原装进口三星29E7 18650锂离子电芯

可提供MSDS UN38.3 RoHS CB  IEC62133

三星29E7电芯参数：

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 Cell (lithium-ion rechargeable cell)
2.2 Model INR18650-29E
2.3 Site Manufactured in China & Korea
3. Nominal Specifications
Item Specification
3.1 Standard Discharge Capacity
Min 2,500mAh
- Charge : 0.33C(825mA), 4.125V, 0.025C(62.5mA) cutoff @RT
- Discharge : 1C(2,500mA), 2.5V cutoff @ RT
* 1C = 2,500mA
3.2 Charging Voltage 4.125V
3.3 Nominal Voltage 3.60V
3.4 Charging Method
CC-CV
(constant voltage with limited current)
3.5 Charging Current rate 0.33C (825mA)
3.6 Discharge Current rate 1C (2,500mA)
3.7 Discharge Cut-off Voltage 2.5V
3.8 Operating Temperature
(Cell Surface Temperature)
Charge : 0 to 45℃
Discharge : -20 to 60℃
3.9 Cycle life
Capacity ≥ 2,000mAh @ after 1000cycles
(80% of the standard discharge Capacity @ RT)
- Charge : 0.33C(825mA), 4.125V, CCCV 62.5mA cut-off @ RT
- Discharge: 1C(2,500mA) , 2.5V cut-off @ RT
3.10 Storage Temperature
1 year : -20~25°C
3 months : -20~45°C
1 month : -20~55°C
3.11 Cell Weight 44.8± 2g
3.12 Cell Dimension
Height: 64.87± 0.13 mm
Diameter: 18.33± 0.07 mm
Note : Item 3.1~3.10 shall follow “7. INR18650-29E Performance Usable Range”