Introduction
The 3.7V 35mAh Lithium-Ion Polymer Battery is an ultra-miniature rechargeable lithium polymer battery, suitable for small electronic products such as Bluetooth devices, wearable electronics, and miniature smart sensors.
Parameter
|
Items |
Specifications |
|
Batteries |
3.7v 35mah lipo battery |
|
Charge voltage |
4.2V |
|
Nominal voltage |
3.7V |
|
Nominal capacity |
1000mAh 0.2C Discharge |
|
Charge current |
Standard Charging: 0.5C Rapid charge: 1.0C |
|
Standard Charging Method |
0.5C CC(constant current)charge to 4.2V, then CV (constant voltage 4.2V) charge till charge current decline to ≤0.05C |
|
Charging time |
Standard Charging: 2.75hours(Ref.) Rapid charge: 2hours(Ref.) |
|
Max. charge current |
1.0C |
|
Max. discharge current |
1.0C |
|
Discharge cut-off voltage |
2.75V(0.2C) |
|
Operating temperature |
Charging: 0 °C ~45 °C Discharging:0 °C ~45 °Carging: 0 °C ~45 °C |
|
Discharging: Storage temperature0 °C ~45 °C |
-10°C~ +45 °C |
|
Dimension |
Length: 50±2mm (not including tabs) Width: 20±0.5mm Thickness:10±0.2mm |
|
Drop Test |
The cell is to be dropped from a height of meters twice onto concrete ground. No fire, no leakage |
|
Cycle time |
≥300times |
Features of Lithium Ion Polymer Battery 3.7 V 35mah
Ultra-Thin Micro-Structure Adaptability
Utilizing aluminum-plastic film pouch packaging technology, the battery features a thickness of approximately 1.0–2.0 mm, allowing it to be seamlessly embedded into miniature devices such as earphones, smart bands, and sensors.
Stable 3.7V Output
The 3.7V 35mAh Lithium-Ion Polymer Battery maintains a stable 3.7V standard voltage platform, ensuring smooth discharge performance and minimizing instances of device restarts or signal anomalies.
Low Internal Resistance & Rapid Discharge
With an internal resistance of approximately 150–180 mΩ, the battery is capable of supporting power-intensive requirements such as Bluetooth connectivity and short-duration, high-current startup surges.
High Batch Consistency
Capacity and voltage deviations are strictly controlled within ±5%, making the battery ideally suited for consistent assembly in devices that utilize multiple battery units.
Customization
|
Item |
Customization Details |
|
Dimensions |
Length, width, and thickness can be adjusted according to internal device space requirements |
|
Capacity & Voltage |
Supports fine-tuning of capacity and customized voltage configurations |
|
Connection Method |
Customizable lead length, terminal type, and connector structure |
|
Protection Board (BMS) |
Can integrate different BMS solutions for overcharge, over-discharge, and short-circuit protection |
FAQ
Q: What is the working principle of the 3.7V 35mAh Lithium-ion Polymer Battery?
A: The 3.7V 35mAh Lithium-ion Polymer Battery achieves charge-discharge cycles by utilizing the intercalation and de-intercalation of lithium ions between the positive and negative electrodes, thereby providing a stable power output.
Q: Which devices is it suitable for?
A: It is suitable for use in power supply systems for Bluetooth headsets, smart wristbands, medical sensors, and various miniature electronic products.
Q: What is the Minimum Order Quantity (MOQ)?
A: We support OEM bulk purchasing; the MOQ is flexibly adjusted based on specific customization requirements.
Q: What is the lead time?
A: The lead time for standard orders is approximately 7–15 days; for customized products, the lead time is determined based on the specific project plan.
Q: How is it packaged?
A: The 3.7V 35mAh Lithium-ion Polymer Battery utilizes anti-static compartmentalized packaging to prevent short circuits or damage during transportation.
Q: Is it available for export?
A: It complies with UN38.3 transportation standards and is approved for both international air and sea freight.
Q: How is it installed?
A: The 3.7V 35mAh Lithium-ion Polymer Battery is integrated into the device's mainboard via lead wire soldering or connector attachment.
Q: What is the charging method?
A: It utilizes a Constant Voltage, Constant Current (CV/CC) charging method to prevent overcharging and potential damage to the battery cell.
Q: How should it be stored?
A: To maximize its lifespan, it should be stored in a cool, dry environment at a partial charge (approximately 50% capacity).
Q: Are samples available?
A: We support the provision of small-batch samples for testing and validation purposes.
Certificate
Certified with ISO9001, UL, KC, CCC, and RoHS certifications, meeting international quality and safety standards.
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