Mode selection circuit for a battery, a method of selecting mode

Details Mode selection circuit for a battery, a method of selecting mode Mode selection circuit for a battery, a method of selecting mode

1999-12-16

2000-12-12

Tso, Edward H.

Electricity: battery or capacitor charging or discharging

Serially connected batteries or cells

With individual charging of plural batteries or cells

320133, H01M 1046

Patent

active

061603791

ABSTRACT:
For use with a reserve battery couplable to a charging circuit capable of providing a charging current to the reserve battery, a mode selection circuit and a method of operation thereof. The mode selection circuit includes, in one embodiment, (1) a signal generator that generates a signal based on a temperature of the reserve battery and (2) a mode-changing circuit, coupled to the signal generator, that accepts the signal and selects an alternative one of: (a) a non-charge mode in which the charging current is substantially interrupted when the temperature is greater than a reference temperature and (b) a charge mode in which the charging current is provided to the reserve battery when the temperature is less than the reference temperature.

REFERENCES:
patent: 5289102 (1994-02-01), Toya
patent: 5565757 (1996-10-01), Ikeda et al.

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