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3. Technical Brief
• Charging Method : CCCV (Constant Current Constant Voltage)
• Maximum Charging Voltage : 4.2V
• Maximum Charging Current : 700mA
• Nominal Battery Capacity : 1400 mAh
• Charger Voltage : 4.6V
• Charging time : Max 3.5h
• Full charge indication current (icon stop current) : 80mA
• Low battery POP UP : Idle - 3.50V, Dedicated - 3.54V
• Low battery alarm interval : Idle - 3 min, Dedicated - 1 min
• Cut-off voltage : WCDMA call - 3.15V, ELSE - 3.23V
C. Charging of Extended Temperature
When the battery temperature is outside the normal charging specification, the battery voltage, VBAT
is maintained at 3.7V.
• Under 0°C : Extended temperature
• From 0°C to 45°C : Normal charging temperature
• Over 45°C : Extended temperature
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