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TPS43061: 使用24V升压到38V做开锁动作容易烧坏BOOT脚和SW脚

Part Number: TPS43061


使用24V升压到38V做开锁动作容易烧坏BOOT脚和SW脚,电磁锁是9R,电流4.2A左右

BOOT脚测量对地电阻内有4.1R

SW脚大电流烧坏电路和芯片

LX_ISM20417_BOOST.pdf