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想为输入端加一个电压跟随器,该选用什么放大器?用LM324能不能达到要求?

Other Parts Discussed in Thread: OPA4188, LM324, AMC1200

1_IN是12V输入,选用OPA4188做运放,但是输出不线性,想在1_IN前加一个电压跟随器,该选用什么运放?用LM324能不能达到要求?