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3. Technical Brief
LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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Charging Method : CCCV (Constant Current Constant Voltage)
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Maximum Charging Voltage : 4.2V
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Maximum Charging Current : 700mA
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Nominal Battery Capacity : 860 mAh
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Charger Voltage : 4.8V
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Charging time : Max 3.5h
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Full charge indication current (icon stop current) : 80mA
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Low battery POP UP : Idle - 3.52V, Dedicated - 3.48V
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Low battery alarm interval : Idle - 3 min, Dedicated - 1 min
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Cut-off voltage : WCDMA call - 3.1V, ELSE - 3.2V
Charging of Extended Temperature
When the battery temperature is outside the normal charging specification, the battery voltage, VBAT,
is maintained at 3.7V.
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Under 0°C : Extended temperature
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From 0°C to 45°C : Normal charging temperature
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Over 45°C : Extended temperature