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.
设计输入9~32V,输出12V。输入电源在9~32V变化时,振荡始终存在,下管Q2栅极不存在此现象,仅有轻微的振铃。