接手人家遗留的一款板子,ucc27714高边驱动波形不正常,PWM由单片机发出,附件下通道为高边驱动波形,(标红)有一个台阶,还请各位大神帮忙分析下哪里应用不对还是?原理图也附上!

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接手人家遗留的一款板子,ucc27714高边驱动波形不正常,PWM由单片机发出,附件下通道为高边驱动波形,(标红)有一个台阶,还请各位大神帮忙分析下哪里应用不对还是?原理图也附上!
