各位大侠好,
项目中用了一款TPS65217来驱动am3358,商店的时候偶尔出现TPS65217的输入正常,没有输出的情况。此时重新快速上下电不起作用,只有将前级的5v电放空(前级电容)后,重新上电,TPS65217才有输出,为何会出现这种情况,如何杜绝?谢谢。
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