用24V电池给TPS5430电源芯片供电,输出5v电压,用了两天正常,当关机后重启一瞬间,电源芯片烧毁,是什么原因造成的呢;
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用24V电池给TPS5430电源芯片供电,输出5v电压,用了两天正常,当关机后重启一瞬间,电源芯片烧毁,是什么原因造成的呢;
感谢回复,软开关控制是指的什么呢?电池到板子的连线用的是线粗1.5平方,线长1m~1.5m,如果是这种寄生电感导致的,在芯片前加齐纳管可以解决这个问题么?