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.

TPS62125 输出不正常

Other Parts Discussed in Thread: TPS62125

选用TPS62125,目标输入12V,输出3.3V,输出电流3mA以下就可以。

现象:输入电压增加,输出电压也增加,在输入6V电压以下,增加输入电压可以输出3.3V,在大于6V电压以上,增加输入电压输出电压也增加,在输入12V时,输出电压在10V左右,FB电压在2.5V以上。

原理图和PCB附在下面,请问怎么解决。谢谢了。