{"id":18277,"date":"2022-03-09T00:00:15","date_gmt":"2022-03-08T16:00:15","guid":{"rendered":"https:\/\/techclass.wfjydl.com\/?p=18277"},"modified":"2022-03-09T10:52:33","modified_gmt":"2022-03-09T02:52:33","slug":"%e7%94%b5%e6%ba%90%e6%97%b6%e5%ba%8f%e8%a7%84%e6%a0%bc%e2%91%a1%ef%bc%9a-%e7%94%b5%e6%ba%90%e5%af%bc%e9%80%9a%e6%97%b6%e7%9a%84%e6%97%b6%e5%ba%8f%e5%b7%a5%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/knowledge\/dcdc\/dcdc-ldo\/dcdc-ldo03\/10806","title":{"rendered":"\u7535\u6e90\u65f6\u5e8f\u89c4\u683c\u2461\uff1a \u7535\u6e90\u5bfc\u901a\u65f6\u7684\u65f6\u5e8f\u5de5\u4f5c"},"content":{"rendered":"

\u4f7f\u7528\u901a\u7528\u7535\u6e90IC\u5b9e\u73b0\u7535\u6e90\u65f6\u5e8f\u63a7\u5236\u7684\u7535\u8def<\/h4>\n
\n

\u672c\u6587\u7684\u5173\u952e\u8981\u70b9<\/h4>\n

\u30fb\u5728\u4f7f\u7528\u901a\u7528\u7535\u6e90IC\u5b9e\u73b0\u7535\u6e90\u65f6\u5e8f\u63a7\u5236\u7684\u65f6\u5e8f\u2461\u4e2d\uff0c\u5b9e\u73b0\u4e86\u5c063\u4e2a\u7cfb\u7edf\u7684\u7535\u6e90\u6309\u987a\u5e8f\u5bfc\u901a\u3001\u5e76\u6309\u76f8\u540c\u987a\u5e8f\u5173\u65ad\u7684\u65f6\u5e8f\u3002<\/p>\n

\u30fb\u4e3a\u4e86\u7406\u89e3\u65f6\u5e8f\u5de5\u4f5c\uff0c\u672c\u6587\u5206\u522b\u5217\u51fa\u4e86\u4e09\u4e2a\u7cfb\u7edf\u7684\u7535\u6e90\u5bfc\u901a\u65f6\u7684\u5de5\u4f5c\u56fe\u793a\u3002<\/p>\n<\/div>\n

\u5728\u4e0a\u4e00\u7bc7\u6587\u7ae0<\/a>\u4e2d\uff0c\u6211\u4eec\u901a\u8fc7\u8981\u5b9e\u73b0\u7684\u7535\u6e90\u65f6\u5e8f\u89c4\u683c\u2461\u548c\u63a7\u5236\u6a21\u5757\u4e86\u89e3\u4e86\u76f8\u5e94\u7684\u914d\u7f6e\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4f7f\u7528\u901a\u7528\u7535\u6e90IC\u5b9e\u73b0\u7535\u6e90\u65f6\u5e8f\u63a7\u5236\u4e2d\uff0c\u7535\u6e90\u5bfc\u901a\u65f6\u7684\u65f6\u5e8f\u5de5\u4f5c\u3002<\/p>\n

\u7535\u6e90\u65f6\u5e8f\u89c4\u683c\u2461\uff1a\u7535\u6e90\u5bfc\u901a\u65f6\u7684\u65f6\u5e8f\u5de5\u4f5c<\/h2>\n

\u5982\u4e0a\u4e00\u7bc7\u6587\u7ae0\u6240\u8ff0\uff0c\u89c4\u683c\u2461\u7684\u65f6\u5e8f\u662f1.2V\u30011.5V\u30013.3V\u8fd9\u4e09\u4e2a\u7cfb\u7edf\u7684\u8f93\u51fa\u6309\u7167\u8be5\u987a\u5e8f\u4f9d\u6b21\u5bfc\u901a\u5e76\u6309\u76f8\u540c\u987a\u5e8f\u4f9d\u6b21\u5173\u65ad\u3002\u4e0b\u9762\u5206\u6b65\u8bb2\u89e3\u7535\u6e90\u5bfc\u901a\u65f6\u7684\u65f6\u5e8f\u5de5\u4f5c\uff08\u5173\u65ad\u65f6\u7684\u65f6\u5e8f\u5de5\u4f5c\u5c06\u5728\u4e0b\u4e00\u7bc7\u6587\u7ae0\u4e2d\u8fdb\u884c\u8bb2\u89e3\uff09\u3002\u5728\u4e0b\u9762\u7684\u8bb2\u89e3\u4e2d\uff0c\u5c06\u65bd\u52a01.2V\u7684\u5de5\u4f5c\u8868\u8ff0\u4e3a\u201c\u7b2c\u4e00\u9636\u6bb5\u201d\uff0c\u5c06\u65bd\u52a01.5V\u7684\u5de5\u4f5c\u8868\u8ff0\u4e3a\u201c\u7b2c\u4e8c\u9636\u6bb5\u201d\uff0c\u5c06\u65bd\u52a03.3V\u7684\u5de5\u4f5c\u8868\u8ff0\u4e3a\u201c\u7b2c\u4e09\u9636\u6bb5\u201d\uff0c\u5c06\u4e09\u4e2a\u7cfb\u7edf\u5747\u5bfc\u901a\u7684\u72b6\u6001\u8868\u8ff0\u4e3a\u201c\u7535\u6e90\u5de5\u4f5c\u65f6\u201d\u3002\u5728\u56fe\u4e2d\uff0c\u4e0e\u5404\u9636\u6bb5\u7684\u8bf4\u660e\u76f8\u5bf9\u5e94\u7684\u90e8\u5206\u7528\u7ea2\u8272\u6765\u8868\u793a\u3002<\/p>\n

\u5728\u521d\u59cb\u72b6\u6001\u4e0b\uff0cEnable\u5f15\u811a\u4e3a\u201cL\u201d\u7535\u5e73\uff0c\u4e09\u4e2aDCDC\u8f93\u51fa\u5747\u4e3a\u96f6\u3002<\/p>\n

\u7b2c\u4e00\u9636\u6bb5\u7535\u6e90\u5bfc\u901a\u65f6\u7684\u5de5\u4f5c<\/h3>\n
    \n
  • 1) \u5c06Enable\u8bbe\u7f6e\u4e3a\u201cH\u201d\u7535\u5e73\u4ee5\u542f\u52a8\u7535\u6e90\u3002<\/li>\n
  • 2) DCDC 1\u7684EN\u5f15\u811a\u53d8\u4e3a\u201cH\u201d\u7535\u5e73\uff0c\u56e0\u6b64DCDC 1\u542f\u52a8\u3002<\/li>\n
  • 3) \u5f53DCDC 1\u7684\u8f93\u51fa\u7535\u538b\u4ece0V\u4e0a\u5347\u52301.2V\u65f6\uff0cPower Good 1\u7684\u8f93\u51fa\u7531\u201cL\u201d\u7535\u5e73\u53d8\u4e3a\u201cH\u201d\u7535\u5e73\uff0c\u4e0b\u4e00\u7ea7\u7684DCDC 2\u7684EN\u5f15\u811a\u53d8\u4e3a\u201cH\u201d\u7535\u5e73\u3002<\/li>\n<\/ul>\n

    \"\"<\/p>\n

    \u7b2c\u4e8c\u9636\u6bb5\u7535\u6e90\u5bfc\u901a\u65f6\u7684\u5de5\u4f5c<\/h3>\n
      \n
    • 1) DCDC 2\u7684EN\u5f15\u811a\u53d8\u4e3a\u201cH\u201d\u7535\u5e73\uff0c\u56e0\u6b64DCDC 2\u542f\u52a8\u3002<\/li>\n
    • 2) \u5f53DCDC 2\u7684\u8f93\u51fa\u7535\u538b\u4ece0V\u4e0a\u5347\u52301.5V\u65f6\uff0cPower Good 2\u7684\u8f93\u51fa\u7531\u201cL\u201d\u53d8\u4e3a\u201cH\u201d\uff0c\u4e0b\u4e00\u7ea7DCDC 3\u7684EN\u5f15\u811a\u53d8\u4e3a\u201cH\u201d\u3002<\/li>\n<\/ul>\n

      \u7b2c\u4e09\u9636\u6bb5\u7535\u6e90\u5bfc\u901a\u65f6\u7684\u5de5\u4f5c<\/h3>\n
        \n
      • 1) DCDC 3\u7684EN\u5f15\u811a\u53d8\u4e3a\u201cH\u201d\u7535\u5e73\uff0c\u56e0\u6b64DCDC 3\u542f\u52a8\u3002<\/li>\n
      • 2) DCDC 3\u7684\u8f93\u51fa\u7535\u538b\u4ece0V\u4e0a\u5347\u52303.3V\uff0c\u81f3\u6b64\uff0c\u4e09\u4e2a\u7cfb\u7edf\u7684\u7535\u6e90\u5747\u5904\u4e8e\u5de5\u4f5c\u72b6\u6001\u3002*\u53c2\u89c1\u201c\u7535\u6e90\u5de5\u4f5c\u65f6\u7684\u4e3b\u8981\u8282\u70b9\u72b6\u6001\u201d\u56fe\u3002<\/li>\n<\/ul>\n

        \"\"<\/p>\n

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