Multifunction Charger Three

Published:2011/5/18 10:15:00 Author:Michel | Keyword: Multifunction Charger Three | From:SeekIC

The Multifunction charger introduced in the example can charge nickel-spread and nickel-hydroge batteries.Before charging,the charger discharges batteries and switches into constant current charging.During charging,there is a heavy load current and batteries cut off charge circuit wnen they are fully charged automatically to avoid excessive charging.Ciruit's Work PrincipleThis multifunction charger is composed of power supply circuit, impulsator,charging circuit,discharging circuit and control circuit.Power supply circuit consists of mains transformer,T,commutation diode，VDl-VD4，filter capacitors，C1and C2，line regulation tube,V1,voltage regulator diodes,VS1 and VS2,resistors,R1,R2 and R5 and LED,VL1 and it is showed as the picture 5-65.



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