Based on Proteus simulation design phone charger system, implemented by 220V AC power to DC 4.2V power conversion. In control system uses a transformer, rectifier, filter, regulator, voltage divider, the voltage detection circuit, and has some tips and full power charging automatic power-off function.

鍩轰簬Protues浠跨湡鐨勬墜鏈哄厖鐢靛櫒璁捐

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