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3V PC Adaptor

3V PC Adaptor

+231IC1LM334V+RV-S1SPSTON/OFFD11N4001USBTYPE AC110VC2100nR11.2KT1BC557C3100n D21N40013V, 50mA(APPROX.)C4100n R2123V PC Adaptor
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publish time: 2020-10-26
Circuit Everyday

Plug this circuit into the AVAILABLE USB output port of the PC for a 50mA, 3V DC.Therefore, it can be used to charge two NiCd batteries (1.2Vx2) of the portable music player system.

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