Manufacturer Part Number
BQ25121AYFPR
Manufacturer
Texas Instruments
Introduction
The BQ25121AYFPR is a compact, highly integrated battery charge management solution designed for space-limited, portable applications with a requirement for multiple chemistry battery types.
Product Features and Performance
Supports Multi-Chemistry batteries
Integrated with programmable features including current, timer, and voltage
Provides constant current charging
Includes fault protection against over current, over voltage, and short circuit
I2C interface for programming and control
Product Advantages
High integration reduces component count and simplifies design
Programmable features provide flexibility for different applications and battery chemistries
Robust fault protection enhances device safety and longevity
Key Technical Parameters
Charge Current Max: 300mA
Battery Pack Voltage: 4.65V
Voltage Supply (Max): 5.5V
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Built-in over current, over voltage, and short circuit protection
Operates over a wide temperature range ensuring reliability under various environmental conditions
Compatibility
Compatible with various battery chemistries
I2C interface supports integration with a wide range of microcontrollers and processors
Application Areas
Portable electronics
Wearables
Wireless headsets
Smart devices
Product Lifecycle
Product status: Active
Not nearing discontinuation and replacements or upgrades currently available
Several Key Reasons to Choose This Product
Highly integrated and space-efficient solution ideal for compact devices
Flexible programmability accommodating different use cases and battery requirements
Comprehensive fault protection ensuring safety and product durability
Compatible with multiple device architectures due to standard I2C interface
