{"id":5497,"date":"2018-05-10T00:00:39","date_gmt":"2018-05-09T15:00:39","guid":{"rendered":"http:\/\/micro.rohm.com\/cn\/techweb\/?p=5497"},"modified":"2022-04-11T11:38:50","modified_gmt":"2022-04-11T03:38:50","slug":"%e4%b8%bb%e8%a6%81%e9%83%a8%e5%93%81%e3%81%ae%e9%81%b8%e6%8a%9e%ef%bc%9a%e3%82%a4%e3%83%b3%e3%83%80%e3%82%af%e3%82%bf-l1","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/knowledge\/acdc\/acdc_pwm\/acdc_pwm04\/4735","title":{"rendered":"\u4e3b\u8981\u90e8\u4ef6\u7684\u9009\u578b\uff1a\u7535\u611f L1"},"content":{"rendered":"<p>\u672c\u6587\u4f5c\u4e3a\u201c\u4e3b\u8981\u90e8\u4ef6\u7684\u9009\u578b\u201d\u7684\u7b2c\u4e8c\u7bc7\u6587\u7ae0\uff0c\u5c06\u4ecb\u7ecd\u5728\u5f00\u5173\u7535\u6e90\u4e2d\u53d1\u6325\u7740\u91cd\u8981\u4f5c\u7528\u7684\u7535\u611f\u7684\u9009\u578b\u65b9\u6cd5\u3002<\/p>\n<div class=\"fBox\" style=\"margin-bottom:10px;\">\n<div class=\"fl\">\n<p style=\"margin:0 0 20px 0;\"><strong>\u7535\u611f\uff1aL1<\/strong><\/p>\n<p>\u7535\u611fL1\u5982\u53f3\u4fa7\u7535\u8def\u56fe\u6240\u793a\uff0c\u7531\u8f93\u51fa\u7535\u5bb9\u5668C5\u548cLC\u6ee4\u6ce2\u5668\u5171\u540c\u7ec4\u6210\u3002L1\u7535\u611f\u503c\u7684\u8bbe\u7f6e\u8981\u4f7f\u8bbe\u5907\u5728\u4e0d\u8fde\u7eed\u6a21\u5f0f\u4e0b\u5de5\u4f5c\u3002\u8fd9\u662f\u56e0\u4e3a\u5982\u679c\u4ee5\u8fde\u7eed\u6a21\u5f0f\u5de5\u4f5c\uff0c\u4e8c\u6781\u7ba1\u7684\u53cd\u5411\u6062\u590d\u65f6\u95f4\u3001trr\u95f4\u7684\u53cd\u5411\u7535\u6d41\u4f1a\u5bfc\u81f4\u4e8c\u6781\u7ba1\u7684\u635f\u8017\u5897\u52a0\uff0c\u800c\u4e14\u8be5\u53cd\u5411\u7535\u6d41\u8fd8\u4f1a\u6210\u4e3aMOSFET\u5bfc\u901a\u65f6\u7684\u5cf0\u503c\u7535\u6d41\uff0c\u56e0\u6b64MOSFET\u7684\u635f\u8017\u4e5f\u4f1a\u5897\u52a0\u3002\u4e3a\u4e86\u907f\u514d\u8fd9\u79cd\u95ee\u9898\u800c\u9009\u62e9\u4e0d\u8fde\u7eed\u6a21\u5f0f\u3002\u8be6\u7ec6\u5185\u5bb9\u8bf7\u53c2\u9605\u201c<a href=\"\/knowledge\/acdc\/acdc_pwm\/acdc_pwm04\/3551\" target=\"_blank\" rel=\"noopener noreferrer\">\u964d\u538b\u8f6c\u6362\u5668\u7684\u57fa\u672c\u5de5\u4f5c\u53ca\u4e0d\u8fde\u7eed\u6a21\u5f0f\u548c\u8fde\u7eed\u6a21\u5f0f<\/a>\u201d\u4e2d\u7684\u4ecb\u7ecd\u3002<\/p>\n<\/p><\/div>\n<div class=\"fr\">\n         <img loading=\"lazy\" decoding=\"async\" src=\"\/upload\/2018\/05\/A4_5_L1.gif\" width=\"340\" height=\"224\" alt=\"A4_5_L1\">\n     <\/div>\n<\/p><\/div>\n<p><strong>\u7535\u611f\u503c\u7684\u8ba1\u7b97<\/strong><\/p>\n<p>\u9996\u5148\u8ba1\u7b97\u7535\u611f\u503c\u3002\u8bbeVIN\u4e3a101V\u3002\u5047\u8bbe90VAC\u6761\u4ef6\u4e0b\uff0c\u5cf0\u503c\u7535\u538b\u4e3a1.41\u500d\uff0c\u4f59\u91cf\u4e3a20%\u3002<\/p>\n<p>&nbsp;&nbsp;&nbsp;\u8bbe VIN = 90VAC\u00d71.41\u00d70.8 = 101V \uff0c\u5219\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/upload\/2018\/05\/A4_5_f1.gif\" width=\"582\" height=\"42\" alt=\"\u7535\u611f\u503c\u7684\u8ba1\u7b971\">  <\/p>\n<p>Iomax\u53d620%\u5de6\u53f3\u7684\u4f59\u91cf\uff0c\u5f97\u51fa\uff1aIomax = 0.2A\u00d71.2 = 0.24A\u3002<\/p>\n<p>\u8bbe\u4e34\u754c\u70b9\uff08\u5cf0\u503c\uff09\u3000Ip = Iomax\u00d72 = 0.48A\u3000\uff0c\u5219\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/upload\/2018\/05\/A4_5_f3.gif\" width=\"582\" height=\"41\" alt=\"\u7535\u611f\u503c\u7684\u8ba1\u7b972\" >            <\/p>\n<p>\u6839\u636e\u8be5\u8ba1\u7b97\u7ed3\u679c\uff0c\u9009\u62e9\u6807\u51c6\u503c470\u00b5H\u3002<\/p>\n<p><strong>\u7535\u611f\u7535\u6d41\u7684\u8ba1\u7b97<\/strong>          <\/p>\n<p>\u63a5\u4e0b\u6765\u8ba1\u7b97\u7535\u611f\u7535\u6d41\uff0c\u4ee5\u786e\u5b9a\u7535\u611f\u7684\u5bb9\u8bb8\u7535\u6d41\u3002<\/p>\n<p>\u8f93\u5165\u7535\u538b\u6700\u5927\u65f6\uff0c\u7535\u611f\u7535\u6d41\u6700\u5927\u3002\u6700\u5927\u8f93\u5165\u7535\u538b\u4e3a264VAC\u65f6\uff0c\u7535\u6e90IC\u5f00\u5173\uff08MOSFET\uff09\u7684\u5bfc\u901a\u65f6\u95f4\u4e3aIC\u7684\u6700\u5c0f\u5bfc\u901a\u65f6\u95f4\u3002\u6839\u636e\u8f93\u51fa\u7535\u538b\u548c\u7535\u611f\u7684\u7535\u611f\u503c\u7b49\u6761\u4ef6\uff0c\u8be5\u6700\u5c0f\u5bfc\u901a\u65f6\u95f4\u7ea6\u4e3a0.6\uff5e1.5\u00b5s\u3002<\/p>\n<p>&nbsp;&nbsp;&nbsp;\u5047\u8bbe\u6700\u5927\u8f93\u5165\u7535\u538b264VAC\u65f6\u7684\u6700\u5c0f\u5bfc\u901a\u65f6\u95f4\u4e3a1\u00b5s\uff0c\u5219\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/upload\/2018\/05\/A4_5_f4.gif\" width=\"710\" height=\"41\" alt=\"\u7535\u611f\u7535\u6d41\u7684\u8ba1\u7b97\" >    <\/p>\n<p>\u56e0\u6b64\uff0c\u5e94\u8be5\u9009\u62e9\u7535\u611f\u503c470\u00b5H\u3001\u7535\u611f\u7535\u6d410.8A\u4ee5\u4e0a\u7684\u7535\u611f\u3002\u5fc5\u987b\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4e00\u5b9a\u8981\u901a\u8fc7\u5b9e\u9645\u88c5\u673a\u6765\u786e\u8ba4\u7535\u611f\u7535\u6d41\uff0c\u786e\u4fdd\u662f\u7535\u611f\u4e0d\u9971\u548c\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u672c\u6587\u4f5c\u4e3a\u201c\u4e3b\u8981\u90e8\u4ef6\u7684\u9009\u578b\u201d\u7684\u7b2c\u4e8c\u7bc7\u6587\u7ae0\uff0c\u5c06\u4ecb\u7ecd\u5728\u5f00\u5173\u7535\u6e90\u4e2d\u53d1\u6325\u7740\u91cd\u8981\u4f5c\u7528\u7684\u7535\u611f\u7684\u9009\u578b\u65b9\u6cd5\u3002 \u7535\u611f\uff1aL1 \u7535\u611fL1\u5982\u53f3\u4fa7\u7535\u8def\u56fe\u6240\u793a\uff0c\u7531\u8f93\u51fa\u7535\u5bb9\u5668C5\u548cLC\u6ee4\u6ce2\u5668\u5171\u540c\u7ec4\u6210\u3002L1\u7535\u611f\u503c\u7684\u8bbe\u7f6e\u8981\u4f7f\u8bbe\u5907\u5728\u4e0d\u8fde\u7eed\u6a21\u5f0f\u4e0b\u5de5\u4f5c\u3002\u8fd9\u662f\u56e0\u4e3a [&hellip;]","protected":false},"author":1,"featured_media":17232,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[587],"tags":[26,646,698,699,700,701,702],"class_list":["post-5497","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-acdc_pwm04","tag-acdc","tag-698","tag-699","tag-700","tag-701","tag-702"],"acf":[],"wps_subtitle":"","_links":{"self":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/5497","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=5497"}],"version-history":[{"count":10,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/5497\/revisions"}],"predecessor-version":[{"id":17234,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/5497\/revisions\/17234"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/media\/17232"}],"wp:attachment":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/media?parent=5497"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/categories?post=5497"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/tags?post=5497"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}