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.

UCC28740DR 做的反激电源无法带负载

UCC28740DR 做的反激电源无法带负载,电压输出5V,但是接上负载(给手机充电)后就降到1.2V左右,电路是使用WEBENCH® Power Designer设计的。