那开通的时候gs电压也会下降吧

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cross mob
ZhaiL
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mos管栅极反并二极管为了加速关断,为什么不需要加速开通呢?

https://www.zhihu.com/question/268583613/answer/2841307556#comment-10413071603?notificationId=159692...

那开通的时候gs电压也会下降吧

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Neo_Qin
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Hi @ZhaiL ,

当驱动电路的驱动能力与功率MOSFET匹配时,开通转换过程中不会观察到明显的Vgs电压下降。

更多详细信息,请参考英飞凌应用手册:

CoolMOS™ gate drive and switching dynamics 

Regards,

Neo

在原帖中查看解决方案

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Neo_Qin
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5 likes given 250 replies posted 250 sign-ins

Hi @ZhaiL ,

当驱动电路的驱动能力与功率MOSFET匹配时,开通转换过程中不会观察到明显的Vgs电压下降。

更多详细信息,请参考英飞凌应用手册:

CoolMOS™ gate drive and switching dynamics 

Regards,

Neo

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