BQ24250CYFFT - English Editing Encyclopedia Entry
Product Overview
Category
BQ24250CYFFT belongs to the category of integrated circuits (ICs) specifically designed for battery charging applications.
Use
This product is primarily used for charging lithium-ion batteries in various electronic devices such as smartphones, tablets, and portable electronics.
Characteristics
- Integrated circuit for battery charging
- Designed for lithium-ion batteries
- Suitable for a wide range of electronic devices
- Provides efficient and reliable charging capabilities
Package
BQ24250CYFFT is available in a compact and industry-standard package, making it easy to integrate into different electronic designs.
Essence
The essence of BQ24250CYFFT lies in its ability to efficiently charge lithium-ion batteries while ensuring safety and reliability.
Packaging/Quantity
This product is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the manufacturer.
Specifications
- Input Voltage Range: 4.35V to 6.45V
- Charging Voltage Range: 3.5V to 4.44V
- Charging Current Range: Up to 2A
- Operating Temperature Range: -40°C to +85°C
- Package Type: 20-pin WQFN
Detailed Pin Configuration
- VIN: Input voltage pin
- VBUS: USB input voltage pin
- TS: Thermistor input pin for temperature monitoring
- STAT: Status output pin
- PG: Power good output pin
- ISET: Charging current setting pin
- BAT: Battery voltage sense pin
- SRN: System reset input pin
- SDA: I2C data pin
- SCL: I2C clock pin
- INT: Interrupt output pin
- TS/NTC: Thermistor input or NTC thermistor input pin
- GND: Ground pin
- VSS: Ground pin
- VDD: Power supply pin
- VBUS: USB input voltage pin
- VOUT: Output voltage pin
- ISET: Charging current setting pin
- PGND: Ground pin
- BAT: Battery voltage sense pin
Functional Features
- Integrated power FETs for efficient charging
- Support for various charging modes (constant current, constant voltage)
- Thermal regulation to prevent overheating
- Input and output overvoltage protection
- Charge termination based on battery voltage and temperature
- Programmable charging current limit
- I2C interface for configuration and monitoring
Advantages and Disadvantages
Advantages
- Efficient and reliable charging performance
- Wide input voltage range for compatibility with different power sources
- Comprehensive protection features for safe charging
- Flexible charging current settings
- Compact package for easy integration
Disadvantages
- Requires additional external components for complete charging system implementation
- Limited to lithium-ion battery charging applications
Working Principles
BQ24250CYFFT operates by regulating the charging current and voltage supplied to the connected lithium-ion battery. It utilizes a combination of integrated power FETs, charge termination algorithms, and thermal regulation to ensure efficient and safe charging. The device continuously monitors the battery voltage and temperature to adjust the charging parameters accordingly.
Detailed Application Field Plans
BQ24250CYFFT finds extensive application in various electronic devices that utilize lithium-ion batteries. Some notable application fields include: - Smartphones and tablets - Portable gaming consoles - Wearable devices - Wireless headphones and earbuds - Portable medical devices - IoT devices
Detailed and Complete Alternative Models
- BQ24250RGET: Similar to BQ24250CYFFT, but available in a different package type (24-pin QFN).
- BQ24250YFFT: Variant of BQ24250CYFFT with minor differences in pin configuration.
- BQ24250YFDR: Another variant with a different package type (10-pin SON).
These alternative models offer similar functionality and can be considered as substitutes for BQ24250CYFFT depending on specific design requirements.
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10個與BQ24250CYFFT在技術方案中應用相關的常見問題與解答
Sure! Here are 10 common questions and answers related to the application of BQ24250CYFFT in technical solutions:
Question: What is the BQ24250CYFFT?
Answer: The BQ24250CYFFT is a highly integrated single-cell Li-Ion battery charger and system power path management device.Question: What is the input voltage range supported by the BQ24250CYFFT?
Answer: The BQ24250CYFFT supports an input voltage range from 4.35V to 6.45V.Question: Can the BQ24250CYFFT charge multiple battery chemistries?
Answer: No, the BQ24250CYFFT is specifically designed for charging single-cell Li-Ion batteries.Question: What is the maximum charging current supported by the BQ24250CYFFT?
Answer: The BQ24250CYFFT can support a maximum charging current of up to 2A.Question: Does the BQ24250CYFFT have overvoltage protection?
Answer: Yes, the BQ24250CYFFT has built-in overvoltage protection to prevent damage to the battery.Question: Can the BQ24250CYFFT operate in a wide temperature range?
Answer: Yes, the BQ24250CYFFT can operate in a temperature range from -40°C to +85°C.Question: Does the BQ24250CYFFT have thermal regulation to prevent overheating?
Answer: Yes, the BQ24250CYFFT has built-in thermal regulation to prevent overheating during charging.Question: Can the BQ24250CYFFT be used in portable electronic devices?
Answer: Yes, the BQ24250CYFFT is commonly used in portable electronic devices such as smartphones, tablets, and wearables.Question: Does the BQ24250CYFFT support USB On-The-Go (OTG) functionality?
Answer: Yes, the BQ24250CYFFT supports USB OTG functionality, allowing it to act as a power source for other devices.Question: Is the BQ24250CYFFT compliant with safety standards and regulations?
Answer: Yes, the BQ24250CYFFT is designed to meet various safety standards and regulations, ensuring reliable and safe operation in technical solutions.
Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.