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.

为什么MC34063为什么加了负载后电压就上不去了?求助

那个原理图里的滑阻我是用来调输出电压的,空载的时候我调到5V,但是负载一加50欧的滑阻上去后输出电压就降下来了,最高也就在2V左右了,后来换了100欧的水泥电阻也是这样,各位大佬求助了/(ㄒoㄒ)/~~    PS:(还是个新手,有什么不足的地方希望能直接指出)