Manufacturer Part Number
BQ24745RHDT
Manufacturer
Texas Instruments
Introduction
BQ24745RHDT is a programmable multi-chemistry battery charger with advanced features.
Product Features and Performance
Supports Multi-Chemistry battery types
2 to 4 cell battery pack support
Programmable constant charge current
Integrated Over Voltage Protection
Maximum charge current of 8.064A
Supports battery pack voltage up to 19.2V
Operating supply voltage up to 24V
I2C interface for programming and control
Operating temperature range from -40°C to 125°C
Surface mount 28-VFQFN Exposed Pad package design
Product Advantages
Highly integrated solution reduces external component count
Flexible programmability via I2C
Capable of handling high charge current requirements
Extended operating temperature range meets demanding environments
Built-in fault protection enhances battery safety
Key Technical Parameters
Battery Chemistry: Multi-Chemistry
Number of Cells: 2 to 4
Current - Charging: Constant, Programmable
Charge Current - Max: 8.064A
Battery Pack Voltage: Max 19.2V
Voltage - Supply (Max): 24V
Interface: I2C
Operating Temperature: -40°C to 125°C
Mounting Type: Surface Mount
Package/Case: 28-VFQFN Exposed Pad
Supplier Device Package: 28-VQFN (5x5)
Quality and Safety Features
Over Voltage Protection
Extended temperature range for reliability
Quality ensured by Texas Instruments standards
Compatibility
Compatible with various battery chemistries
I2C interface allows integration with various host controllers
Application Areas
Notebook PCs
Portable power tools
Energy storage systems
Product Lifecycle
Product Status: Not For New Designs
Potential for replacement or upgrade solutions in newer designs
Several Key Reasons to Choose This Product
Offers brand reliability and support from Texas Instruments
Provides design flexibility for multi-chemistry battery configurations
High current charging capability suitable for high-power applications
Programmability allows for tailored charging profiles
Advanced protections increase the safety and longevity of battery packs
Operation in wide temperature ranges suitable for harsh environments
Surface mount package enables compact and efficient PCB designs
BQ24745Texas Instruments