{"id":2584,"date":"2016-06-01T00:01:08","date_gmt":"2016-05-31T15:01:08","guid":{"rendered":"http:\/\/localhost\/en\/techweb\/?p=2584"},"modified":"2021-11-30T17:01:55","modified_gmt":"2021-11-30T09:01:55","slug":"%e6%89%80%e8%b0%93buck%e9%99%8d%e5%8e%8b%e3%80%81%e9%9d%9e%e7%bb%9d%e7%bc%98%e6%96%b9%e5%bc%8f","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/knowledge\/acdc\/s-acdc\/02-s-acdc\/40","title":{"rendered":"\u6240\u8c13Buck(\u964d\u538b\u3001\u975e\u7edd\u7f18)\u65b9\u5f0f"},"content":{"rendered":"<div id=\"attachment_284\" style=\"width: 310px\" class=\"wp-caption alignright\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-284\" src=\"https:\/\/techweb.rohm.com.tw\/upload\/2016\/03\/AC_fig_25.jpg\" alt=\"\u56fe 25:Buck\u65b9\u5f0f(\u8fde\u7eed\u6a21\u5f0f\u65f6)\" width=\"300\" height=\"148\" \/><p id=\"caption-attachment-284\" class=\"wp-caption-text\">\u56fe 25:Buck\u65b9\u5f0f(\u8fde\u7eed\u6a21\u5f0f\u65f6)<\/p><\/div>\n<p >Buck\u662f\u964d\u538b\u7684\u610f\u601d\u3002Buck\u8f6c\u6362\u5668\u662f\u5229\u7528\u4e8c\u6781\u7ba1\u6574\u6d41\u7684\u964d\u538b\u8f6c\u6362\u5668\uff0c\u4ee3\u8868\u6027\u7528\u9014\u4e3a\u7528\u5728\u975e\u7edd\u7f18\u964d\u538b\u5f00\u5173\u7684DC\/DC\u8f6c\u6362\u5668\u4e0a\u3002DC\/DC\u8f6c\u6362\u7684\u4e16\u754c\u4e0a\u5e38\u79f0\u4f5c\u4e8c\u6781\u7ba1\u6574\u6d41\u5f0f\u548c\u5f02\u6b65\u5f0f\u7b49\u3002\u548c\u5148\u524d\u63d0\u5230\u7684\u6b63\u6fc0\u65b9\u5f0f\u76f8\u6bd4\uff0c\u7531\u4e8e\u672a\u4f7f\u7528\u53d8\u538b\u5668\uff0c\u4e00\u6b21\u4fa7\u548c\u4e8c\u6b21\u4fa7\u5e76\u672a\u7edd\u7f18\u3002\u4e0d\u9700\u7edd\u7f18\u65f6\uff0c\u4ee5\u4e0d\u4f7f\u7528\u53d8\u538b\u5668\u7684\u672c\u65b9\u5f0f\u6700\u4e3a\u7b80\u5355\u3002Buck\u65b9\u5f0f\u4e0d\u5fc5\u8bbe\u5b9a\u53d8\u538b\u5668\u8c03\u6574\u7535\u538b\uff0c\u53ea\u8981\u5229\u7528MOSFET\u63a7\u5236\uff0c\u5c31\u53ef\u4ee5\u51b3\u5b9a\u8f93\u51fa\u7535\u538b\u3002\u56e0\u6b64\uff0c\u672a\u5fc5\u4f1a\u9700\u8981\u6765\u81ea\u4e8e\u4e8c\u6b21\u4fa7\u7684\u53cd\u9988\u3002\uff08\u7701\u7565\u56fe\uff09\u3002\n<\/p>\n<div id=\"attachment_285\" style=\"width: 368px\" class=\"wp-caption alignright\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-285\" src=\"\/upload\/2016\/03\/AC_fig_26.gif\" width=\"358\" height=\"111\" alt=\"\u56fe 26\" \/><p id=\"caption-attachment-285\" class=\"wp-caption-text\">\u56fe 26<\/p><\/div>\n<p >Buck\u65b9\u5f0f\u7684\u7279\u5f81\u662f\u7535\u8def\u6784\u9020\u7b80\u5355\u3002\u6b64\u5916\uff0c\u7ec4\u6210\u5c0f\u529f\u7387\u7684\u7535\u6e90\u7535\u8def\u65f6\uff0c\u6210\u672c\u4e5f\u6bd4\u53cd\u6fc0\u5f0f\u66f4\u6709\u7ade\u4e89\u529b\u3002\u56e0\u6b64\uff0c\u5e38\u4f7f\u7528\u5728\u5bb6\u7535\u4ea7\u54c1\u7684\u5fae\u63a7\u5236\u5668\u7528\u7535\u6e90\u4e0a\u3002\u4f46\u662f\u7531\u4e8e\u4e0d\u5fc5\u901a\u8fc7\u53d8\u538b\u5668\uff0c\u6d41\u5411\u5f00\u5173\u5143\u4ef6\u7684\u7535\u6d41\u6bd4\u91c7\u7528\u53cd\u6fc0\u65b9\u5f0f\u7684\u540c\u7b49\u8f93\u51fa\u529f\u7387\u8fd8\u5927\uff0c\u53ea\u9002\u7528\u4e8e\u5c0f\u529f\u7387\u8f93\u51fa\uff0c\u800c\u65e0\u6cd5\u7528\u4e8e\u5927\u529f\u7387\u8f93\u51fa\u4e0a\u3002<\/p>\n<div id=\"attachment_286\" style=\"width: 286px\" class=\"wp-caption alignright\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-286\" src=\"https:\/\/techweb.rohm.com.tw\/upload\/2016\/03\/AC_fig_27.jpg\" alt=\"Figure 27. Buck system. Waveforms for the various components\" width=\"276\" height=\"300\" alt=\"\u56fe27:Buck\u65b9\u5f0f\u5404\u90e8\u7684\u6ce2\u5f62\" \/><p id=\"caption-attachment-286\" class=\"wp-caption-text\">\u56fe27:Buck\u65b9\u5f0f\u5404\u90e8\u7684\u6ce2\u5f62<\/p><\/div>\n<p>\u6a21\u5f0f\u51e0\u4e4e\u548c\u6b63\u6fc0\u65b9\u5f0f\u76f8\u540c\u3002\u53ea\u662f\u53bb\u6389\u6b63\u6fc0\u65b9\u5f0f\u7684\u53d8\u538b\u5668\uff0c\u5c06D1\u6362\u6210MOSFET\u3002MOSFET\u4e3aON\u65f6\uff0c\u7535\u6d41\u7ecf\u8fc7\u7535\u611f\u6d41\u5411\u8d1f\u8f7d\u7aef\uff0c\u540c\u65f6\u7535\u611f\u4e5f\u84c4\u79ef\u7535\u80fd\u3002\u6b64\u65f6\uff0c\u4e8c\u6781\u7ba1\u4e3aOFF\u3002MOSFET\u4e3aOFF\u65f6\uff0c\u84c4\u79ef\u5728\u7535\u611f\u7684\u7535\u80fd\u7ecf\u7531\u4e8c\u6781\u7ba1D2\u4f9b\u7ed9\u81f3\u8d1f\u8f7d\u7aef\u3002\u548c\u6b63\u6fc0\u8f6c\u6362\u5668\u7684D1\u76f8\u540c\uff0c\u5f00\u542f\u6216\u5173\u95edMOSFET\u3002<\/p>\n<div id=\"attachment_287\" style=\"width: 348px\" class=\"wp-caption alignright\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-287\" src=\"\/upload\/2016\/03\/AC_fig_28.gif\" width=\"338\" height=\"141\" alt=\"\u56fe 28\" \/><p id=\"caption-attachment-287\" class=\"wp-caption-text\">\u56fe 28<\/p><\/div>\n<p>AC\/DC\u8f6c\u6362\u4e2d\uff0c\u5f00\u5173\u65b9\u5f0f\u9650\u7528\u4e8e\u975e\u7edd\u7f18\u7535\u6e90\u3002\u5bf9\u4e8e\u53d8\u538b\u5668\u65b9\u5f0f\u800c\u8a00\uff0c\u53ef\u8bf4\u662f\u6700\u5bb9\u6613\u4f7f\u7528\u5f00\u5173DC\/DC\u8f6c\u6362\u5668\u3002\u53d8\u538b\u5668\u7684\u65b9\u5f0f\u867d\u7136\u90e8\u4ef6\u6570\u91cf\u6bd4\u7ebf\u6027\u7a33\u538b\u5668\u591a\uff0c\u6210\u672c\u4e5f\u6bd4\u8f83\u9ad8\uff0c\u4f46\u80fd\u627f\u63a5\u53d8\u538b\u5668\u65b9\u5f0f\uff0c\u8fdb\u800c\u63d0\u5347\u6548\u7387\u3002\u4e0d\u8fc7\uff0c\u81eaAC\u8f93\u5165\u7684\u6548\u7387\uff0c\u4ecd\u4e0d\u53ca\u4e8e\u91c7\u7528\u5f00\u5173\u65b9\u5f0f\u7684AC\/DC\u8f6c\u6362\u6784\u9020\u3002 <\/p>\n","protected":false},"excerpt":{"rendered":"Buck\u662f\u964d\u538b\u7684\u610f\u601d\u3002Buck\u8f6c\u6362\u5668\u662f\u5229\u7528\u4e8c\u6781\u7ba1\u6574\u6d41\u7684\u964d\u538b\u8f6c\u6362\u5668\uff0c\u4ee3\u8868\u6027\u7528\u9014\u4e3a\u7528\u5728\u975e\u7edd\u7f18\u964d\u538b\u5f00\u5173\u7684DC\/DC\u8f6c\u6362\u5668\u4e0a\u3002DC\/DC\u8f6c\u6362\u7684\u4e16\u754c\u4e0a\u5e38\u79f0\u4f5c\u4e8c\u6781\u7ba1\u6574\u6d41\u5f0f\u548c\u5f02\u6b65\u5f0f\u7b49\u3002\u548c\u5148\u524d\u63d0\u5230\u7684\u6b63\u6fc0\u65b9\u5f0f\u76f8\u6bd4\uff0c\u7531\u4e8e\u672a\u4f7f\u7528\u53d8\u538b\u5668\uff0c\u4e00\u6b21\u4fa7 [&hellip;]","protected":false},"author":1,"featured_media":16969,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[22],"tags":[19,20,21,23,24],"class_list":["post-2584","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-02-s-acdc","tag-buck","tag-dcdc","tag-21","tag-23","tag-24"],"acf":[],"wps_subtitle":"","_links":{"self":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/2584","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=2584"}],"version-history":[{"count":4,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/2584\/revisions"}],"predecessor-version":[{"id":7191,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/2584\/revisions\/7191"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/media\/16969"}],"wp:attachment":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/media?parent=2584"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/categories?post=2584"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/tags?post=2584"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}