CR2032 3V Lithium Coin Battery

The CR2032 3V Lithium Coin Battery is a compact, high-energy, and long-lasting power source widely used in small electronic devices such as watches, calculators, remote controls, medical instruments, and IoT modules. Its coin shape, stable voltage, and extended shelf life make it a reliable choice for low-drain applications requiring long-term power availability.

Key Features of CR2032 3V Lithium Coin Battery:

• Stable 3V Output: Provides consistent voltage for reliable device operation.
• High Energy Density: Delivers long service life despite its small size.
• Long Shelf Life: Retains charge up to 10 years when stored properly.
• Compact Form Factor: Standard 20mm diameter and 3.2mm height.
• Leak-resistant Design: Sealed metal casing prevents electrolyte leakage.

Technical Specifications of CR2032 3V Lithium Coin Battery:

• Nominal Voltage: 3V
• Capacity: 210mAh (typical)
• Chemistry: Lithium Manganese Dioxide (Li-MnO₂)
• Diameter: 20mm
• Height: 3.2mm
• Operating Temperature: -20°C to +60°C
• Standard Discharge Current: 0.2mA
• Max Pulse Discharge Current: Up to 3mA

Mechanical Specifications of CR2032 3V Lithium Coin Battery:

• Case Material: Stainless steel
• Positive Terminal: Top side
• Negative Terminal: Bottom side
• Weight: Approximately 3.0g

Dimensions:

• Diameter: 20.0mm
• Height: 3.2mm

Mounting Options:

• Holder Mount: Easily fits in standard coin cell holders.
• PCB Mount: Compatible with SMT or through-hole coin cell holders.

Schematic Diagram, Connection, Wiring and Pinout of CR2032:

• Connection: Positive terminal connects to VCC; negative to GND.
• Wiring: Use proper polarity to avoid circuit damage.
• Pinout: Two terminals – flat side is negative, bump side is positive.

Datasheet of CR2032 3V Lithium Coin Battery:

• Download CR2032 Datasheet (PDF)

Applications of CR2032 3V Lithium Coin Battery:

• Wearables and Watches: Provides compact power for extended periods.
• Computers and Laptops: Maintains BIOS/RTC settings in motherboards.
• Medical Devices: Powers glucometers, digital thermometers, etc.
• Remote Controls: Used in key fobs, RF transmitters, etc.
• IoT Sensors: Long-lasting power source for ultra-low power modules.

Equivalent of CR2032 3V Lithium Coin Battery:

• DL2032: Duracell equivalent with similar specs and form factor
• BR2032: Panasonic lithium coin battery with wider temperature range
• ECR2032: Energizer version of CR2032 with identical electrical characteristics

Package Includes:

• 1 x CR2032 3V Lithium Coin Battery