{"id":8041,"date":"2020-11-25T00:00:08","date_gmt":"2020-11-24T15:00:08","guid":{"rendered":"https:\/\/techclass.wfjydl.com\/?p=8041"},"modified":"2022-03-11T16:43:21","modified_gmt":"2022-03-11T08:43:21","slug":"%e8%af%af%e5%90%af%e5%8a%a8%e7%9a%84%e5%8f%91%e7%94%9f%e6%9c%ba%e5%88%b6","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/knowledge\/si\/si_sr\/si_sr01\/9348","title":{"rendered":"\u8bef\u542f\u52a8\u7684\u53d1\u751f\u673a\u5236"},"content":{"rendered":"<p><a href=\"\/knowledge\/si\/si_sr\/si_sr01\/9275\">\u4e0a\u4e00\u7bc7\u6587\u7ae0<\/a>\u4e2d\u901a\u8fc7\u6807\u51c6\u578b\u4e14\u5177\u6709\u5feb\u6062\u590d\u7279\u6027\u7684SJ MOSFET\u7684\u53cc\u8109\u51b2\u6d4b\u8bd5\uff0c\u4ecb\u7ecd\u4e86\u201c\u5728\u6865\u5f0f\u7535\u8def\u4e2d\uff0c\u6062\u590d\u7279\u6027\u53ef\u901a\u8fc7\u4f7f\u7528\u9ad8\u901fMOSFET\u6765\u964d\u4f4e\u635f\u8017\uff0c\u4f46\u662f\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u5373\u4f7f\u4f7f\u7528\u9ad8\u901fMOSFET\u4e5f\u65e0\u6cd5\u964d\u4f4e\u5bfc\u901a\u635f\u8017\u201d\u3002\u672c\u6587\u5c31\u5176\u4e2d\u4e00\u4e2a\u539f\u56e0\u5373\u8bef\u542f\u52a8\u73b0\u8c61\u8fdb\u884c\u8bf4\u660e\u3002<\/p>\n<p><strong>\u4ec0\u4e48\u662f\u8bef\u542f\u52a8\u73b0\u8c61<\/strong><\/p>\n<p>\u8bef\u542f\u52a8\u662f\u56e0MOSFET\u7684\u5404\u6805\u6781\u7535\u5bb9\uff08C<sub>GD<\/sub>,C<sub>GS<\/sub>\uff09\u548cR<sub>G<\/sub>\u5f15\u8d77\u7684\u73b0\u8c61\uff0c\u5728\u4e32\u80542\u4e2aMOSFET\u7684\u6865\u5f0f\u7535\u8def\u4e2d\uff0c\u5f53\u4f4d\u4e8e\u5f00\u5173\u4fa7\u7684MOSFET\u5bfc\u901a\uff08Turn-on\uff09\u65f6\uff0c\u5728\u539f\u672c\u4e3aOFF\u72b6\u6001\u7684\u7eed\u6d41\u4fa7MOSFET\u53d1\u751f\u4e86\u4e0d\u5e94\u53d1\u751f\u7684\u5bfc\u901a\uff0c\u5bfc\u81f4\u76f4\u901a\u7535\u6d41\u6d41\u8fc7\uff0c\u635f\u8017\u589e\u5927\u3002<\/p>\n<p><strong>\u8bef\u542f\u52a8\u7684\u53d1\u751f\u673a\u5236<\/strong><\/p>\n<p>\u672c\u56fe\u4e0e\u5728\u201c<a href=\"\/knowledge\/si\/si_sr\/si_sr01\/9186\">\u4ec0\u4e48\u662f\u53cc\u8109\u51b2\u6d4b\u8bd5<\/a>?\u201d\u4e2d\u7528\u4e8e\u8bf4\u660e\u7684\u56fe\u662f\u540c\u4e00\u5e45\u56fe\uff0c\u56fe\u4e2d\u7ed9\u51fa\u4e86\u53cc\u8109\u51b2\u6d4b\u8bd5\u7684\u57fa\u672c\u5de5\u4f5c\u3002<\/p>\n<p class=\"text-c\"><img decoding=\"async\" src=\"\/upload\/2020\/08\/Si_AP_1-3_f1.png\" alt=\"\u53cc\u8109\u51b2\u6d4b\u8bd5\u7684\u57fa\u672c\u5de5\u4f5c\"><\/p>\n<p>\u4ece\u5de5\u4f5c\u2461\u8f6c\u6362\u4e3a\u5de5\u4f5c\u2462\u65f6\uff0c\u9ad8\u8fb9Q1\u7684Drain-Source\u95f4\u7535\u538bV<sub>DS_H<\/sub>\u4ece0V\u6025\u5267\u53d8\u4e3aVi\u3002\u7531\u4e8e\u6b64\u65f6\u4ea7\u751f\u7684dV<sub>DS_H<\/sub>\/dt\uff08\u5355\u4f4d\u65f6\u95f4\u5185\u7684\u7535\u538b\u53d8\u5316) \uff0c\u4f7f\u7535\u6d41\u6d41\u8fc7C<sub>GD_H<\/sub>\u3001C<sub>GS_H<\/sub>\u548cR<sub>G_H<\/sub>\u3002\u5982\u679c\u6b64\u7535\u6d41\u5bfc\u81f4C<sub>GS_H<\/sub>\u7684\u7535\u538b\u4e0a\u5347\u3001V<sub>GS_H<\/sub>\u8d85\u8fc7MOSFET\u7684\u6805\u6781\u9608\u503c\uff0c\u5219MOSFET\u5c06\u53d1\u751f\u4e0d\u5e94\u53d1\u751f\u7684\u5bfc\u901a\u3002\u6211\u4eec\u5c06\u8be5\u73b0\u8c61\u79f0\u4e3a\u8bef\u542f\u52a8\uff0c\u53d1\u751f\u8bef\u542f\u52a8\u65f6\uff0c\u9ad8\u538b\u4fa7Q1\u548c\u4f4e\u538b\u4fa7Q2\u4e4b\u95f4\u4f1a\u6d41\u8fc7\u76f4\u901a\u7535\u6d41\u3002\u4e0b\u56fe\u662f\u5c55\u793a\u4e86\u56e0\u4f53\u4e8c\u6781\u7ba1\u7684\u53cd\u5411\u6062\u590d\u7535\u6d41\u548c\u8bef\u542f\u52a8\u800c\u5f15\u53d1\u76f4\u901a\u7535\u6d41\u7684\u793a\u610f\u56fe\u3002<\/p>\n<p class=\"text-c\"><img decoding=\"async\" src=\"\/upload\/2020\/08\/Si_AP_1-3_f2_R1.png\" alt=\"\u56e0\u4f53\u4e8c\u6781\u7ba1\u7684\u53cd\u5411\u6062\u590d\u7535\u6d41\u548c\u8bef\u542f\u52a8\u800c\u5f15\u53d1\u76f4\u901a\u7535\u6d41\u7684\u793a\u610f\u56fe\"><\/p>\n<p>\u7531\u4e8e\u9006\u53d8\u5668\u7535\u8def\u548cTotem Pole PFC\u7535\u8def\u7b49\u662f\u4e32\u8054\u4e862\u4e2aMOSFET\u7684\u6865\u5f0f\u7535\u8def\uff0c\u56e0\u6b64\u4e0d\u4ec5\u4f1a\u51fa\u73b0\u53cd\u5411\u6062\u590d\u635f\u8017\uff0c\u800c\u4e14\u8fd8\u53ef\u80fd\u56e0\u8bef\u542f\u52a8\u5f15\u8d77\u7684\u76f4\u901a\u7535\u6d41\u5bfc\u81f4\u5bfc\u901a\u635f\u8017\u589e\u5927\u3002<\/p>\n<p><a href=\"\/knowledge\/si\/si_sr\/si_sr01\/9275\">\u4e0a\u4e00\u7bc7\u6587\u7ae0<\/a>\u4e2d\u63d0\u5230\u7684\u8bc4\u4f30\u4e2d\u4f7f\u7528\u7684R6030JNZ4\uff08PrestoMOS&trade;\uff09\uff0c\u5df2\u8bc1\u5b9e\u5176\u5bfc\u901a\u635f\u8017\u6bd4\u5176\u4ed6\u5feb\u6062\u590d\u578bSJ MOSFET\u8981\u5c0f\u3002\u8fd9\u4e0d\u4ec5\u4ec5\u662f\u56e0\u4e3a\u5176\u6062\u590d\u7279\u6027\u51fa\u8272\uff0c\u66f4\u662f\u56e0\u4e3a\u5bf9\u5404\u6805\u6781\u7535\u5bb9\u4e4b\u6bd4\u8fdb\u884c\u4e86\u4f18\u5316\uff0c\u5e76\u91c7\u7528\u4e86\u53ef\u6291\u5236\u8bef\u542f\u52a8\u7684\u7ed3\u6784\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u4e0a\u4e00\u7bc7\u6587\u7ae0\u4e2d\u901a\u8fc7\u6807\u51c6\u578b\u4e14\u5177\u6709\u5feb\u6062\u590d\u7279\u6027\u7684SJ MOSFET\u7684\u53cc\u8109\u51b2\u6d4b\u8bd5\uff0c\u4ecb\u7ecd\u4e86\u201c\u5728\u6865\u5f0f\u7535\u8def\u4e2d\uff0c\u6062\u590d\u7279\u6027\u53ef\u901a\u8fc7\u4f7f\u7528\u9ad8\u901fMOSFET\u6765\u964d\u4f4e\u635f\u8017\uff0c\u4f46\u662f\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u5373\u4f7f\u4f7f\u7528\u9ad8\u901fMOSFET\u4e5f\u65e0\u6cd5\u964d\u4f4e\u5bfc\u901a\u635f\u8017\u201d\u3002\u672c\u6587\u5c31\u5176\u4e2d\u4e00\u4e2a\u539f [&hellip;]","protected":false},"author":4,"featured_media":18411,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1191],"tags":[175,404,1000,1196,1198,1200,1201,1239,1240,1241],"class_list":["post-8041","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-si_sr01","tag-mosfet","tag-irr","tag-1000","tag-qrr","tag-1200","tag-1201","tag-1241"],"acf":[],"wps_subtitle":"","_links":{"self":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/8041","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\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/comments?post=8041"}],"version-history":[{"count":4,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/8041\/revisions"}],"predecessor-version":[{"id":10331,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/8041\/revisions\/10331"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/media\/18411"}],"wp:attachment":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/media?parent=8041"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/categories?post=8041"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/tags?post=8041"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}