Technical data sheet for the Sanyo NCR20700B portable rechargeable battery, detailing specifications, charging methods, and performance characteristics.
This document is a technical datasheet for the Sanyo NCR20700B, a portable rechargeable lithium-ion battery produced by the Automotive & Industrial Systems Company of Panasonic Group. It provides essential electrical and mechanical specifications including rated capacity, nominal voltage, and physical dimensions.
The text details charging parameters using CC-CV methods and outlines discharge characteristics under various current loads (4A to 20A) and temperature conditions ranging from -20°C to +60°C. Performance graphs illustrate capacity retention over time and cycle life. This manual is written in Japanese.
| Rated Capacity (1) | 4000mAh |
|---|---|
| Capacity (2) | Minimum 4050mAh, Typical 4250mAh |
| Nominal Voltage | 3.6V |
| Charging Method | CC-CV |
| Charge Voltage | 4.20V |
| Standard Charge Current | 2000mA |
| Standard Charge Time | 180min. |
| Max Weight | 63.0g |
| Charge Temperature Range | 10 to +45 °C |
| Discharge Temperature Range | -20 to +60 °C |
| Storage Temperature Range | -20 to +50 °C |
| Volumetric Energy Density | 659 Wh/l |
| Gravimetric Energy Density | 224 Wh/kg |
The battery can be discharged between -20°C and +60°C.
The nominal voltage for this battery is 3.6V.
The maximum height, diameter, and tube diameter are 70.3mm, 20.35mm, and 10.5mm respectively.
The standard charging current is 2000mA.