Shenzhen Jianheng Technology Co., Ltd.
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Product Name
OiD553436N640 Rechargeable Lithium-ion Polymer Battery
Advantages
Specifications
| Parameter | Value |
| Nominal Voltage | 3.7V |
| Typical Capacity | 640mAh (0.2C discharge) |
| Minimal Capacity | ≥620mAh |
| Charging Voltage | 4.2V |
| Discharge Cut-off Voltage | 3.0V |
| Standard Charging Current | 0.2C (128mA) |
| Max Charging Current | 1.0C (640mA) at 20°C–45°C |
| Max Discharge Current | 1.0C (640mA) at 25°C–60°C |
| Battery Impedance | ≤160mΩ |
| Weight | Approx. 13.0g |
| Shipment Voltage | 3.90±0.05V |
Cycle Life
| Condition | Performance |
| 500 cycles (0.2C, 23±2°C) | Capacity retention ≥80% |
| 28-day storage (20±5°C, 50% SOC) | Capacity recovery ≥85% |
Discharge Curve
Operating Temperature Range
| Mode | Temperature Range | Current Limit |
| Charging | 0°C to 45°C | 0.2C (0°C–10°C) |
| 0.5C (10°C–20°C) | ||
| 1.0C (20°C–45°C) | ||
| Discharging | -20°C to 60°C | 0.2C (-20°C–0°C) |
| 0.5C (0°C–25°C) | ||
| 1.0C (25°C–60°C) |
Certifications
Key Features
Applications
Usage Warnings & Precautions
Storage Guidelines
| Temperature | Duration | Capacity Retention |
| -10°C to 25°C | 12 months (50% SOC) | ≥85% |
| -10°C to 45°C | 6 months (50% SOC) | ≥85% |
Warranty & Disclaimer