File no.20120102 Edition: 1.0 Specification of Li-polymer Rechargeable Battery Model No.: LP-503759-1S-3 Reported by: Date: Jan,02,2012 Checked by: DateJan,02,2012 Approved by: Date: Jan,02,2012 1. Scope This specification describes the definition, technical requirement, testing method, warning and caution of the Lithium ion polymer rechargeable battery. The specification only applies to DUBILIERS Li-ion battery. 2. Product Model Battery type: Rechargeable Lithium-ion Polymer Battery Battery Model: LP-503759-1S-3 3. Ratings 3.1. Nominal Capacity at 0.2C : 1300mAh (min ) 1350mAh (typical ) 3.2. Nominal Voltage: 3.7V (average voltage at 0.2C discharge) 3.3. Charging Voltage: 4.20 0.05V 3.4. Max. Charging Current: 1300mA 3.5. Charging Method: constant current constant voltage Standard Charge: 650mA (constant current) charge to 4.20V, then 4.2V (constant voltage) for 3.5hr or 26mA(0.02C) cut off Quick Charge: 1300mA(constant current) charge to 4.20V, then 4.2V (constant voltage) for 3.0hr or 26mA (0.02C) cut off 3.6. Max. Continuous Discharge Current: 2000mA 3.7. Discharge Cut-off Voltage: 2.75V 3.8. Battery Dimensions (Refer to the attached drawing) Thickness: 5.00.2 Measured with weighing 300gf at 25 2 Width: 371 Measured with weighing 300gf at 25 2 Length: 60 1 3.9.Battery Weight: 251g 3.10. Operating Temperature Discharge: -20 ~ +60 Charging: 0 ~ +45 Storage in a 50% charged state Temperature range Duration Typ. Capacity recovery