The power adapter is a power supply conversion device for small portable electronic equipment and electronic appliances.
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1. Varistor, its function is that when the external voltage is too high, the resistance of the varistor will quickly beco
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The characteristics of the switching power supply are: high-speed pass and cut-off with a circuit-controlled switch tube.
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1. It must be realized that the power adapter is a high-frequency, long-term electronic product, such as a mobile phone c
Read more >The most common power adapter in our ordinary life is the charging device on the computer. It is an external power supply
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