What is a power adapter? definition?
Friends who are new to the power adapter may have a lot of doubts, for example: What is the power adapter? What is the relative function of using the power adapter? Under what circumstances is it...
How to identify the circuit?
Judging the power supply series and parallel circuits, there are roughly the following methods: First, the current flow method Starting from the positive (or negative) side of the power supply, the...