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Application

Application principle of ac to dc power supply

The circuit of ac to dc power supply is a circuit that converts sine wave alternating current into direct current. If the input signal is not a sine wave, but a triangular wave or a sine wave with relatively large distortion, the relationship between the average value and the effective value is 1.11 times.
2021-12-30
The

The working principle of power supply adapter

Power supply adapter manufacturers believe that mobile phone chargers (also called mobile phone adapters) consist of a stable power supply (mainly a regulated power supply that provides stable working voltage and sufficient current) and necessary control circuits such as constant current, voltage limit, and time limit.
2021-12-23
What

What are the plug types of the power adapter?

Friends who often go abroad know that different countries require different adapter plugs. The shapes of sockets used in different countries are different.
2021-02-18
Repair

Repair the power adapter in just a few steps

This is a broken power adapter. It has been idle for a long time. Power input, output voltage 12V, maximum current 2A. Use a screwdriver to pry open the plastic case.
2021-02-18
Is

Is the laptop power adapter universal? Can I charge the phone?

Is there a power adapter that can meet the charging needs of various electronic devices in one step?
2021-02-18
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