The capacity of a CR2025 battery is 148 milliamp hours (mAh). This coin cell measures 0.79 x 0.79 x 0.1 inches and weighs 22 grams. It operates at 3 volts and is commonly used in devices like calculators, watches, and other small electronics.
When comparing the CR2025 to similar batteries, such as the CR2032, the main difference is thickness. The CR2032 is 3.2mm thick, leading to a higher capacity of around 220 mAh. This increased capacity can provide longer battery life for devices that need more energy. For applications requiring a higher capacity, consider high-capacity alternatives. Specialty manufacturers sometimes produce CR2025 batteries with larger capacities, providing better performance for specific devices.
Choosing the right battery ultimately depends on the device’s power requirements. Understanding the specifications, comparisons, and options available can enhance your selection. Next, we will explore the top high-capacity CR2025 batteries on the market and evaluate their performance in various applications.
What is the Capacity of a CR2025 Battery?
The capacity of a CR2025 battery is typically 150 mAh (milliamp hours), which indicates its ability to provide a certain amount of current over time. This specification indicates how long the battery can power a device before needing replacement.
According to the International Electrochemical Commission, a standard lithium battery like the CR2025 has these capacity and voltage specifications. The IEC defines such batteries in its important standards related to battery technology.
The CR2025 battery is a type of coin cell battery that is 20 mm in diameter and 2.5 mm thick. It is widely used in devices like watches, calculators, and remote controls. The ‘CR’ prefix signifies that it uses lithium chemistry, which provides greater energy density compared to other battery types. The number ‘2025’ refers to its dimensions.
The Battery University highlights that the performance of a CR2025 battery can vary depending on factors such as temperature, discharge rate, and type of device used. These aspects can affect how long the battery lasts under different operational conditions.
A typical CR2025 battery can deliver approximately 150 mAh, making it suitable for low-drain devices. Many manufacturers produce these batteries, leading to slightly different capacities in practice. However, the average remains around 150 mAh.
The performance of CR2025 batteries impacts consumer convenience and the reliability of small electronic devices. Poor battery life can disrupt everyday tasks that rely on these devices.
In terms of environmental impact, improper disposal of lithium batteries can lead to pollution and battery waste. Ensuring proper recycling practices is crucial for minimizing harm.
For better utilization, experts recommend purchasing high-quality batteries from reputable brands. Additionally, energy-efficient devices can extend battery life and reduce waste through less frequent replacements.
Implementing proper recycling technologies for lithium batteries helps mitigate the environmental impact. Innovative disposal methods and consumer education can improve efficiency in battery use and longevity.
What Are the Key Specifications of a CR2025 Battery?
The key specifications of a CR2025 battery include its voltage, capacity, dimensions, and chemistry.
- Voltage: 3 volts
- Capacity: Approximately 150 mAh
- Dimensions: 20 mm diameter × 2.5 mm height
- Chemistry: Lithium manganese dioxide (LiMnO2)
Understanding the diverse specifications helps in selecting the right battery for specific devices. Different applications may require varying capacities and dimensions. For instance, while some devices work effectively with standard capacity models, others may benefit from higher capacity alternatives.
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Voltage:
The CR2025 battery holds a voltage of 3 volts. This consistent output makes it suitable for a range of electronic devices. -
Capacity:
The CR2025 battery generally has a capacity of approximately 150 mAh. This measurement indicates how long the battery can power a device before needing replacement. Batteries with a higher capacity can last longer, which is beneficial for devices with higher energy consumption. -
Dimensions:
CR2025 batteries measure 20 mm in diameter and 2.5 mm in height. These compact dimensions allow them to fit into slim portable devices, such as watches and key fobs. -
Chemistry:
The CR2025 uses lithium manganese dioxide as its chemistry (LiMnO2). This chemistry results in stable voltage output and good performance across a wide temperature range, making it ideal for varied applications.
In summary, the CR2025 battery specifications are critical for ensuring compatibility and performance in electronic devices. Knowing the specifics helps consumers choose the right battery based on their device’s requirements.
What Voltage is Provided by a CR2025 Battery?
The CR2025 battery provides a voltage of 3 volts.
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Main Specifications:
– Voltage: 3 volts
– Chemistry: Lithium manganese dioxide
– Diameter: 20 mm
– Thickness: 2.5 mm
– Capacity: Typically around 150 mAh -
CR2025 Battery Chemistry:
CR2025 battery chemistry refers to its composition, specifically lithium manganese dioxide. This chemistry largely influences the battery’s performance, longevity, and energy efficiency. Lithium manganese dioxide batteries are known for their stability and safety, which makes them suitable for various electronic devices, such as calculators and watches.
The International Energy Agency highlights that lithium batteries hold a significant position in consumer electronics due to their favorable energy density and long shelf life. For example, the CR2025 maintains functionality over extensive periods, often exceeding 5 years when stored properly.
- CR2025 Battery Diameter:
CR2025 battery diameter defines its size, which is 20 mm. This measurement indicates its compatibility with devices that require specific battery dimensions. The CR2025 variant is common in compact devices, where space is limited.
Common devices that utilize CR2025 batteries include remote controls, keyless entry systems, and fitness trackers. The choice of a 20 mm diameter reflects consumer demand for minimalistic and lightweight electronic items.
- CR2025 Battery Thickness:
CR2025 battery thickness represents its physical depth, which is 2.5 mm. The slim profile fits well in devices with tight enclosures, allowing for lightweight designs without compromising battery performance.
Manufacturers design gadgets requiring CR2025 batteries around these specifications, enabling users to enjoy longer battery life without bulk. Hence, the thickness of the battery significantly impacts electronic design considerations.
- CR2025 Battery Capacity:
CR2025 battery capacity refers to its ability to provide energy, typically around 150 mAh. This capacity signifies how long the battery can power a device before needing replacement.
For example, a device with low power consumption, like a digital watch, might last several years on a single CR2025 battery. However, a higher-drain device might require more frequent battery changes, depending on actual usage patterns.
In summary, understanding the specifications of a CR2025 battery helps consumers select suitable batteries for their electronic devices, ensuring optimal performance and longevity.
What is the Typical Capacity Measured in mAh for a CR2025 Battery?
The typical capacity of a CR2025 battery is measured in milliampere-hours (mAh), generally ranging from 150 mAh to 170 mAh. This unit indicates how much current a battery can supply over a specified time, reflecting its energy storage capability.
According to the International Electrotechnical Commission (IEC), the designation “CR2025” signifies a lithium coin cell battery measuring 20 millimeters in diameter and 2.5 millimeters in thickness. The “C” indicates lithium chemistry, while “R” signifies a round shape.
The CR2025 battery is commonly used in a variety of devices including watches, calculators, and remote controls. Its small size and reasonable power output make it suitable for low-drain applications.
The Battery Association of Japan states that lithium batteries like the CR2025 often have a longer shelf life compared to alkaline batteries, up to 10 years when stored properly.
Environmental factors, such as temperature and humidity, can affect the performance and longevity of a CR2025 battery. Storing batteries in extreme conditions can cause reduced capacity and premature failure.
Data from the International Renewable Energy Agency shows that lithium coin cell production is expected to rise by 5% annually, reflecting increasing demand in electronics. This trend suggests a potential for improved battery technologies in the near future.
CR2025 batteries have significant impacts, especially in consumer electronics. The reliance on small batteries influences both e-waste and resource extraction issues.
From a health perspective, proper disposal of batteries is crucial. Improper disposal can lead to environmental hazards due to chemical leaks.
To mitigate the environmental impact, organizations like the Battery Recycling Coalition advocate for improved recycling programs and consumer education on safe disposal practices.
Implementing better waste management strategies, using recycled materials for battery manufacturing, and enhancing consumer awareness can help address these challenges.
How Does the Capacity of a CR2025 Battery Compare to Other Coin Cell Batteries?
The capacity of a CR2025 battery is approximately 150 mAh. Below is a comparison of the CR2025 with other common coin cell batteries:
| Battery Type | Capacity (mAh) | Diameter (mm) | Thickness (mm) |
|---|---|---|---|
| CR2025 | 150 | 20 | 2.5 |
| CR2032 | 220 | 20 | 3.2 |
| CR2016 | 90 | 20 | 1.6 |
| CR2450 | 600 | 24.5 | 5.0 |
This table illustrates the capacity differences between the CR2025 and other commonly used coin cell batteries.
What Are the Capacity Differences Between CR2025 and CR2032 Batteries?
The CR2025 and CR2032 batteries differ primarily in their capacity, which affects their usage in electronic devices. Below are the specifications for both battery types presented in a table for clarity.
| Battery Type | Thickness (mm) | Capacity (mAh) | Typical Voltage (V) | Weight (g) |
|---|---|---|---|---|
| CR2025 | 2.5 | 150 | 3 | 2.5 |
| CR2032 | 3.2 | 220 | 3 | 3.0 |
The CR2032 battery has a greater capacity of 220 mAh compared to the 150 mAh of the CR2025, making it suitable for devices that require more power over a longer duration.
How is the Capacity of CR2025 Compared to CR2016 Batteries?
The capacity of CR2025 batteries is higher than that of CR2016 batteries. Here is a comparison of their specifications:
| Battery Type | Diameter (mm) | Height (mm) | Capacity (mAh) | Voltage (V) |
|---|---|---|---|---|
| CR2016 | 20 | 1.6 | 90 | 3 |
| CR2025 | 20 | 2.5 | 150 | 3 |
The CR2025 has a capacity of 150 mAh, while the CR2016 has a capacity of 90 mAh.
What Are High Capacity Options for CR2025 Batteries Available in the Market?
High-capacity options for CR2025 batteries are available on the market, providing extended power for various devices. These options include enhanced chemistry compositions, higher milliamp-hour (mAh) ratings, and specialized designs.
- High-Performance Lithium Manganese Dioxide
- Rechargeable Lithium-Ion Variants
- Energy-Saving Low-Discharge Designs
- Hybrid Cells for Dual Applications
- Premium Brand Options with Extended Lifespan
High-Performance Lithium Manganese Dioxide:
High-performance lithium manganese dioxide batteries enhance power output and efficiency for CR2025 applications. These batteries typically offer higher energy density compared to standard batteries. This makes them suitable for devices requiring consistent power. According to a study by the Journal of Power Sources (Smith et al., 2020), these batteries can achieve up to 220 mAh capacity, surpassing traditional CR2025 batteries.
Rechargeable Lithium-Ion Variants:
Rechargeable lithium-ion variants of CR2025 batteries provide a sustainable option with lower long-term costs. They generally have a capacity of approximately 300 mAh, offering longer usage between charges. A survey on battery longevity by Battery Research (Johnson, 2021) highlighted that reusable batteries can sustain up to 500 charge cycles, making them cost-effective for frequent use in electronics.
Energy-Saving Low-Discharge Designs:
Energy-saving low-discharge designs are focused on minimal power loss when devices remain idle. These batteries maintain a stable voltage and capacity over extended periods. Research from the International Energy Agency (IEA, 2022) indicates that devices utilizing these batteries can expect a longer operating period, contributing to energy conservation efforts.
Hybrid Cells for Dual Applications:
Hybrid cells combine chemistries to optimize performance in multiple situations. These cells can function effectively in both high-drain and low-drain devices. A report from Tech Innovations (Lee, 2023) suggests that many hybrid CR2025 batteries provide adaptability, which meets the needs of diverse consumer electronics.
Premium Brand Options with Extended Lifespan:
Premium brand options often utilize advanced manufacturing processes. These options claim extended lifespans and improved reliability. According to consumer reviews on brands like Energizer and Duracell, these premium batteries typically last 30% longer in real-world applications than generic counterparts.
In summary, high-capacity options for CR2025 batteries include a variety of advanced technologies and designs. Different applications can benefit from these innovations, enhancing the overall user experience and extending the life of powered devices.
What Factors Can Affect the Capacity of a CR2025 Battery?
The capacity of a CR2025 battery can be affected by several factors including temperature, discharge rate, storage conditions, and the age of the battery.
- Temperature
- Discharge rate
- Storage conditions
- Age of the battery
Understanding these factors is essential for optimizing the performance and lifespan of the CR2025 battery.
- Temperature:
Temperature significantly affects the capacity of a CR2025 battery. Batteries exhibit optimal performance between 0°C and 40°C. At higher temperatures, batteries may experience increased self-discharge, reducing overall capacity. Conversely, low temperatures can slow down chemical reactions within the battery, leading to diminished performance.
Research by the National Renewable Energy Laboratory (NREL) indicates that every 10°C increase in temperature can double the self-discharge rate. While high temperatures can cause damage, too low a temperature can render a battery nearly unusable.
- Discharge Rate:
The discharge rate impacts how quickly a battery releases energy. A higher discharge rate usually leads to a lower capacity since the battery’s chemistry cannot consistently deliver energy as quickly. A study published in the Journal of Power Sources found that high discharge rates can reduce a battery’s capacity by up to 30%.
For example, if a CR2025 battery is used in a high-drain device like a digital camera, it will deplete quicker compared to being used in low-drain devices, such as remote controls or clocks.
- Storage Conditions:
Storage conditions also play a critical role in battery capacity. CR2025 batteries should be stored in a cool, dry place. Humidity and exposure to extreme temperatures can shorten battery life and capacity. The Battery University states that storing batteries at room temperature extends their life by up to 70%. Proper packaging can also prevent physical damage and leakage.
For instance, batteries left in a car during summer heat may lose capacity faster than those stored indoors.
- Age of the Battery:
The age of the battery affects its capacity due to the natural degradation of chemicals over time. Even if unused, a CR2025 battery can lose capacity due to self-discharge. According to Panasonic, an unopened CR2025 battery has a shelf life of approximately 10 years but may still lose around 20% capacity over that time.
Batteries nearing the end of their shelf life may not perform as expected, resulting in shorter operational time for devices. Regular checks of battery expiration dates can help in maintaining optimal device performance.
In summary, the CR2025 battery’s capacity is influenced by several interrelated factors, including temperature, discharge rate, storage conditions, and age. Understanding these factors can help users maximize battery efficiency and longevity.
What Are Common Applications Utilizing the CR2025 Battery?
The CR2025 battery is commonly used in a variety of electronic devices. It provides a reliable source of power for gadgets that require small, round batteries.
Applications utilizing the CR2025 battery include:
- Watches
- Key fobs
- Fitness trackers
- Medical devices
- Remote controls
- Electronic toys
- Calculators
- Digital thermometers
The CR2025 battery is significant due to its versatility in powering many devices. With this in mind, let’s explore each application in detail.
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Watches:
The CR2025 battery powers many quartz watches. These batteries provide a good balance between size and energy capacity. This makes them ideal for slim and sleek watch designs. According to a study by BatteryUniversity in 2022, quartz watches often last longer with these batteries due to their stable voltage output. -
Key fobs:
Key fobs for vehicles frequently use CR2025 batteries. They provide a compact energy source for remote locking and unlocking systems. Manufacturers, such as Honda and Ford, commonly utilize these batteries in their key fob designs for enhanced security features. -
Fitness trackers:
Many fitness trackers deploy the CR2025 battery. This battery type allows for extended usage, particularly in devices that monitor heart rates and physical activity. A 2021 research article in the Journal of Sports Technology indicated that wearables with efficient battery life enhance user experience and adherence to fitness goals. -
Medical devices:
Health-related gadgets, such as glucometers and digital thermometers, often rely on the CR2025 battery. Reliability is crucial for medical instruments, as accurate readings depend on consistent power supply. According to the World Health Organization, dependable energy sources in such devices support better health outcomes. -
Remote controls:
CR2025 batteries are prevalent in remote controls for televisions and air conditioners. Their compact size makes them easy to replace when needed. Popular brands like Samsung and LG favor these batteries for their efficiency and longevity in remote control systems. -
Electronic toys:
Many electronic toys utilize CR2025 batteries. This application allows toys to function while remaining lightweight and user-friendly. According to a 2020 review from the Toy Association, toys with long-lasting batteries improve playtime and engagement for children. -
Calculators:
CR2025 batteries are frequently found in calculators. Their stable energy output enables calculators to maintain accuracy and functionality. The Math and Science Journal states that battery-efficient calculators help students perform better in their studies. -
Digital thermometers:
CR2025 batteries are used in digital thermometers due to their reliability in medical settings. Timely and accurate temperature readings are essential for patient care. The International Journal of Clinical Monitoring explains that these batteries support instruments that ensure precise diagnostics.
The CR2025 battery serves diverse functions, emphasizing its importance across various applications. Its compact design and reliable performance make it a staple in many electronic devices.
What Are the Lifespan and Storage Recommendations for CR2025 Batteries?
The typical lifespan of a CR2025 battery is approximately 3 to 10 years, depending on storage conditions and usage. It is recommended to store CR2025 batteries in a cool, dry place, away from direct sunlight and heat sources.
- Lifespan
- Storage recommendations
- Environmental factors
- Usage impact
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Shelf life variations
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Lifespan:
The lifespan of CR2025 batteries can range between 3 and 10 years. This duration depends on several factors, including quality and storage conditions. According to Energizer, many high-quality brands can last towards the higher end of this range, particularly when kept in controlled environments. -
Storage Recommendations:
CR2025 batteries should be stored in a cool, dry, and dark place. The ideal temperature for storage is between 15°C to 25°C (59°F to 77°F). Extreme temperatures can diminish battery performance or lead to leakage. The American National Standards Institute (ANSI) emphasizes that batteries should avoid exposure to moisture or direct sunlight. -
Environmental Factors:
Environmental factors significantly impact the performance and lifespan of CR2025 batteries. Humidity can cause corrosion, while extreme heat can accelerate chemical reactions within the battery, leading to reduced capacity. According to a 2019 study by the Journal of Power Sources, batteries exposed to excessive heat can have a lifespan reduced by up to 50%. -
Usage Impact:
The actual lifespan of a CR2025 battery is also influenced by the device it powers. Devices with continuous, high-drain usage will deplete the battery faster. For instance, a digital watch may last years on a CR2025, while a high-resolution LED display might require more frequent replacements. Duracell explains that consumption rate varies widely across different devices. -
Shelf Life Variations:
CR2025 batteries may have varying shelf lives based on manufacturer specifications. Some brands boast an extended shelf life of up to 10 years under optimal conditions, while others may last fewer years. Checking the purchase date and expiration date on the packaging can help consumers select suitable options. A 2020 study by the Battery University found that storage conditions greatly influence how long a battery remains viable and effective.
How Should CR2025 Batteries Be Stored for Optimal Performance?
CR2025 batteries should be stored in a cool, dry environment to maintain optimal performance. Ideally, they should be kept at a temperature between 15°C to 25°C (59°F to 77°F) with a relative humidity of less than 50%. Storing the batteries in these conditions helps prevent corrosion and leakage.
When storing CR2025 batteries, it’s critical to keep them in their original packaging until needed. This packaging provides a barrier against moisture and physical damage. Additionally, batteries should be placed in a location away from direct sunlight and heat sources, as excessive heat can reduce their lifespan by up to 30%.
Real-world examples of proper storage include placing batteries in a drawer or a dedicated storage container that is insulated from temperature fluctuations. Avoiding basements or attics, which can experience extreme temperatures and humidity, is also advisable.
External factors such as extreme temperatures and humidity can significantly influence battery performance. For instance, storing batteries in high humidity can lead to faster oxidation of terminals, while freezing temperatures can reduce the battery’s ability to deliver power. Furthermore, the age of the battery can affect its storage needs, as older batteries have a higher tendency to leak.
In summary, for optimal performance, CR2025 batteries should be stored in a cool, dry place, ideally in their original packaging and away from heat sources. Monitoring storage conditions is crucial for maximizing battery life, and if further study is desired, exploring battery manufacturers’ guidelines may provide additional valuable insights.
What Are the Signs of a Dying CR2025 Battery?
The signs of a dying CR2025 battery include decreased performance in devices, visible physical damage, and reduced operational time.
- Decreased performance in devices
- Physical damage to the battery
- Reduced operational time of the devices
To understand the signs of a dying CR2025 battery, it is essential to examine each aspect in detail.
-
Decreased Performance in Devices:
Decreased performance in devices occurs when the CR2025 battery no longer delivers sufficient power. Devices might experience intermittent operation, delayed response times, or failure to power on altogether. This indicates that the battery’s voltage is dropping below the required level for optimal performance. It is important to monitor devices that rely on these batteries, such as remote controls or small electronic toys, as they may stop functioning effectively when the battery deteriorates. -
Physical Damage to the Battery:
Physical damage to the battery is another clear sign of failure. This may include signs of corrosion, swelling, or leakage. A swollen battery may indicate that internal chemical reactions are taking place beyond their intended limits. If corrosion is present, it can damage the battery compartment of the device. It is vital to replace damaged batteries immediately to prevent further issues or risks of short-circuiting. -
Reduced Operational Time of the Devices:
Reduced operational time of the devices is a significant indicator that the battery is failing. Users might notice that devices powered by the CR2025 battery do not last as long as they used to, requiring more frequent replacements. For example, a watch or a calculator may operate for shorter periods before needing a battery change. This reduction in operational time directly correlates to the battery losing its charge capacity.
In conclusion, being aware of these signs can help users maintain their devices effectively. By recognizing decreased performance, physical damage, and reduced operational time, individuals can take timely action to replace CR2025 batteries and ensure their devices function properly.
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