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DRV8873的 CPL和CPH脚电压波形有很多毛刺

Other Parts Discussed in Thread: DRV8873

大家好,请教一个DRV8873驱动有刷电机的问题,测试CPL和CPH管脚电压波形时,波形上有很多毛刺,毛刺的幅值有大概20V左右,请问这是什么原因,可以确定不是探头的问题,因为同样的条件下测试其它管脚没毛刺,谢谢!