Specifications

-SAMSUNG SDI Confidential Proprietary –
Model INR18650-15L Version No. 3.21 Sang-Uck Kim
- 2/17 -
1. Scope
This product specification has been prepared to specify the rechargeable lithium-ion cell
('cell') to be supplied to the customer by Samsung SDI Co., Ltd.
2. Description and model
2.1 Description lithium-ion rechargeable cell
2.2 Model INR18650-15L
3. Nominal Specifications
Item Specification
3.1 Nominal discharge capacity
1,500mAh
(standard charge /0.2C discharge, 2.5V cut-off)
3.2 Minimum capacity 1,450mAh (1C disch., 2.5V discharge)
3.3 Charging voltage 4.2 ± 0.05 V
3.4 Nominal voltage 3.6V
3.5 Charging method
CC-
CV
(100mA cut-off)
3.6 Charging current
Standard charge: 0.5C
Rapid charge: 4A
3.7 Charging time
Standard charge : 150min
Rapid charge: 40min (at 25 )℃
3.8 Max. discharge current
(continuous)
18A (at 25℃), 60% at 250cycle
3.9 Discharge cut-off voltage 2.5V
3.10 Cell weight 43.0g max
3.11 Cell dimension
Height : 64.85 ± 0.15mm
Diameter : 18.15 ± 0.10mm
3.12 Operating temperature
(surface temperature)
Charge : 0 to 50℃
(recommended recharge release < 45℃)
Discharge: -20 to 75℃
(recommended re-discharge release < 60 )℃
3.13 Storage temperature
1 year: -20~25 (1*)℃
3 months: -30~45 (1*)℃
1 months: -30~60 (1*)℃
Note (1): If the cell is kept as ex-factory status (50% of charge),
the capacity recovery rate is more than 90% of standard discharge capacity.