请问,Vfb电压不稳定,是什么原因造成的?
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.
Hi
FB电压是输出电压通过分压电阻分出来的,FB不稳定就是输出不稳定。
可以用芯片网站的webench确认一下电路,特别是输出电容,以及其ESR, 这个可能引起不稳定。