This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

LMH6703用作跟随器时输出失真

Other Parts Discussed in Thread: LMH6703, OPA227

输入信号为方波100mV,100kHz,输出振荡严重

当我把LMH6703换成一个精密运放OPA227时,缺不振荡

LMH6703的带宽及压摆率等指标都明显高于OPA227,为什么LMH6703用作方波的跟随器时,输出却振荡,震荡的原因是什么?

OPA227和LMH6703的输出波形在附件中

希望知道原因的人能够给解答,谢过。

 

LMH6703和OPA227.docx