Aug. 2004 Cell Type UR18650F Specifications Nominal Capacity Nominal Voltage Min.2300m Ah 3.7V Constant Current -Constant Voltage 4.2V Std. 2300mA 2.5hrs. 0 ～+40 ℃ -20 ～+60 ℃ -20 ～+50 ℃ 44.5g Charging Method Charging Voltage Charging Current Charging Time Ambient Temperature Charge Discharge Storage Weight (Max.) Dimensions (Max.) Dimensions(Typ.) of Bare Cell H 64.7 mm D 18.05 mm d 9.0 mm Discharge rate characteristics 510Wh/l 191Wh/kg 4.5 Discharge:CC:Variable Current(E.V.:2.5V) Charge:CC-CV:2.3A-4.2V(3hrs. cut) Charge:CC-CV:2.3A-4.2V(3hrs. cut) Discharge:CC:2.3A(E.V.:2.5V) 4.0 Cell Voltage / V Cell Voltage / V 64.80mm Discharge temperature characteristics Temp.:20℃ 4.0 3.5 3.0 0.2CA(=0.46A) 0.5CA(=1.15A) 1.0CA(=2.30A) 2.0CA(=4.60A) 2.5 0 400 800 1200 1600 2000 2400 Discharge Capacity / mAh 2.0 2800 Charge:CC-CV:2.3A-4.2V(46mA. cut) Capacity 2800 3.5 2100 3.0 2.0 40℃ 20℃ 0℃ Current 0 60 120 Charge Time / min 180 240 1400 700 0 Current / mA Cell Voltage 2500 Capacity / mAh Discharge Capacity / mAh 3500 2.5 3.0 40℃ 20℃ 0℃ -10℃ -20℃ 0 400 800 1200 1600 2000 Discharge Capacity / mAh 2400 2800 Cycle characteristics 4.5 4.0 3.5 2.5 Charge characteristics Cell Voltage / V (H) Maximum size without tube *When designing a battery pack, get the precise information on a cell battery drawing Typical Characteristics 2.0 18.10mm Volumetric Energy Density Gravimetric Energy Density Discharged State after Assembling 4.5 (D) Temp.:20℃ Charge:CC-CV:1.6A-4.2V(4hrs. cut) Discharge:CC:2.3A(E.V.:2.75V) 2800 2000 2100 1500 1400 1000 700 500 0 0 100 200 300 Number of Cycle 400 500