使用OPA604做电压跟随器输出 推动32欧姆耳机 发生自激问题 使用NE5532等运放没有任何问题 请问使用604运放做电压跟随 是否负反馈需要加电阻 ?
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.
604做跟随,不需要反馈加电阻,在输出端串联一个电阻试试,22ohm~100ohm电阻,再验证下是否还有自激。