{"id":283,"date":"2026-05-16T16:39:20","date_gmt":"2026-05-16T08:39:20","guid":{"rendered":"http:\/6.canyin.cc\/archives\/283"},"modified":"2026-05-16T16:39:20","modified_gmt":"2026-05-16T08:39:20","slug":"usb%e5%a4%9a%e8%be%93%e5%87%ba%e7%94%b5%e6%ba%90-%e6%9c%80%e7%bb%88%e4%ba%a7%e5%93%81%e5%b1%95%e7%a4%ba%e5%8f%8a%e6%b3%a2%e5%bd%a2%e5%88%86%e6%9e%90%e6%80%bb%e7%bb%93","status":"publish","type":"post","link":"https:\/\/www.zhimen.com\/cj\/archives\/283","title":{"rendered":"USB\u591a\u8f93\u51fa\u7535\u6e90-\u6700\u7ec8\u4ea7\u54c1\u5c55\u793a\u53ca\u6ce2\u5f62\u5206\u6790\u603b\u7ed3"},"content":{"rendered":"

\u6700\u7ec8\u6ce2\u5f62\u6d4b\u8bd5\u5b8c\u6210\u6ce2\u5f62\u548c\u5206\u6790\uff1a <\/p>\n

\u662f\u4e00\u4e2a\u9ec4\u8272\u7684\u4e09\u89d2\u6ce2\u5f62\uff1b\u662f\u7eff\u8272DC\u7535\u5e73\u6ce2\u5f62\uff1b\u662f\u7d2b\u8272\u7684PWM\u6ce2\u5f62\uff1b\u662f\u9752\u8272\u7535\u611f\u7535\u6d41\u6ce2\u5f62\u3002 <\/p>\n

\"8c7209e8-5977-11ec-b2e9-dac502259ad0.jpg\" <\/p>\n

\"8c9abc1c-5977-11ec-b2e9-dac502259ad0.png\" <\/p>\n

1: io=50ma (DCM) <\/p>\n

\"8c7209e8-5977-11ec-b2e9-dac502259ad0.jpg\" <\/p>\n

\"8d00f54a-5977-11ec-b2e9-dac502259ad0.png\" <\/p>\n

\u8d1f\u8f7d1(\u6269\u5c55):Io=50mA(DCM) <\/p>\n

\"8d5414f0-5977-11ec-b2e9-dac502259ad0.png\" <\/p>\n

\"8c7209e8-5977-11ec-b2e9-dac502259ad0.jpg\" <\/p>\n

2: IO=80\u6beb\u5b89(DCM) <\/p>\n

\"8c7209e8-5977-11ec-b2e9-dac502259ad0.jpg\" <\/p>\n

\"8de6496a-5977-11ec-b2e9-dac502259ad0.png\" <\/p>\n

\u8d1f\u8f7d2(\u6269\u5c55):Io=80mA(DCM) <\/p>\n

\u901a\u8fc750mA\u548c80mA\u7684\u8f7b\u8f7d\u53ef\u4ee5\u770b\u51fa\uff0c\u867d\u7136\u4e09\u89d2\u6ce2\u7684\u9891\u7387\u6ca1\u6709\u53d8\u5316\uff0c\u4f46\u6700\u7ec8\u8f93\u51fa\u7684PWM\u6ce2\u5f62\u901a\u8fc7\u65a9\u6ce2\u5b9e\u73b0\u4e86\u8f93\u51fa\u7535\u538b\u7684\u8c03\u8282\u3002\u8fd9\u662f\u56e0\u4e3a\u8d1f\u8f7d\u6d88\u8017\u5f88\u5c0f\uff0c\u53ea\u9700\u8981\u51e0\u4e2a\u5468\u671f\u5c31\u53ef\u4ee5\u7ed9\u7535\u5bb9\u5145\u7535\uff0c\u7136\u540e\u7535\u5bb9\u7684\u80fd\u91cf\u8db3\u591f\u6bcf\u9694\u51e0\u4e2a\u5468\u671f\u4e3a\u8d1f\u8f7d\u63d0\u4f9b\u80fd\u91cf\uff0c\u6240\u4ee5\u5360\u7a7a\u6bd4\u4e3a0%\u3002 <\/p>\n

\"8c7209e8-5977-11ec-b2e9-dac502259ad0.jpg\" <\/p>\n

\"8e4e1428-5977-11ec-b2e9-dac502259ad0.png\" <\/p>\n

3: IO=150\u6beb\u5b89(DCM) <\/p>\n

\"8c7209e8-5977-11ec-b2e9-dac502259ad0.jpg\" <\/p>\n

\"8ee4e4ac-5977-11ec-b2e9-dac502259ad0.png\" <\/p>\n

\u8d1f\u8f7d3(\u6269\u5c55):Io=150mA\u6beb\u5b89(DCM) <\/p>\n

\u5f53\u8d1f\u8f7d\u8fdb\u4e00\u6b65\u589e\u5927\u65f6\uff0cPWM\u7684\u9891\u7387\u4e0e\u4e09\u89d2\u6ce2\u4e00\u81f4\uff0c\u8fd9\u662f\u56e0\u4e3a\u8d1f\u8f7d\u53d8\u5927\uff0c\u9700\u8981PWM\u7684\u5360\u7a7a\u6bd4\u6765\u7ef4\u6301\u6bcf\u4e2a\u5468\u671f\u7684\u8d1f\u8f7d\u6d88\u8017\u3002 <\/p>\n

tp:\/\/images.elecfans.top\/uploads\/20211210\/8c7209e8-5977-11ec-b2e9-dac502259ad0.jpg” alt=”8c7209e8-5977-11ec-b2e9-dac502259ad0.jpg” \/><\/p>\n

\n

\"8f43df48-5977-11ec-b2e9-dac502259ad0.png\"<\/p>\n

\u8d1f\u8f7d4\uff1aIo=160mA\uff08DCM\uff09<\/p>\n

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\"8c7209e8-5977-11ec-b2e9-dac502259ad0.jpg\"<\/p>\n

\"8fba3300-5977-11ec-b2e9-dac502259ad0.png\"<\/p>\n

\"8c7209e8-5977-11ec-b2e9-dac502259ad0.jpg\"<\/p>\n

\"90221740-5977-11ec-b2e9-dac502259ad0.png\"<\/p>\n

\u8d1f\u8f7d4\uff1aIo=340mA\uff08BCM\uff09<\/p>\n

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\"91331062-5977-11ec-b2e9-dac502259ad0.png\"<\/p>\n

\"8c7209e8-5977-11ec-b2e9-dac502259ad0.jpg\"<\/p>\n

\u8d1f\u8f7d5\uff1aIo=350mA<\/p>\n

\u4e0a\u9762\u8fd9\u5e45\u56fe\u662fBUCK\u7535\u8def\u6700\u5927\u5e26\u8f7d\uff0c\u8d85\u8fc7\u8fd9\u4e2a\u8d1f\u8f7d\u65f6\uff0c\u7535\u611f\u9971\u548c\u3002<\/p>\n

\"8c7209e8-5977-11ec-b2e9-dac502259ad0.jpg\"<\/p>\n

\"91eb02bc-5977-11ec-b2e9-dac502259ad0.png\"<\/p>\n

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