各位前辈好,我有一款板子用TPS54360,+48V输出,10.5V输出,常温下,电源芯片工作正常,在做高温老化时(+60℃,空载),100张板子有4张板子 VIN脚烧毁,PH脚对GND短路,请帮忙分析一下是什么原因?谢谢
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各位前辈好,我有一款板子用TPS54360,+48V输出,10.5V输出,常温下,电源芯片工作正常,在做高温老化时(+60℃,空载),100张板子有4张板子 VIN脚烧毁,PH脚对GND短路,请帮忙分析一下是什么原因?谢谢