This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

DRV8870: 求教关于DRV8870DDAR芯片VREF脚损坏原因分析以及可能性分析

Part Number: DRV8870

1、U4芯片第4脚损坏,测量对地阻值134.7Ω,能否分析下有哪些原因会造成该针脚损坏呢。

2、测量芯片第2和3针脚对地电压均为0V,测量芯片第6和8针脚电压均为1.5V左右,第5针脚供电电压正常为11.6V