放电门和充电门,短接MOS或P+加电压后会激活打开。以前是马上打开,今天改了好多参数,变成了短接MOS后20秒打开。有哪些参数可以决定这个时间吗?
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芯片的型号具体是哪个?建议你参考该芯片的technical reference manual(TRM)的短路保护相关部分描述。