on October 18th 224

CR1220 Lithium Coin Battery: Specifications, Equivalent, and Datasheet

CR1220 battery belongs to the family of coin cells, also known as button cells, and has captured attention because of its unique attributes. Its compact size, impressive energy density, and reliable performance make it an attractive choice for many applications. This article delves into the details of the CR1220, a lithium coin battery often employed in high-powered devices. CR1220 is popular in keyless entry systems, glucose monitors, heart rate monitors, and various toys and games. By closely examining its structure, application, and performance, we uncover the reasons behind its extensive use and the factors contributing to its widespread popularity in diverse electronic gadgets.

Catalog

What is the CR1220?

The CR1220 is a compact lithium coin battery crafted for demanding high-power applications. Its cylindrical design coupled with an extended shelf-life renders it a top choice for various electronics. Remarkably, it loses only 1% of its capacity annually when left unused, making it a trustworthy power source for long-term storage needs.

CR1220 Dimensions

CR1220 Equivalents

• DL1220

• ECR1220

• BR1220

CR1220 Symbol , Footprint, and CAD Model

Features of CR1220

Excellent Pulse Capability

CR1220 batteries are renowned for their exceptional pulse capability. This trait allows them to deliver powerful bursts of energy to devices that require short, high-intensity power surges. When a device requires a sudden influx of power, such as a cardiac monitor during an important function, the CR1220 battery consistently provides reliable performance, ensuring uninterrupted operation.

High Discharge Characteristics

Another prominent feature of CR1220 batteries is their high discharge rate. This capability enables prolonged use in various applications without declines in energy output. For instance, remote controls for modern gadgets, sensors in automated systems, and sophisticated security devices.These devices rely on batteries that can maintain a steady discharge profile over extended periods. This high discharge attribute enhances convenience and reduces maintenance efforts by ensuring that these devices remain functional and efficient without frequent battery replacements.

Stable Voltage Levels During Discharge

CR1220 batteries exhibit remarkable stability in voltage levels throughout their discharge cycle. This consistency is use in precision instruments where fluctuations in power can lead to inaccuracies. Devices such as digital calipers, specialized measuring equipment, and certain types of memory storage solutions. These instruments benefit from a stable voltage supply. This stability enhances the precision and reliability of these instruments, ensuring they operate at their optimal performance levels.

Long-Term Reliability

The longevity and dependability of CR1220 batteries are core aspects that make them superior in long-term applications. For instance, backup power supplies for data systems, and clocks that require continuous, reliable energy sources. These batteries stand out due to their extended lifespan and minimal self-discharge rates.This long-term reliability minimizes the need for regular battery changes, which is an advantage in applications demanding consistent performance over years rather than months.

High-Performance Applications

Combining these features, CR1220 batteries emerge as an optimal choice for various high-performance applications. Their exceptional pulse capability, high discharge characteristics, stable voltage during discharge, and long-term reliability make them suitable for advanced technological needs.

CR1220 Specifications

Type	Parameter
Factory Lead Time	22 Weeks
Material	Lithium
Weight	1.2g
Voltage Rated	3V
Series	CR1220
Published	2008
Size / Dimension	0.49Dia x 0.08 H (12.5mm x 2.0mm)
Part Status	Active
Moisture Sensitivity Level	1 (Unlimited)
Max Operating Temperature	60°C
Min Operating Temperature	-30°C
Voltage - Rated DC	3V
Termination Style	Requires Holder
Output Voltage	3V
Battery Chemistry	Lithium Manganese Dioxide
Battery Cell Size	Coin 12.5mm
Capacity	35mAh
Discharge Rate	100μA
Chemistry/Technology	Lithium
Height	2.032mm
RoHS Status	Non-RoHS Compliant
Lead Free	Lead Free

Applications of CR1220

Keyless Entry Systems

The CR1220 battery stands as a reliable power source. This not only brings convenience but also adds a layer of security to modern vehicles. The battery's extended lifespan diminishes the frequency of maintenance.

Glucose Monitors

The CR1220 battery plays a role in glucose monitors, where reliable and stable power is great. These medical devices rely on consistent energy to furnish accurate and timely data for managing diabetes. The battery's dependability directly influences health outcomes, fostering improved disease control and enhancing the overall quality of life.

Implantable Cardiac Defibrillators

Implantable cardiac defibrillators are deeply dependent on the CR1220 for their life-preserving capabilities. The non-negotiable reliability of this battery means that any lapse could have grave consequences. The long operational life of the CR1220 buttresses these devices, ensuring their functionality during quintessential moments. This steadfast performance affords peace of mind to both patients and healthcare providers.

Heart Rate Monitors

Ranging from clinical to fitness applications, heart rate monitors benefit substantially from the CR1220's consistent performance. Reliable heart rate monitoring hinges on stable power, which the CR1220 unfailingly provides. This dependability aids individuals and healthcare in effectively tracking cardiovascular health, cementing the battery's role as an element of these monitors.

Artificial Cardiac Pacemakers

In artificial cardiac pacemakers, CR1220 batteries hold a position of importance. These devices, good for regulating heartbeats, rely on the battery's consistent performance and extended life to function seamlessly. This reliability is important for patient well-being, ensuring the pacemaker operates accurately to maintain appropriate heart rhythms.

Toys & Games

CR1220 batteries supply requisite power for extended durations, enhancing enjoyment. For electronic toys that captivate children over prolonged play periods, the enduring power not only boosts engagement but also aids in the development of concentration and coordination. The battery's low maintenance is a bonus for parents, who appreciate its durability.

Manufacturer of CR1220

Panasonic Industrial Devices Sales Company of America, operating under Panasonic Corporation of North America, manufactures the CR1220 battery. This division is recognized for offering components that seamlessly integrate into a myriad of commercial products. Panasonic Industrial Devices epitomizes excellence. The CR1220 batteries they produce reflect a harmony of innovation, superior quality, and socially responsible manufacturing. This division's efforts considerably enhance the dependability of numerous electronic devices, reflecting the irreplaceable role their products play in everyday technology.

Datasheet PDF

CR1220 Datasheets:

CR Coin Series.pdf

CR1220 Datasheet.pdf

Frequently Asked Questions [FAQ]

1. Can I use CR2032 instead of CR1220?

No, CR2032 and CR1220 have different voltages and dimensions, making them non-interchangeable. The CR2032 delivers 3 volts and measures 20mm in diameter and 3.2mm in thickness. In contrast, the CR1220 also delivers 3 volts but measures 12mm in diameter and 2.0mm in thickness. The physical and electrical differences between the two batteries mean that using one in place of the other could lead to device malfunction or even damage. Selecting the correct battery type is needed for maintaining the integrity and functionality of electronic devices. Making the wrong choice could compromise performance and durability, ultimately affecting the device's longevity.

2. How long does CR1220 last?

CR1220 batteries can last up to a decade, depending on usage, making them reliable for long-term applications. The battery's durability might be relatively shorter in high-drain devices. Factors such as the power consumption of the device, environmental conditions, and storage practices influence the longevity of the battery. Proper power management strategies can optimize both battery life and performance, reflecting the importance of thoughtful usage.

3. Is CR1220 the same as CR1225?

CR1220 and CR1225 are quite similar but differ in thickness. CR1220 has a thickness of 2.0mm, whereas CR1225 measures 2.5mm in thickness. This minor difference means that a CR1225, due to its extra thickness, might not fit into battery compartments designed specifically for the CR1220. Ensuring the correct battery size is good for the secure fitting and reliable operation of the device. ce performs as intended, fostering a sense of satisfaction and reliability in the user's mind.