byd lithium lifepo4 battery 3.2v 21.7ah SF9890M3B pouch battery cell

Item

Specifications

Remark

Chemical

LiFePO4

Dimension

224(mm)*9.8(mm)*90.25(mm)

25%SOC

Tab width

15±0.1mm

Tab distance

30±1mm

Positive tab (aluminum) thickness

0.2±0.01mm

Negative tab (nickel plated copper) thickness

0.15±0.01mm

Weight

0.39kg

Capacity

≥21.7Ah

2.7~3.65V,0.5C/0.2C, @RT

Nominal voltage

3.2V

At 25℃

Operating voltage range

2.5-3.65V

At 25℃

Outgoing voltage

3.275~3.3V

At 25℃

Outgoing SOC

25%

ACIR

≤1.8mΩ

25±3℃,1kHz

Standard charging current

0.2C

At 25℃

Max. continuous charging current

1C

At 25℃, ≤60%SOC

Standard discharging current

0.2C

At 25℃

Max. continuous discharging current

1C

At 25℃

Operating temperature range(charge)

-20~60℃

Ambient Temperature

Operating temperature range(discharge)

-20~60℃

Ambient Temperature

Cycle life

≥2500cls@80%SOH

0.5C/1.0C @25℃

≥1200cls@80%SOH

0.5C/1.0C @45℃