbsp;@IF=8A<\/td>\n<td><span style=\"font-weight: bold;\">3<\/span>&nbsp;@IF=8A<\/td>\n<td>Vmax<\/td>\n<\/tr>\n<tr>\n<th>IR<\/th>\n<td>10<\/td>\n<td>10<\/td>\n<td>\u00b5A<\/td>\n<\/tr>\n<tr>\n<th>trr<\/th>\n<td style=\"font-weight: bold;\">65<\/td>\n<td style=\"color: #ff0000; font-weight: bold;\">20<\/td>\n<td>ns max<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u4e24\u8005\u7684\u4eff\u771f\u7ed3\u679c\u5982\u4e0b\u3002<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" src=\"\/upload\/2018\/02\/Si_4-2_graf_02.gif\" alt=\"PFC BCM \u4e8c\u6781\u7ba1\u635f\u8017\u4eff\u771f\u7ed3\u679c\" width=\"508\" height=\"320\"><\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" src=\"\/upload\/2018\/02\/Si_4-2_graf_03.gif\" alt=\"\u9ad8\u901ftrr\u4e8c\u6781\u7ba1RFV8TJ6S\u7684\u635f\u8017\" width=\"508\" height=\"293\"><\/p>\n<p>\u4e2d\u6bb5\u6ce2\u5f62\u8868\u793a\u4e8c\u6781\u7ba1\u7684\u529f\u7387\u635f\u8017\u3002\u4e0a\u6bb5\u6ce2\u5f62\u8868\u793a\u7ebf\u5708\u7535\u6d41\uff1d\u4e8c\u6781\u7ba1\u7684IF\uff0c\u4e0b\u6bb5\u6ce2\u5f62\u8868\u793a\u8f93\u51fa\u7535\u538b\uff1d\u5bf9\u4e8c\u6781\u7ba1\u65bd\u52a0\u7684\u7535\u538b\u3002\u4e8c\u6781\u7ba1\u7684\u529f\u7387\u635f\u8017\u5982\u6ce2\u5f62\u6240\u793a\uff0c\u4f4eVF\u7684RFNL10TJ6S\u7684\u529f\u7387\u635f\u8017\u5f88\u4f4e\u3002\u4ee5\u5e73\u5747\u503c\u770b\uff0c\u4f4eVF\u3001\u6807\u51c6trr\u7684RFNL10TJ6S\u4e3a0.23W\uff0c\u9ad8\u901ftrr\u3001\u6807\u51c6VF\u7684RFV08TJ6S\u4e3a0.41W\u3002VF\u7684\u4e0d\u540c\u4f1a\u5e26\u67651.25V\u5bf93V\uff08IF=8A\u65f6\uff09\u7684\u4e0d\u540c\u7ed3\u679c\u3002<\/p>\n<p>\u4ece\u8fd9\u4e2a\u7ed3\u679c\u53ef\u4ee5\u770b\u51fa\uff0c\u5728PFC\u4e34\u754c\u6a21\u5f0f\u4e0b\uff0c\u4e8c\u6781\u7ba1VF\u7684\u4e0d\u540c\u5bf9\u635f\u8017\u4f1a\u4ea7\u751f\u5f88\u5927\u5f71\u54cd\uff0c\u800ctrr\u7684\u5f71\u54cd\u5219\u8f83\u5c0f\u3002\u8fd9\u662f\u56e0\u4e3a\u5728\u4e34\u754c\u6a21\u5f0f\u4e0b\uff0c\u7535\u6d41\u7684\u6d41\u52a8\u662f\u4ece\u96f6\u5347\u81f3\u5cf0\u503c\uff0c\u5982\u679c\u4e8c\u6781\u7ba1\u7684VF\u8f83\u5927\u5219\u76f8\u5e94\u7684\u4f20\u5bfc\u635f\u8017\u4e5f\u5c06\u589e\u5927\u3002<\/p>\n<p>\u5bf9\u4e8e\u4e34\u754c\u6a21\u5f0f\u63a7\u5236\u7684PFC\uff0c\u5c3d\u91cf\u9009\u62e9VF\u5c0f\u7684\u4e8c\u6781\u7ba1\u53ef\u6539\u5584\u7535\u8def\u6548\u7387\u3002<\/p>\n<p>\u4e0b\u4e00\u7bc7\u6587\u7ae0\u5c06\u4ecb\u7ecd\u5728\u8fde\u7eed\u6a21\u5f0f\uff08CCM\uff09\u4e0b\u4e8c\u6781\u7ba1\u7684\u5f71\u54cd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728\u5b9e\u9645\u7684\u5e94\u7528\u7535\u8def\u4e2d\uff0c\u4e8c\u6781\u7ba1\u548c\u6676\u4f53\u7ba1\u56e0\u5176\u7279\u6027\u548c\u6027\u80fd\u4e0d\u540c\u800c\u9700\u8981\u533a\u5206\u4f7f\u7528\u3002\u5728\u7535\u6e90\u7c7b\u5e94\u7528\u4e2d\u533a\u5206\u4f7f\u7528\u7684\u4e3b\u8981\u76ee\u7684\u662f\u63d0\u9ad8\u6548\u7387\u3002\u672c\u6587\u5c06\u4ecb\u7ecdPFC\uff08\u529f\u7387\u56e0\u6570\u6539\u5584\uff09\u7684\u4e00\u4e2a\u4f8b\u5b50\uff0c\u5373\u5229\u7528\u4e8c\u6781\u7ba1\u7684\u7279\u6027\u5dee\u5f02\u6765\u6539\u5584\u4e34\u754c\u6a21\u5f0f\uff08BCM\uff09PFC\u7684\u6548\u7387\u7684\u4f8b\u5b50 [&hellip;]","protected":false},"author":1,"featured_media":18394,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[777],"tags":[613,850,849,848,784,783,782,781,780,779,778,175,473,407,405,306,242,227,193,191,189],"class_list":["post-5878","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-05-s-si","tag-pfc","tag-784","tag-783","tag-power-factor-correction","tag-ccm","tag-bcm","tag-mosfet","tag-sj-mosfet","tag-sic-mosfet","tag-igbt","tag-sic-sbd","tag-227","tag-193","tag-191","tag-frd"],"acf":[],"wps_subtitle":"","_links":{"self":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/5878","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/comments?post=5878"}],"version-history":[{"count":12,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/5878\/revisions"}],"predecessor-version":[{"id":9508,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/5878\/revisions\/9508"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/media\/18394"}],"wp:attachment":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/media?parent=5878"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/categories?post=5878"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/tags?post=5878"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}