Datasheet

-EVE Energy CO., LTD Confidential Proprietary-
Model
INR18650/33V
Spec. No.
RD-EVE INR18650/33V-S122-LF
Version No.
A
3 / 14
measured with discharge current of 620mA and cut-off voltage of 2.50V at 25° C after the
standard charge.
Minimum Discharge Capacity ≥ 3100mAh
(Referring IEC61960-2011 Standard)
7.4 Initial Internal Impedance
Initial Internal Impedance is measured at AC 1kHz at shipping SOC.
Initial Internal Impedance ≤ 30mΩ
7.5 Discharge Rate Capabilities
Discharge capacity is measured with the various currents in the following table and 2.50V
cut-off after the standard charge.
Item
Discharge Condition
Current
620mA
3100mA
9300mA
Rate
0.2C
1.0C
3.0C
Relative Capacity
100%
≥90%
≥90%
Note: Relative capacity is divided by the discharge capacity of 620mA.
7.6 Temperature dependence of discharge capacity
Capacity comparison at each temperature, measured after storage at the test
environment according to the below table with discharge constant current 620mA (0.2C)
and 2.50V cut-off after the standard charge at 25°C.
Item
Discharge Temperature
Temperature
-20°C
25°C
55° C
Storage Time
4h
4h
4h
Relative Capacity
≥70%
100%
≥90%
Note: Relative capacity is divided by the 620mA discharge capacity at 25°C.
7.7 Cycle Life
Charge: 0.5C (1550mA), 4.20V, 155mA cut-off.