Manufacturer Part Number
BQ2057TS
Manufacturer
Texas Instruments
Introduction
BQ2057TS is a power management integrated circuit specifically designed for lithium-ion or lithium-polymer battery charging.
Product Features and Performance
Programmable constant current battery charging
Compatible with lithium-ion/polymer battery chemistry
Supports a single battery cell
Battery pack voltage of 4.1V
Operating supply voltage up to 15V
Surface mount package for compact PCB designs
Temperature range of -20°C to 70°C ensures versatile use
Product Advantages
Precision charging for lithium battery technologies
Customizable charge current programming
Straightforward integration into system designs
High reliability due to robust Texas Instruments engineering
Key Technical Parameters
Number of Cells: 1
Charging: Constant current, programmable
Battery Pack Voltage: 4.1V
Voltage Supply (Max): 15V
Operating Temperature: -20°C to 70°C
Mounting Type: Surface Mount
Package / Case: 8-TSSOP
Quality and Safety Features
Built with Texas Instruments' quality manufacturing standards
Compatibility
Designed for use with lithium-ion and lithium-polymer batteries
Application Areas
Portable electronic devices
Battery-powered applications
Power management solutions
Product Lifecycle
Obsolete status; may require evaluation of replacements or upgrades
Several Key Reasons to Choose This Product
Optimal for single-cell lithium-ion/polymer battery applications
Highly programmable to suit various charging needs
Compact design for space-sensitive electronics
Wide operating temperature range for diverse environments
Legacy technology from Texas Instruments, known for quality and performance