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UCC27517A-Q1驱动mosfet问题

Other Parts Discussed in Thread: UCC27517A-Q1

最近使用UCC27517A-Q1 驱动英飞凌coolmos IPW65R110CFD时发现,主拓扑不加输入电压驱动波形米勒平台严重,波形如下

这是主拓扑不加输入,电压开启时的驱动波形。

这是主拓扑不加输入电压,关断时的驱动波形。

驱动电路原理图如下图:

英飞凌IPW65R110CFD的寄生电容曲线如下:

希望大神能够解惑!!!