LPP 553048 8TH Rechargeable Lithium-Polymer Data Sheet1 Type Designation Type Number System 553048 8TH 56489 Li-Ion UL Recognition UL1642 Nominal Voltage [V] Typical capacity [mAh] Minimum capacity C [mAh] 3.7 (average) 950 (at C/5 from 4.2 V to 2.85 V at 20°C) 900 (at C/5 from 4.2 V to 2.85 V at 20°C) Dimensions [mm] Length (l) Width (w) Height (h) Max.48.0 (without Tabs) Max.30.0 Max.5.5 Weight, approx. [g] 18 Charging Method Charge Voltage [V] Initial charge current [mA] Constant current + Constant voltage 4.20 (+/- 50 mV) Standard Charge: 475 Rapid Charge: 950 Charging cut-off ( a) or b)) a) by time [h] 1 b) by min. current [mA] Standard Charge: 3 Rapid Charge: 2.5 C/50 Discharge cut-off voltage [V] 3.0 Max. Continuous Discharge Current [mA] 1800 Operating temperature [°C] Charge: Discharge: Storage Temperature 1 year at -20 to +35°C 3 month at -20 to +45°C 1 month at -20 to +60°C Impedance initial [mΩ] <50 @ 1kHz Life expectancy C/2, 20°C [Cycles] 500 cycles >70% of initial capacity Prior to use read Handling Precaution and Prohibitions for VARTA Li-Ion Batteries Subject to change without prior notice ! 0 to 45 -20 to 60 VARTA Microbattery GmbH Daimlerstr. 1, D-73479 Ellwangen, Germany Tel: (+49)7961-921-0; Fax: (+49)7961-921-553 Date of Issue: 18.12.2007/rk