Manufacturer Part Number
BQ24740RHDRG4
Manufacturer
Texas Instruments
Introduction
The BQ24740RHDRG4 is a high-efficiency, synchronous battery charger from Texas Instruments, targeting a broad array of power management applications. It supports multi-chemistry battery packs with 2 to 4 cells.
Product Features and Performance
Supports multi-chemistry batteries
Synchronous battery charging for efficiency
Programmable constant charging current
Over voltage protection enhances safety
Capable of delivering up to 10A charging current
Supports a battery pack voltage up to 18V
Can operate with a supply voltage up to 24V
Wide operating temperature range from -40°C to 125°C
Surface mount technology for compact integration in devices
Product Advantages
High charging current capability for faster battery charging
Multi-chemistry support offers versatility across different battery types
High efficiency due to synchronous charging
Robust safety features including over voltage protection
Suitable for high-temperature operations
Key Technical Parameters
Number of Cells: 2 ~ 4
Current Charging: Constant Programmable
Charge Current Max: 10A
Battery Pack Voltage: 18V (Max)
Voltage Supply (Max): 24V
Operating Temperature: -40°C ~ 125°C (TJ)
Mounting Type: Surface Mount
Package / Case: 28-VFQFN Exposed Pad
Quality and Safety Features
Over voltage protection for enhanced safety
Built to withstand harsh environments with a wide operating temperature range
Compatibility
Compatible with multi-chemistry battery chemistries
Suited for 2 to 4 cell battery packs
Application Areas
Laptops and portable computers
Power tools
Medical devices
Portable consumer electronics requiring rechargeable battery management solutions
Product Lifecycle
The BQ24740RHDRG4 has been designated as obsolete by Texas Instruments, indicating that it may be nearing discontinuation with limited availability. Replacements or upgrades may be available for newer designs.
Several Key Reasons to Choose This Product
High current capability facilitates quicker battery charging
Versatile multi-chemistry support caters to a wide range of battery types
Efficiency enhancements due to synchronous charging technology
Robust design suitable for applications demanding high reliability and safety
Broad operating temperature range supports use in challenging environmental conditions
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