TPS65217CRSLR,
上电后没有5V输出 ,更换IC后好了,
一般什么原因引起的?
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HI
这个要测量的,至少你把换的芯片各个脚阻抗测试确认一下?
我们这边是论坛,并没有生产测试的经验,所以具体是哪种不良模式或者说那个脚烧掉了,很难判定,只能通过测试确认。