CR-1220/HFN

Lithium Battery Coin 3V 35mAh Primary Through Hole

CR-1220/HFN – 3V 35mAh Lithium Coin Battery – Panasonic
This Panasonic CR-1220/HFN lithium coin battery delivers reliable 3V power for long-term applications requiring compact energy solutions. Designed as a primary (non-rechargeable) through-hole component, it offers consistent performance and extended shelf life. PCX ensures genuine Panasonic quality with same-day shipping and technical support.

Key Features

3V Nominal Voltage – Stable power output
35mAh Capacity – Long-lasting energy storage
Lithium Primary Chemistry – Maintenance-free operation
Through-Hole Mounting – Secure PCB integration
Wide Temperature Tolerance – Reliable in varied environments

Technical Details
This lithium battery coin cell features a standard CR1220 form factor with through-hole terminals for direct PCB soldering. Typical applications demand low self-discharge rates (≤1% per year) and operational ranges from -30°C to +60°C. Consult the datasheet for full discharge curves and storage guidelines.

Common Applications

Real-time clocks (RTC) and CMOS battery backup
Medical monitoring devices
Industrial sensors and meters
Automotive electronics
Portable consumer gadgets

About Panasonic
Panasonic Corporation is a global leader in electronic components with over 100 years of innovation. Their energy solutions division sets industry benchmarks for quality control and environmental compliance, holding ISO 9001 and ISO 14001 certifications.
Renowned for battery reliability, Panasonic employs rigorous testing protocols including accelerated aging simulations and thermal stress validation. Their lithium coin cells undergo five-stage quality verification, ensuring consistent performance in critical applications worldwide.

About Lithium Coin Batteries
Lithium coin cells provide compact, long-duration power for memory retention and micro-power circuits. Unlike alkaline alternatives, they offer superior energy density, minimal voltage decay, and 5-10 year shelf lives. Their hermetic sealing prevents electrolyte leakage even under extreme conditions.
These primary batteries are indispensable in electronics requiring uninterrupted voltage supply. Through-hole variants like the CR-1220/HFN enable permanent PCB mounting without holders, reducing assembly costs while maintaining vibration resistance in automotive and industrial systems.

Packaging Options
Available in bulk packaging for high-volume production needs. Contact PCX for reel packaging availability.

Frequently Asked Questions
Q: What’s the typical lifespan of this battery?
A: Expect 3-5 years of continuous operation in RTC applications, depending on load cycles and temperature