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BQ27425YZFT-G2B
Product Overview
Category
The BQ27425YZFT-G2B belongs to the category of integrated circuits (ICs) and specifically falls under the battery management ICs.
Use
This product is primarily used for battery fuel gauge applications. It accurately measures the remaining capacity of a rechargeable battery, providing valuable information for monitoring and managing battery usage.
Characteristics
- High accuracy: The BQ27425YZFT-G2B offers precise measurement of battery capacity, allowing for accurate estimation of remaining charge.
- Low power consumption: This IC has been designed to minimize its own power consumption, ensuring minimal impact on the overall battery life.
- Small form factor: With its compact size, the BQ27425YZFT-G2B can be easily integrated into various battery-powered devices without occupying much space.
- Advanced features: This IC incorporates advanced algorithms and features such as temperature compensation and voltage-based State-of-Charge (SOC) estimation.
Package
The BQ27425YZFT-G2B is available in a small footprint 12-pin DSBGA package, which enables easy integration into space-constrained designs.
Essence
The essence of the BQ27425YZFT-G2B lies in its ability to accurately measure and estimate the remaining capacity of a rechargeable battery, enabling efficient battery management and prolonging battery life.
Packaging/Quantity
This product is typically supplied in tape and reel packaging, with a quantity of 3000 units per reel.
Specifications
- Operating Voltage Range: 2.5V to 4.8V
- Battery Capacity Measurement Range: 0mAh to 32767mAh
- Communication Interface: I2C
- Temperature Measurement Range: -40°C to +85°C
- Dimensions: 2.5mm x 2.5mm x 0.8mm
Detailed Pin Configuration
- VSS: Ground
- SDA: I2C Serial Data Line
- SCL: I2C Serial Clock Line
- TS: Temperature Sense Input
- BAT: Battery Voltage Sense Input
- VDD: Power Supply
- X: Not Connected
- X: Not Connected
- X: Not Connected
- X: Not Connected
- X: Not Connected
- X: Not Connected
Functional Features
- Accurate battery capacity measurement
- Temperature compensation for improved accuracy
- Voltage-based State-of-Charge (SOC) estimation
- Low power consumption
- Integrated protection features (overvoltage, undervoltage, and overcurrent)
Advantages and Disadvantages
Advantages
- High accuracy in measuring battery capacity
- Compact size for easy integration
- Advanced features for enhanced battery management
- Low power consumption for minimal impact on battery life
Disadvantages
- Limited to I2C communication interface
- Restricted operating voltage range
Working Principles
The BQ27425YZFT-G2B works by monitoring the battery voltage and temperature to accurately estimate the remaining battery capacity. It utilizes advanced algorithms to compensate for temperature variations and provide precise measurements. The IC communicates with the host device through the I2C interface, allowing for seamless integration into various battery-powered applications.
Detailed Application Field Plans
The BQ27425YZFT-G2B is suitable for a wide range of battery-powered devices, including but not limited to: - Smartphones and tablets - Portable medical devices - Wearable devices - IoT devices - Portable gaming consoles - Handheld electronic devices
Detailed and Complete Alternative Models
- BQ27421YZFT-G2B
- BQ27426YZFT-G2B
- BQ27427YZFT-G2B
- BQ27428YZFT-G2B
These alternative models offer similar functionality and characteristics, providing options for different design requirements.
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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem BQ27425YZFT-G2B w rozwiązaniach technicznych
Sure! Here are 10 common questions and answers related to the application of BQ27425YZFT-G2B in technical solutions:
Q: What is the BQ27425YZFT-G2B? A: The BQ27425YZFT-G2B is a fuel gauge integrated circuit (IC) designed for accurately measuring battery capacity in various applications.
Q: What are the key features of the BQ27425YZFT-G2B? A: Some key features include accurate voltage, current, temperature measurement, fuel gauging, support for single-cell Li-Ion or Li-Polymer batteries, and I2C communication interface.
Q: How does the BQ27425YZFT-G2B measure battery capacity? A: The IC uses a combination of voltage, current, and temperature measurements to estimate the remaining battery capacity.
Q: Can the BQ27425YZFT-G2B be used with different types of batteries? A: Yes, it can be used with single-cell Li-Ion or Li-Polymer batteries.
Q: What is the communication interface supported by the BQ27425YZFT-G2B? A: It supports I2C communication interface, allowing easy integration with microcontrollers or other devices.
Q: How accurate is the fuel gauging capability of the BQ27425YZFT-G2B? A: The IC provides highly accurate fuel gauging with low offset error and minimal temperature drift.
Q: Can the BQ27425YZFT-G2B monitor battery temperature? A: Yes, it has an integrated temperature sensor that allows monitoring of battery temperature.
Q: Does the BQ27425YZFT-G2B provide any protection features for the battery? A: Yes, it includes built-in overvoltage, undervoltage, and overcurrent protection mechanisms.
Q: Can the BQ27425YZFT-G2B be used in portable devices like smartphones or tablets? A: Yes, it is suitable for a wide range of portable devices that use single-cell Li-Ion or Li-Polymer batteries.
Q: Are there any evaluation modules or development tools available for the BQ27425YZFT-G2B? A: Yes, Texas Instruments provides evaluation modules and software development kits to help with the integration and testing of the IC in various applications.
Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.