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我将TL084的输出端与反向输入端相接作为电压跟随器。同相端输入信号为15kHz，5V的正弦波。可是电压跟随的效果不好，有正弦波的波峰和波谷有1V的偏差，是我芯片TL084选的有问题吗？哪种芯片比较适合做电压跟随器？
1）单位增益稳定的运算放大器都能够做电压跟随器；
2）请楼主提供更多信息，输入信号范围，信号源阻抗，供电电压；
