SPIDER Automation BAK NMC 18650 Lithium-Ion Battery Cell | 3.6V & 3350mAh | 3C Max Discharge & 1C Max Charging
Description
The SPIDER Automation BAK NMC 18650 Lithium-Ion Battery Cell is a compact cylindrical rechargeable battery cell designed for applications requiring a 3.6V nominal voltage and high capacity. The cell provides a 3350mAh nominal capacity with a 3250mAh minimum capacity based on the supplied standard charge and discharge specification.
The cell supports a maximum charging current of 1C and a maximum discharge current of 3C under the specified 25°C conditions. The supplied specification notes that these current values are not intended for cycle-life evaluation.
The battery has a specified 2.50V discharge cut-off voltage and an internal resistance of ≤35mΩ. The internal resistance specification is based on AC impedance measurement at 1000Hz, providing a defined electrical characteristic for battery-system selection.
The cell uses a cylindrical 18650 format with a flat-top configuration and a specified weight of ≤49g. Its compact form factor and supplied electrical characteristics make it suitable for compatible custom battery packs, portable electronics, power systems and other rechargeable lithium-ion applications.
Key Features
- 3350mAh Nominal Capacity: Provides the specified rated capacity under the supplied standard charge and discharge conditions.
- 3250mAh Minimum Capacity: Defines the minimum specified capacity under the stated standard charge and discharge conditions.
- 3.6V Nominal Voltage: Provides the specified nominal operating voltage for compatible lithium-ion systems.
- 1C Maximum Charging Current: Defines the maximum specified charging current at 25°C, with the supplied specification noting it is not for cycle-life evaluation.
- 3C Maximum Discharge Current: Defines the maximum specified discharge current at 25°C, with the supplied specification noting it is not for cycle-life evaluation.
- 2.50V Discharge Cut-Off Voltage: Defines the supplied lower discharge-voltage limit.
- ≤35mΩ Internal Resistance: Specifies the maximum internal resistance based on AC impedance measurement at 1000Hz.
- Cylindrical 18650 Format: Provides a compact standardized cylindrical battery-cell format.
- Flat-Top Configuration: Suitable for compatible devices and battery-pack assemblies requiring a flat-top cell.
- High Energy Density: The supplied product information identifies high energy density as a cell characteristic.
- Good Consistency: The supplied information identifies good consistency across capacity, resistance, voltage and platform-time characteristics.
- Low Self-Discharge: The supplied product information identifies low self-discharge as a characteristic.
Benefits
- High Capacity: The 3350mAh nominal capacity provides substantial stored energy for compatible rechargeable applications.
- Defined Charging Performance: The specified 1C maximum charging current provides a clear charging parameter for system design.
- Defined Discharge Capability: The specified 3C maximum discharge current provides a defined discharge parameter for compatible applications.
- Controlled Discharge Limit: The 2.50V discharge cut-off voltage provides a defined lower voltage limit for the cell.
- Defined Electrical Characteristic: The ≤35mΩ internal resistance specification provides a measurable parameter for cell selection and system design.
- Compact Cell Format: The cylindrical 18650 form factor supports integration into compatible battery packs and electronic equipment.
Applications
- Custom Battery Packs: Suitable for compatible rechargeable lithium-ion battery-pack assemblies.
- Portable Electronics: Can be integrated into compatible portable electronic equipment requiring an 18650 cell.
- Power Banks: Suitable for compatible rechargeable portable power systems.
- Battery Modules: Suitable for compatible battery-module designs using cylindrical lithium-ion cells.
- Electronic Equipment: Provides rechargeable power for compatible electronic systems.
- Power Systems: Can be integrated into compatible battery-powered electrical systems according to their specified requirements.
- Other Compatible Applications: Suitable for systems requiring the supplied voltage, capacity, charging and discharge characteristics.
Package Includes
- 1 × BAK NMC 18650 3350mAh (3C) Lithium-Ion 3.6V Battery
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | BAK |
| Model | 18650 |
| Battery Chemistry | NMC Lithium-Ion |
| Battery Type | Lithium-Ion Battery |
| Cell Format | Cylindrical 18650 |
| Terminal Configuration | Flat Top |
| Nominal Capacity | 3350mAh |
| Minimum Capacity | 3250mAh |
| Nominal Voltage | 3.6V |
| Discharge Cut-Off Voltage | 2.50V |
| Maximum Charging Current | 1C (25°C, not for cycle life) |
| Maximum Discharge Current | 3C (25°C, not for cycle life) |
| Internal Resistance | ≤35mΩ (AC Impedance, 1000Hz) |
| Weight | ≤49g |
| Shipping Weight | 0.047 kg |
| Shipping Dimensions | 7 × 3 × 3 cm |
Installation & Usage Notes
- Verify Electrical Requirements: Confirm that the cell voltage, capacity, charging and discharge characteristics are suitable for the intended battery system before integration.
- Charging Current: Do not exceed the specified 1C maximum charging-current rating under the stated operating conditions.
- Discharge Current: System design should account for the specified 3C maximum discharge-current rating under the stated operating conditions.
- Discharge Cut-Off: The supplied specification identifies 2.50V as the discharge cut-off voltage.
- Battery-Pack Integration: Cell assembly and battery-pack integration should follow appropriate lithium-ion battery handling and system-design practices.
- Follow Datasheet Guidance: Refer to the manufacturer datasheet for detailed charging, safety, handling and performance requirements.
