用OPA657设计跨阻放大器,实际测带宽只有3M,怎么提升带宽呢

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.
您好,
下面链接是光电二极管放大电路参考设计,里面有设计过程,电路的带宽与反馈电阻RF、反馈电容CF和输入分布电容CIN有关,具体请查看里面的设计过程: