RECHARGEABLE LITHIUM COIN CELLS STANDARD SPECIFICATIONS ICR IFR Nominal voltage / Chemical system Nominal capacity range Storage temperature Voltage Current normal Temperature at charging DISCHARGE CHARACTERISTICS Temperature at discharging 3.7V / LiCoO 2 21... 87 mah (.2 C Cut off V at 2 C) 4.2 V (Voltage) ±.5 V 2. C (Non-Continuous current) 1. C (Continuous current) -2 C / +6 C > 8% of min. capacity after 5 cycles (.5 C charge,.2 C discharge) 3.2V / LiFePO 4 16... 67 mah (.2 C Cut off V at 2 C) 3.6 V (Voltage) ±.5 V C (Non-Continuous current) 2. C (Continuous current) -2 C / +6 C > 8% of min. capacity after 1 cycles (.5 C charge,.2 C discharge) Voltage/V 3.6 3.4 3.2 2.8 2.6 2.4 2.2 IFR232 Charge Characteristics (.5C CC, 3.6V CV, cut off.2c or 3 hrs).5 1. 1.5 Time/h 2. 1% 32 28 24 2 16 12 8 4 Current/mA energy harvesting customized tabbing smart patches fitness applications 11.218 Preliminary Data: Information and contents in this sheet are for reference purpose only and are subject to change without notice
RECHARGEABLE LITHIUM COIN CELLS Standard Max. Continuous Nominal Discharge Discharge Cell Model Dimensions (mm) Capacity Current Current A B (mah) (ma) (ma) IFR216* 2. 1.6 16 3.2 32. IFR225* 2. 33 6.6 66. IFR232 2. 3.2 4 9. 9. IFR245 2. 4.5 67 13.4 134. ICR216 2. 1.6 21 4.2 21. ICR225* 2. 44 8.8 44. ICR232* 2. 3.2 6 12. 6. ICR245 2. 4.5 87 17.4 87. *Under development Dimensions of a cell model A B Capacity (mah) 1 8 6 4 ICR232 IFR232 2 2 4 6 8 1 Number of Cycles Voltage (V) Voltage (V) 3.7 3.5 3.3 3.1 2.9 2.7 2.3 IFR232 Discharge at Various Temperatures Charge:.5C CC, 3.6V CV,.2C cut-off, 2 C; Store cells at various temperatures for 16-2 hrs, discharge:.2c CC, V cut 2.1 % 2% 4% 6% 8% 1% Capacity % 3.7 3.5 3.3 3.1 2.9 2.7 2.3 IFR232 Discharge at Various C -rates Charge:.5C CC, 3.6V CV,.2C cut-off, 2 C; Discharge: at various C-rates CC, V cut-off, 2 C. 2.1 % 2% 4% 6% 8% 1% Capacity % 4 C 2 C C -2 C.2C.5C 1C 2C Preliminary Data: Information and contents in this sheet are for reference purpose only and are subject to change without notice
3.7 V RECHARGEABLE LITHIUM-ION BUTTON CELL STANDARD SPECIFICATIONS Nominal voltage 3.7V Capacity 4 mah (.2 C Cut off V at 2 C) 4.4 Storage temperature Voltage Current normal Temperature at charging DISCHARGE CHARACTERISTICS 4.2 V (Voltage) ±.5 V Voltage [V] 4.2 4. 3.8 3.6 3.4 3.2 Voltage Capacity Current Charge: 1C (4.2V CCCV, 3h or C/2) Tem p.: 23 C Max. 75% 5% 25% 3.7 V Li-Ion ICR 169 Ø 9.9 ±.1 mm Temperature at discharging 2. C (Non-Continuous current) 1. C (Continuous current) C / +6 C..5 1. 1.5 2. Charge Tim e [h] % H 6.8 ±.1 mm > 8% of min. capacity after 5 cycles (.5 C charge,.5 C discharge) hearables positive contact 5 ICR169 4 Capacity (mah) 3 2 1 1 2 3 4 5 6 Number of Cycles smart pens 12.215
3V RECHARGEABLE LITHIUM COIN CELL FEATURES Low self-discharge rate and long cell life Tabbed customized solutions possible Non-magnetic casing Industrial bulk and Card Unit Blister packaging available UL certified: file MH 142 STANDARD SPECIFICATIONS Chemical system Lithium Manganese Dioxide ( Li / MnO2 ) Nominal Voltage 3 Volt Rated Capacity 3mAh Internal impedance Inital max. 3 Ω (at 23 C / 1 khz) and after 12 month max. 35 Ω Cycle life 5 cycles Standard Discharge Current.2 ma Max. Cont. Discharge Current 8. ma Diameter 2. mm (+ / -.2) Thickness 1.6 mm (+.2 / -.2) Average Weight ~ 1.2 g Temperature Range -2 C to +6 C Self Discharge at 23 C < 1% per year Freshly delivered batteries have a state of charge of ~9% (i.e. 27 mah)
Charge conditions Constant current / Constant voltage Voltage (intermittent charging) 3.25 V CV Voltage (continuous charging) 3.1 V CV Standard charging current.3 ma 1 ma Temperature at charging -2 C +6 C Charge characteristic at 25 C DIS Cut off voltage 2. V Standard discharge current.3 ma 8 ma (continuous); 2 ma (pulse) Temperature during discharge -2 C +6 C Discharge capability 5% of nominal capacity at 8 ma discharge > 5 cycles (2 % depth of discharge) Discharge characteristic at 25 C Number of recharge-cycles 1 Charge / Discharge current.3 ma 1 1 1 5 1 2 3 4 5 75 1 Depth of discharge (%) Charge-discharge-cycle characteristic