BATTERY PACK AND METHOD OF CHARGING BATTERY PACK
First Claim
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1. A battery pack comprising:
- a chargeable battery cell;
a charging terminal part selectively connectable to the battery cell;
a protection circuit configured to control charging and discharging of the battery cell;
a first switching element connected between the battery cell and the charging terminal part;
a converter circuit connected to the charging terminal part, the converter circuit configured to receive an input voltage applied to the charging terminal part and to output a voltage different from the input voltage; and
a second switching element connected between the converter circuit and the battery cell.
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Abstract
A battery pack and a method of charging the same are disclosed. The battery pack is chargeable by a variety of chargers which have different output voltages.
33 Citations
20 Claims
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1. A battery pack comprising:
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a chargeable battery cell; a charging terminal part selectively connectable to the battery cell; a protection circuit configured to control charging and discharging of the battery cell; a first switching element connected between the battery cell and the charging terminal part; a converter circuit connected to the charging terminal part, the converter circuit configured to receive an input voltage applied to the charging terminal part and to output a voltage different from the input voltage; and a second switching element connected between the converter circuit and the battery cell. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method of charging a battery pack comprising a battery cell and a charging control circuit for controlling charging of the battery cell, the method comprising:
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determining that a charger is connected to the battery pack; determining a first voltage applied by the charger; determining a voltage for charging the battery cell; and charging the battery cell with one of the first voltage and a voltage based on the first voltage according to the voltage for charging the battery cell. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification