Other Parts Discussed in Thread: INA181, INA240
您好,
想麻煩推薦馬達驅動的電流OPA,主要需求如下,謝謝
1.馬達電壓最大65V
2.下臂三相取樣
3.FOC驅動
4.取樣電阻0.5 mOhms
5.電流,200A(3S),額定100A
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在#2中,下臂是指低压侧电流感应吗?如果是这样,INA181可能因其性能/成本而成为首选。如果没有,您可以查看INA240或INA241。对于后两者,一些封装选项是引脚兼容的,这便于评估和采购。