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如何缩短TPS25940电子熔丝芯片的下电时间(迅速下电)

Other Parts Discussed in Thread: TPS25940

目前在调试TPS25940芯片,发现以下两个问题:

1、dvdt管脚的电容只能改变Vout的上电斜率,而下电时示波器量得波形过很长时间才能到0V(负载已去掉),有什么办法能缩短下电时间?

2、手册上说芯片有热插拔功能,但热插拔12V时经常损坏该芯片,是我原理图设计有问题还是芯片热插拔功能有问题?