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.

运放LM2902D跟随电路



跟随电路如下图所示,请问VOUT怎么计算呢?
R1的作用是什么呢?R2、R3、D1有用么?
谢谢!