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TPS63802: TPS63802

Part Number: TPS63802

你好

使用的如下方案

VIN改成5V,R2改成91K,配置成3.3V输出,断开R3,TEC+,TEC-

上电初期输出3.3V,也不发烫,过来5分钟左右,再去测输出3.3V已经没了,芯片发烫严重