{"id":4036,"date":"2016-11-24T00:20:21","date_gmt":"2016-11-23T15:20:21","guid":{"rendered":"http:\/\/micro.rohm.com\/cn\/techweb\/?p=4036"},"modified":"2022-09-19T16:50:44","modified_gmt":"2022-09-19T08:50:44","slug":"%e5%bc%80%e5%85%b3%e7%a8%b3%e5%8e%8b%e5%99%a8%e7%9a%84%e5%9f%ba%e7%a1%80%ef%bc%9a%e5%bc%80%e5%85%b3%e7%a8%b3%e5%8e%8b%e5%99%a8%e7%9a%84%e7%a7%8d%e7%b1%bb","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/knowledge\/dcdc\/dcdc_sr\/dcdc_sr01\/691","title":{"rendered":"\u5f00\u5173\u7a33\u538b\u5668\u7684\u57fa\u7840\uff1a\u5f00\u5173\u7a33\u538b\u5668\u7684\u79cd\u7c7b"},"content":{"rendered":"

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\n

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DC\/DC\u8f6c\u6362\u5668<\/h3>\n

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    \n
  • \u5f02\u6b65\u6574\u6d41\u5f0f<\/li>\n
  • \u540c\u6b65\u6574\u6d41\u5f0f<\/li>\n<\/ul>\n

    \u25bc\u7edd\u7f18\u578b<\/h4>\n
      \n
    • \u53cd\u6fc0\u5f0f<\/li>\n
    • \u6b63\u6fc0\u5f0f<\/li>\n
    • \u63a8\u633d\u5f0f<\/li>\n
    • \u534a\u6865\u5f0f\/\u5168\u6865\u5f0f<\/li>\n<\/ul>\n

      AC\/DC\u8f6c\u6362\u5668<\/h3>\n

      \u25bc\u975e\u7edd\u7f18\u578b<\/h4>\n

      \u25bc\u7edd\u7f18\u578b<\/h4>\n<\/div>\n

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      DC\/DC\u8f6c\u6362\u65b9\u9762\uff0c\u53ef\u4ee5\u5bf9\u8f93\u5165\u7535\u538b\u8fdb\u884c\u964d\u538b\u6216\u5347\u538b\u3002\u6b64\u5916\uff0c\u5e94\u7528\u4e0a\u4e5f\u53ef\u8fdb\u884c\u5347\u964d\u538b\u3001\u53cd\u8f6c\u7b49\u8f6c\u6362\u3002\u6839\u636e\u6240\u9700\u529f\u80fd\uff0c\u7535\u8def\u6784\u9020\u548c\u6240\u9009\u7684IC\u662f\u4e0d\u540c\u7684\uff0c<\/p>\n

      \u63a7\u5236\u8f93\u51fa\u7535\u538b\u7684\u5de5\u4f5c\u6a21\u5f0f\u6709PWM\uff08Pulse Width Modulation\uff1a\u8109\u51b2\u5bbd\u5ea6\u8c03\u5236\uff09\u548cPFM\uff08Pulse Frequency Modulation\uff1a\u8109\u51b2\u9891\u7387\u8c03\u5236\uff09\u3002PWM\u7684\u5f00\u5173\u5468\u671f\uff08\u9891\u7387\uff09\u6052\u5b9a\u4e14\u4e3a\u901a\u8fc7\u8c03\u6574ON\u548cOFF\u65f6\u95f4\u6bd4\u8fdb\u884c\u7a33\u5b9a\u5316\u7684\u6a21\u5f0f\uff0c\u800cPFM\u5219\u662fON\u6216OFF\u65f6\u95f4\u6052\u5b9a\u7684\u9891\u7387\u53d8\u66f4\u65b9\u6cd5\u3002\u8be6\u7ec6\u5185\u5bb9\u540e\u8ff0\u3002<\/p>\n

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