Other Parts Discussed in Thread: TMDSHVMTRINSPIN
我正在看TI的TMDSHVMTRINSPIN这个套件,我看了电机电流检测电路,发现电流是通过检流电阻检测的,电阻是放在IGBT(MOSFEET)的低端检测的,怎么换算成电机的相电流的呢。 如果自己开发,要把检流电阻换成隔离的霍尔传感器(LEM),电机相线一定是穿过LEM,那电机电流又怎么换算呢? 谢谢!This thread has been locked.
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Other Parts Discussed in Thread: TMDSHVMTRINSPIN
我正在看TI的TMDSHVMTRINSPIN这个套件,我看了电机电流检测电路,发现电流是通过检流电阻检测的,电阻是放在IGBT(MOSFEET)的低端检测的,怎么换算成电机的相电流的呢。 如果自己开发,要把检流电阻换成隔离的霍尔传感器(LEM),电机相线一定是穿过LEM,那电机电流又怎么换算呢? 谢谢!