L502248 Cellevia

Specification Approval sheet Specification Approval Sheet Name Polymer Lithium-Ion Battery Model CELLEVIA BATTERIES LP502248 SPEC 3.7V/ 450mAh Number: 502248 Specification Modification Records Modification Descriptions Issued Date Approved By Time Release 1 2016-03-09 Content 1.Scope: This specification describes the Product Specification of chargeable Polymer Lithium-Ion Battery produced by CELLEVIA BATTERIES Any copies are invalid without our compan ys approval Page 1 of 9 Specification Approval sheet 2.Model : CELLEVIA BATTERIES LP502248 3.Cell parameters Index: 3.1 Single cell parameters No. Item Spec Note 1 Model 502248 / 450mAh Number Charge 2 4.2V Limited Voltage Nominal Cell Voltage between 3.6V ~3.9V before 3 3.7V Voltage shipping Nominal Capacity refer to the capacity Nominal 450mAh 0.2C of 0.2C discharge with 2.75V cut-off 4 Capacity voltage, after charging with standard Discharge method. One cycle refer to one charge period and then one discharge period. Test condition: Charge: 0.2C to 4.2V 5 Cycle Life 300 Times Discharge: 0.2C to 2.75V The cycle life is the cycle times when the discharge capacity is about 80% of the rated capacity. After standard charging, storied at Self-discharge 6 Residual Capacity>90% 25C0.5C for 30 days, then measure the capacity as item 4. Typical: 78m After standard charging, measure the 7 Impedance internal resistance with AC1KHz Max. Charge 8 1C Current Max. Discharge 9 1C Current Discharge 10 Cut-off 2.75V Voltage Cells must be storied at 3.6V-3.9V. During long period storage, cells should Operating be maintained every 90 days. The Discharge:-10C ~ +55C 11 method is to do a charge-discharge Temperature Charge: 0 C ~ +43C cycle with standard method, then charge to 3.73.9V. Storage -20 C ~+45C 12 Temperature 13 Cell Weight Approx: 9.0g Length48.5mm Max Measured with weighting 300gf at Cell 25C0.5C Not including Tabs 14 Width22.5mm Max Dimension Thickness 5.5mm Max 15 Connector JST SYP-02T-1 + socket 2.54mm*2pins type Page 2 of 9