量产500套产品,其中几片芯片发热,经检查发现其中DIO_26管脚与地短路,芯片损坏,此脚通过nmos,si2302控制继电器,电路如下,哪位大神帮分析下原因Desktop.rar
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量产500套产品,其中几片芯片发热,经检查发现其中DIO_26管脚与地短路,芯片损坏,此脚通过nmos,si2302控制继电器,电路如下,哪位大神帮分析下原因Desktop.rar