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CR2032

Name: CR2032
Rating: 4.7 (12 reviews)

BATTERY LITHIUM 3V COIN 20MM

メーカー
Mfr。パート #CR2032
パッケージ
データシート CR2032 DataSheet
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仕様

Series	CR2032
Part Status	Active
Battery Chemistry	Lithium Manganese Dioxide
Battery Cell Size	Coin, 20.0mm
Voltage - Rated	3 V
Capacity	260mAh
Size / Dimension	0.79" Dia x 0.13" H (20.0mm x 3.2mm)
Termination Style	Requires Holder

概要

Description

The CR2032 is a widely used lithium coin cell battery, known for its compact size and reliable performance. Measuring 20mm in diameter and 3.2mm in thickness, it is commonly found in various electronic devices, including watches, calculators, computer motherboards, and fitness trackers. The CR2032 operates at a nominal voltage of 3 volts and has a typical capacity ranging from 200 to 250 mAh, depending on the manufacturer.
Due to its stable discharge rate and long shelf life (often up to 10 years), the CR2032 is favored for applications requiring low power consumption. It is important to handle these batteries with care, as they can be harmful if ingested and should be disposed of properly to avoid environmental impact. Overall, the CR2032 is a versatile and essential component in modern electronics.

Features

The CR2032 is a widely used lithium coin cell battery known for its compact size and reliable performance. Key features include:
1. Voltage: Typically provides a nominal voltage of 3 volts.
2. Capacity: Ranges from 220 to 240 mAh, depending on the manufacturer.
3. Size: Measures 20mm in diameter and 3.2mm in thickness.
4. Chemistry: Contains lithium, which offers a long shelf life and stable voltage.
5. Temperature Range: Operates effectively in a wide temperature range, typically from -20°C to +60°C (-4°F to +140°F).
6. Applications: Commonly used in devices like watches, calculators, remote controls, and medical devices.
7. Safety: Generally considered safe, with built-in safeguards against leakage and short-circuiting.
8. Environment: Some models are designed to be less harmful to the environment, with reduced mercury and cadmium content.
These features make the CR2032 a popular choice for low-power applications requiring compact energy sources.

Package

The CR2032 is a coin cell battery, typically cylindrical in shape, measuring 20mm in diameter and 3.2mm in height. It is commonly used in electronic devices such as watches, calculators, and remote controls due to its compact size and reliable power supply.

Pinout

The CR2032 is a lithium coin cell battery with a standard diameter of 20 mm and a thickness of 3.2 mm. It typically has two terminals: the positive terminal (top) and the negative terminal (bottom).
Pin Count and Function:
- Pin Count: 2 pins (Positive and Negative terminals)
- Function: The CR2032 battery provides a nominal voltage of 3 volts, primarily used to power small electronic devices such as watches, calculators, computer motherboards (for real-time clock), and various medical devices.
Its compact size and stable voltage make it a popular choice for backup power solutions, ensuring that devices retain settings and time when unplugged from main power sources.

Manufacturer

The CR2032 is a type of lithium coin cell battery commonly manufactured by various companies, including Panasonic, Sony, Renata (a subsidiary of Swatch Group), and Energizer, among others. These manufacturers are primarily focused on the production of batteries and electronic components.
Panasonic, for instance, is a global electronics manufacturer based in Japan, known for a wide range of products including consumer electronics and batteries. Sony is also a well-known Japanese multinational corporation, primarily recognized for its electronics, gaming, and entertainment sectors. Renata specializes in small batteries, particularly for watches and medical devices, while Energizer is an American company famous for its batteries and portable power solutions.
These companies operate in the electronics and energy sectors, emphasizing innovation and reliability in their battery technologies, catering to consumer electronics, automotive, and various industrial applications.

Application

The CR2032 battery is commonly used in various applications, including wristwatches, calculators, computer motherboards, key fobs, remote controls, fitness devices, medical devices, and small electronic gadgets. Its compact size and reliable power make it ideal for devices that require a stable voltage and long shelf life.

Equivalent

The CR2032 is a 3V lithium coin cell battery. Equivalent products include:
- CR2025
- CR2016
- BR2032
- DL2032
- ECR2032
- L2032
Note that while these batteries may fit, their capacity and thickness differ. Always check compatibility for your specific application.