902045 3.7V 800mAh Lithium Polymer Pouch Cell Battery 2.96Wh for Music Equipment Headset Digital Devices
902045 3.7V 800mAh Lithium Polymer Pouch Cell
Compact 2.96Wh power for music equipment, headsets and portable digital devices.
This 902045 lithium polymer pouch cell provides a nominal voltage of 3.7V with a dependable 800mAh capacity (2.96Wh) in an ultra-slim, lightweight form. It is designed for OEMs and brands producing wireless headsets, music equipment and portable digital products that require stable power delivery, long standby time and consistent quality in high-volume production.
Key Features
- Slim, compact pouch design: 800mAh / 2.96Wh without adding bulk to your product
- Stable 3.7V discharge platform with low self-discharge for long standby
- Long cycle life: 500+ charge/discharge cycles at 80% depth of discharge
- Lightweight and space-saving, ideal for wearable audio and music gear
- No memory effect and wide operating temperature range
- Customized capacity, lead wires, connectors and protection circuit (PCB/PCM) available
Parameter Specification
| Parameter | Specification |
|---|---|
| Cell Type | Lithium Polymer (LiPo) Pouch Cell |
| Model Number | 902045 (HYS) |
| Nominal Voltage | 3.7V |
| Charging Voltage | 4.2V |
| Cut-off Voltage | 2.75V |
| Nominal Capacity | 800mAh |
| Energy | 2.96Wh |
| Standard Charge Current | 0.5C (400mA) |
| Max. Charge Current | 1C (800mA) |
| Standard Discharge Current | 0.5C (400mA) |
| Max. Continuous Discharge Current | 1C (800mA) |
| Internal Resistance | Less than or equal to 80mOhm |
| Cycle Life | 500+ cycles (80% capacity retention) |
| Operating Temperature | Charge: 0 to 45 deg C; Discharge: -20 to 60 deg C |
| Approx. Dimensions (L x W x T) | 45.0 x 20.0 x 9.0 mm |
| Certification | CE, RoHS, UN38.3, MSDS |
Applications
Ideal for wireless headsets and headphones, music equipment (electronic instruments, mixers, portable audio gear), Bluetooth earphones, smart wearables, handheld game consoles and other portable digital products.
Quality Assurance
Each cell is 100% tested for capacity, voltage and internal resistance before shipment, and packed with anti-static protection to ensure it arrives in perfect condition. Full documentation including MSDS, UN38.3 test report and transport certificates is available on request.
OEM / ODM Service
We support customized capacity, dimensions, lead wires, connectors and protection circuit boards (PCB/PCM), as well as custom logo and retail packaging for your brand.
Contact us today for free samples, technical datasheets and volume pricing.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.