Product Description
The CR2025 lithium coin cell is a compact 3V battery designed for low-power electronic devices that require long-term, stable energy output. With a nominal capacity of 160 mAh and a low self-discharge profile, this battery delivers consistent performance over extended periods, even after long storage.
Built with a stable lithium chemistry, the CR2025 provides an open-circuit voltage of ≥3.20 V and supports continuous discharge under a standard 15 kΩ load. Its lightweight design, weighing only 2.5 g per cell, makes it ideal for space-constrained applications. The battery maintains reliable discharge characteristics across a wide operating temperature range from -20°C to 60°C, ensuring dependable performance in both indoor and outdoor environments.
Key Features
Stable 3V Output: A nominal 3V ensures reliable, predictable power delivery for sensitive electronic circuits.
Long Discharge Duration: Delivers up to 840 hours of continuous discharge under a 15 kΩ load at 20–25°C with a 2.0V cut-off voltage.
Excellent Storage Performance: After 12 months of storage, the battery still provides approximately 790 hours of discharge time under standard test conditions.
Low Internal Resistance Design: Supports an instantaneous short-circuit current of ≥250 mA within 0.5 seconds, suitable for short pulse demands.
Wide Operating Temperature Range: Operates reliably from -20°C to 60°C, ensuring stable performance in diverse environments.
Ultra-Lightweight Coin Cell: Weighing only 2.5 g per cell, it is ideal for compact and weight-sensitive device designs.
Application Areas
CR2025 batteries are commonly used in low-power, long-life electronic products, including:
Remote controls and key fobs
Wearable devices and fitness trackers
Medical devices and portable monitors
Smart sensors and IoT terminals
Calculators and electronic toys
Memory backup for electronic modules
Storage conditions
| Storage Condition | Condition | Characteristic Value |
| Discharge Time After High-Temperature Storage | Store at 60±3℃ for 20 days, then continuously discharge to a cut-off voltage of 2.0V under a 15KΩ load at 20~25℃ | Standard Value: 790 h |
| Self-Discharge Rate | Store under normal temperature and humidity conditions for 12 months | Not more than 5% |

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