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Pouch Type Cells Lifepo4 Rechargeable Battery 3.2V 5Ah High Discharge Rate 35C

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Pouch Type Cells Lifepo4 Rechargeable Battery 3.2V 5Ah High Discharge Rate 35C

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Brand Name :	Topband
Model Number :	TB-Cell_R001L_1056130_5.0Ah_LFP
Certification :	ISO9001, ISO14001, MSDS
Price :	Negotiable
Payment Terms :	L/C, T/T
Supply Ability :	450Mwh/year
Delivery Time :	4-7 days for stock samples; 35-45 days for mass production

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Pouch Type Cells Lifepo4 Rechargeable Battery 3.2V 5Ah High Discharge Rate 35C

High Discharge Rate 35C Rechargeable Pouch Lifepo4 Cells 3.2V 5Ah lifepo4 battery cell

long life & deep single Lifepo4 cells
High Discharge Rate: 35C Max. constant
High Quality and good performance
Rechargeable Pouch Lifepo4 cells
Customized size Lifepo4 cells is available

1.General

This specification describes the technique standards, test methods and precaution notes of rechargeable pouch LiFePO4 cell, manufactured by SHENZHEN TOPBAND BATTERY CO.,LTD.

2. Specification

No	Item	Specification	Remark
3.1	Nominal capacity	5000mAh	25±2℃ 0.5C Discharge capacity
3.2	Min capacity	4800mAh	25±2℃ 0.5C Discharge capacity
3.3	Nominal voltage	3.2V
3.4	Charge cut-off voltage	3.65V
3.5	Charge current	Standard charge:0.5C (2.5A)
3.5	Charge current	Fast charge:1.0C (5.0A)
3.6	Charge time	Standard charge:3 hours (Ref.)
3.6	Charge time	Fast charge:2 hours (Ref.)
3.7	Max charge current	5C (25A)
3.8	Continuous discharge current	35C (175A)
3.9	Max discharge current	70C (350A)	≤10S
3.10	Discharge cut-off voltage	2.0V
3.11	Internal impedance	≤3.0mΩ
3.12	Weight	About 150g
3.13	Dimension	Thickness:10.6mm Max
		Width:57.5mm Max
		Length:132.0mm Max
3.14	Operating temperature	Charging temperature:5～45℃ Discharging temperature:-20～60℃
3.15	Storage temperature	-10～30℃
3.16	Appearance	No break,scratch,distortion,contamination,leakage.

3 Electrical Characteristics

No	Item	Criteria	Testing method
5.1	1C discharge performance	Retention capacity≥95%	Charge the cell at method 4.2 at Normal temperature; discharge it at 1C to cut-off voltage(Initial temperature )；And then charge it at method 4.2 , discharge it at 1C to the cut-off voltage again.
5.2	30C continuous discharge capacity at normal temperature	Retention capacity ≥85%,Surface temperature ≤70℃	Rested the cell at least 1h after it is full charged at 25℃±5℃,then discharge it at 30C to the cut-off voltage 2.0V.
5.3	Large current performance at normal temperature	Load voltage within 10S≥2.05V	Rest the cell at least 1h after it is full charged at 25℃±5℃,then test it according to the requirements:Discharge current =60C 10S,Load voltage within 10S ≥2.05V
5.4	20C Continuous discharge current performance at low temperature (0℃)	Voltage at 5S≥2.5v Voltage at 90S≥1.8V	Freeze the battery module for 10h at 0℃ until it is full charged, then discharged it at required current =20C；until the voltage 1.8V, voltage at 5S ≥2.5V, voltage at 90S≥1.8V
5.5	20C Continuous discharge current performance at low temperature (-18℃)	Voltage at 10S≥1.8V	Freeze the battery module for 20h at -18℃ until it is full charged, then discharged it at required current =20C；until the voltage 1.8V, voltage at 10S ≥1.8V
5.6	Discharge capacity at high temperature	Retention capacity ≥95%	Charge the cell at method 4.2；Discharge at 1C to the cut-off voltage；Charge the cell at method 4.2；store the cell at 55℃±2℃ for 5h,then discharge at 1C to the cut-off voltage at 55℃±2℃.
5.7	Cycle life at normal temperature	≥2000 times	Charge the cell at 0.5C constant current and constant voltage at 25℃±5℃ to voltage 3.65V,current ≤0.03C, store it for 30min,then discharge it at constant current at 1.0C to the cut-off voltage 2.0V. Do the test until the capacity≤80% for 3 times. Cycle life≥2000times.
5.8	SOC at normal temperature	Residual capacity ≥95% of initial capacity；remain capacity≥ 98% of initial capacity	Charge the cell at method 4.2；discharge it at 1C to the cut-off voltage(Initial capacity)；Charge the cell at method 4.2；store it at 25℃±2℃ for 28 days；then discharge it at 1C to the cut-off voltage(Residual capacity); Charge the cell at method 4.2, discharge it at 1C to the cut-off voltage (Remain voltage).
5.9	SOC at high temperature	Residual capacity ≥90% of initial capacity；remain capacity≥ 95% of initial capacity	Charge the cell at method 4.2；discharge it at 1C to the cut-off voltage(Initial capacity)；Charge the cell at method 4.2；store it at 55℃±2℃ for 7 days；then discharge it at 1C to the cut-off voltage(Residual capacity); Charge the cell at method 4.2, discharge it at 1C to the cut-off voltage (Remain voltage).

4. Dimension of Rechargeable Pouch Lifepo4 cells 3.2V 5Ah

Pouch Type Cells Lifepo4 Rechargeable Battery 3.2V 5Ah High Discharge Rate 35C

5.Shipment

The Cell shall be shipped by insulated packaging and in voltage range of 3.20~3.40 V, and 50% SOC, or in accordance with customers’ requirement. The remaining capacity before charging shall depends on the storage time and conditions. To ensure the cells in a good transport environment is necessary.

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