原理图如图,请教为什么opa454上电后立即击穿,电源电压91V,ED实测3V。上电后电流立即增大,后测量V+与V-电阻只有200欧姆。
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.