Overview
The CR2032 battery, produced by Bright Way Group, is a coin-type lithium battery widely used in various electronic devices. This battery is part of the standard CR2032 series, which is known for its compact size, long shelf life, and reliable performance. The CR2032 is a popular choice for powering small electronics due to its high energy density and stable voltage output.
Key Specifications
| Property Name | Property Value |
|---|---|
| Nominal Voltage (V) | 3.0 |
| Nominal Capacity (mAh) | 210-235 |
| Continuous Standard Drain (mA) | 0.2 |
| Maximum Pulse Discharge Current (A) | - |
| Diameter (mm) | 20.0 |
| Height (mm) | 3.2 |
| Weight (approx.) (g) | 3.0-3.2 |
| Operating Temperature (℃) | -30 to 60 |
| Chemical System | Lithium / Manganese Dioxide (Li/MnO2) |
| Self Discharge | ~1% / year |
Key Features
- High Energy Density: The CR2032 battery offers a high energy density, providing a reliable power source for small electronic devices.
- Stable Voltage Output: Maintains a stable voltage of 3.0V, ensuring consistent performance in various applications.
- Long Shelf Life: With a shelf life of 8-10 years, these batteries are ideal for devices that are not frequently used.
- Wide Operating Temperature Range: Operates effectively in temperatures ranging from -30°C to 60°C, making it suitable for use in diverse environments.
- Compact Size: The coin-shaped design with a diameter of 20mm and height of 3.2mm makes it perfect for small devices.
- Low Self Discharge: The battery has a low self-discharge rate of approximately 1% per year, ensuring it remains ready for use over an extended period.
Applications
- Watches and Fitness Trackers: Commonly used in timepieces and fitness trackers due to their compact size and reliable power output.
- Key Fobs and Remote Controls: Powers keyless entry systems, remote controls, and other small remote devices.
- Calculators and Small Electronics: Used in calculators, thermometers, and other small electronic devices that require a stable power source.
- Medical Devices: Found in some medical devices such as glucose meters and insulin pumps.
- Security Systems: Used in security systems, including alarm systems and access control devices.
Q & A
- What is the nominal voltage of the CR2032 battery?
The nominal voltage of the CR2032 battery is 3.0 volts.
- What is the typical capacity of the CR2032 battery?
The typical capacity of the CR2032 battery is between 210-235 mAh.
- What are the dimensions of the CR2032 battery?
The CR2032 battery has a diameter of 20mm and a height of 3.2mm.
- What is the operating temperature range of the CR2032 battery?
The operating temperature range of the CR2032 battery is from -30°C to 60°C.
- Can the CR2032 battery be recharged?
No, the CR2032 battery is a primary battery and cannot be recharged.
- What is the shelf life of the CR2032 battery?
The shelf life of the CR2032 battery is typically 8-10 years.
- What are some common applications of the CR2032 battery?
Common applications include watches, key fobs, remote controls, calculators, and small electronic devices.
- What is the chemical system used in the CR2032 battery?
The CR2032 battery uses a Lithium / Manganese Dioxide (Li/MnO2) chemical system.
- How does the CR2032 battery handle pulse discharge?
The CR2032 battery can handle pulse discharge, with specific characteristics detailed in the datasheet, such as a pulse drain of 6.8 mA @ 2.7V for a 2-second pulse every 12 times a day.
- What safety precautions should be taken when using the CR2032 battery?
It is important to keep the battery out of reach of children, and battery compartments should be designed to prevent accidental removal and ingestion. Also, ensure proper circuit design to prevent charging from the main power source or other batteries.
