BQ24721RHBRG4

Battery Chargers Overview

The BQ24721RHBRG4 is a synchronous switch-mode battery charger and system power selector designed for multi-chemistry applications. It supports 3 to 4 series cells with a maximum group voltage of 19.2V. The device integrates an I2C interface for programmable configuration of charging parameters. It features overcurrent protection and operates within a temperature range of -40°C to 85°C. Packaged in a 32-pin VQFN, it manages charge cycles while selecting system power sources.

Battery Chargers Feature Summary

• Multi-chemistry battery charging capability supporting various cell types
• Integrated system power selector for seamless source management
• Programmable charging parameters via I2C digital interface
• Built-in overcurrent protection for enhanced safety

Battery Chargers Applications

• Portable electronic devices requiring multi-cell battery management
• Industrial equipment with diverse battery chemistry requirements
• Uninterruptible power supply systems
• Medical instrumentation with strict power management needs

Battery Chargers Procurement Notes

Verify the obsolete status of this component before procurement planning. Confirm availability through authorized distributors or surplus channels. Ensure compatibility with existing PCB footprints and design specifications. Check for alternative lead times due to end-of-life status. Validate that the 32-VQFN package matches your assembly requirements.

Battery Chargers Selection Notes

Select this component for designs requiring flexible multi-chemistry support and integrated power path management. Consider the I2C configurability for precise control over charging profiles. Evaluate the 3-to-4 cell voltage range against your battery pack specifications. Assess the need for synchronous rectification efficiency in your application context.

Battery Chargers Part Context

This part belongs to Texas Instruments' advanced multi-chemistry charger family. It combines switching regulation with system power selection in a single IC. The device targets applications needing robust battery management with digital control interfaces. Its design emphasizes efficiency and flexibility for complex power architectures.

Battery Chargers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Due to the obsolete status, direct replacements may require design modifications. Consult manufacturer resources for potential next-generation alternatives.