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INA280-Q1: 高边电流检测与低边电流检测

Part Number: INA280-Q1
Other Parts Discussed in Thread: INA280

我知道INA280-Q1推荐采用的是高边电流检测,但是为啥我的输入接成低边电流检测时,输出只有几个mv,但是两种接法的输入电压是一样的

 此时是高边电电流检测,输出是正常放大100倍的输入