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咨询DCR010505U发热的问题

咨询DCR010505U发热的问题,如图,输出的电源其他地方都没用到,上电后DCR010505U发热非常厉害,实测输入5V 800mA电流。

求帮忙分析,0.1U都是X7R,50V,1U电容是10V,X6S的。实验时,U7A,ADUM1100未焊接。