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Only for training and service purposes
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3. Technical brief
• Charging Method : CCCV (Constant Current Constant Voltage)
• Maximum Charging Voltage : 4.2V
• Maximum Charging Current : 500mA below
• Nominal Battery Capacity : 800 mAh
• Charger Voltage : 5.0V
• Charging time : Max 3.0h
• Full charge indication current (icon stop current) : 80mA
• Low battery POP UP : Idle - 3.43V, Dedicated – 3.40V
• Low battery alarm interval : Idle - 3 min, Dedicated - 1 min
• 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.
•Under 0 °C : Extended temperature
•From 0 °C to 45 °C : Normal charging temperature
• Over 45 °C : Extended temperature