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.

双路电源切换的芯片,一路电池,一路直流电

Other Parts Discussed in Thread: TPS2121, TPS2120

双路电源切换的芯片,一路电池,一路直流电

最好是有一个按键,按一下给电,再按一下断电。

在用电池时,有直流电后,自动切换