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Sep242011

Why is the voltage of some rechargeable batteries 3.6V when most circuits use 5V DC?

Ram Prasad asks:

Why are Ni Hydride rechargeable batteries 3.6V when most circuits use 5V DC?

Tagged: battery, hardware tips

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Mike September 25, 2011

The voltage depends on the electrochemestry of the elements within the cell.
For NiMH the nominal average output is around 1.2V

If you have a battery that says NiMH with 3.6V you simply have one that contains 3 NiMH cells (3×1.2=3.6V)

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