{"id":5282,"date":"2018-02-08T00:00:42","date_gmt":"2018-02-07T15:00:42","guid":{"rendered":"http:\/\/micro.rohm.com\/cn\/techweb\/?p=5282"},"modified":"2024-11-18T14:20:02","modified_gmt":"2024-11-18T06:20:02","slug":"%e9%99%8d%e5%8e%8b%e8%bd%ac%e6%8d%a2%e5%99%a8%e7%9a%84%e5%9f%ba%e6%9c%ac%e5%b7%a5%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/knowledge\/dcdc\/dcdc_pwm\/dcdc_pwm02\/2200","title":{"rendered":"\u964d\u538b\u8f6c\u6362\u5668\u7684\u57fa\u672c\u5de5\u4f5c"},"content":{"rendered":"<p>\u672c\u7ae0\u5c06\u7740\u91cd\u5bf9\u964d\u538b\u578bDC\/DC\u8f6c\u6362\u5668\u7684\u91cd\u8981\u90e8\u4ef6\u7535\u611f\u548c\u7535\u5bb9\u5668\u7684\u9009\u578b\u65b9\u6cd5\u8fdb\u884c\u8bf4\u660e\uff0c\u5176\u9009\u578b\u5bf9\u6027\u80fd\u548c\u7279\u6027\u5c06\u4ea7\u751f\u6781\u5927\u5f71\u54cd\u3002\u4e3a\u4e86\u4fbf\u4e8e\u7406\u89e3\uff0c\u9700\u8981\u5148\u77e5\u9053\u964d\u538b\u578bDC\/DC\u8f6c\u6362\u5668\u7684\u57fa\u672c\u5de5\u4f5c\u548c\u5de5\u4f5c\u7535\u6d41\u7684\u6d41\u52a8\u60c5\u51b5\uff0c\u56e0\u6b64\u4ece\u6e29\u4e60\u7684\u89d2\u5ea6\u9996\u5148\u4ece\u57fa\u672c\u5de5\u4f5c\u548c\u7535\u6d41\u8def\u5f84\u5f00\u59cb\u8bf4\u660e\u3002<\/p>\n<p><strong>\u964d\u538b\u8f6c\u6362\u5668\u7684\u57fa\u672c\u5de5\u4f5c<\/strong><\/p>\n<p>\u4e0b\u9762\u662f\u964d\u538b\u578b\u8f6c\u6362\u5668\u7684\u57fa\u672c\u7535\u8def\u3001\u5de5\u4f5c\u53ca\u5176\u7535\u6d41\u7684\u6d41\u5411\u3002<\/p>\n<p><img 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2\u8868\u793a\u5f00\u5173\u5143\u4ef6Q<sub>1<\/sub>\u5904\u4e8eOFF\u72b6\u6001\u4e0b\u3002<\/li>\n<li>Q<sub>1<\/sub>\u4e3aOFF\u65f6\uff0c\u4e8c\u6781\u7ba1D<sub>1<\/sub>\u4e3aON\uff0c\u79ef\u84c4\u4e8eL\u7684\u80fd\u91cf\u88ab\u91ca\u653e\u5230\u8f93\u51fa\u7aef\u3002<\/li>\n<\/ul>\n<\/div>\n<p>\u8be5\u57fa\u672c\u7535\u8def\u56fe\u8868\u793a\u4e8c\u6781\u7ba1\u6574\u6d41\uff08\u5f02\u6b65\u6574\u6d41\uff09\u578b\u7684\u964d\u538b\u7535\u8def\u3002\u540c\u6b65\u6574\u6d41\u7684\u60c5\u51b5\u4e0b\u5c06D<sub>1<\/sub>\u66ff\u6362\u4e3a\u5f00\u5173\u5143\u4ef6\uff08\u6676\u4f53\u7ba1\uff09\uff0c\u6267\u884c\u4e0eQ<sub>1<\/sub>\u76f8\u53cd\u7684ON\/OFF\u5de5\u4f5c\uff0c\u4e0d\u8fc7\u57fa\u672c\u9053\u7406\u662f\u76f8\u540c\u7684\u3002<\/p>\n<p>\u4e0b\u56fe\u662f\u7efc\u5408\u4e0a\u8ff0Fig.1\u548cFig.2\uff0c\u8868\u793a\u4e3b\u8981\u8282\u70b9\u7684\u7535\u538b\u6216\u7535\u6d41\u6ce2\u5f62\u7684\u7535\u8def\u56fe\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/upload\/2015\/06\/18D_graf02.gif\" alt=\"18D_graf02\" width=\"700\" height=\"480\" class=\"alignnone size-full wp-image-2193\" 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