BQ24721RHBR

Battery Chargers Overview

The BQ24721RHBR is a synchronous switch-mode charger and system power path manager from Texas Instruments. It supports multi-cell lithium-ion, lithium-polymer, nickel-cadmium, and nickel-metal hydride battery chemistries. The device manages a battery pack voltage up to 19.2V with an output range of 9V to 19.2V. Designed for 3 to 4 cell configurations, it integrates overcurrent fault protection and programmable current features. The component operates within a temperature range of -40°C to 85°C.

Battery Chargers Feature Summary

• Advanced multi-chemistry and multi-cell synchronous switch-mode charging capability
• Integrated system power path management for simultaneous charging and load supply
• Supports multiple battery types including Li-ion, Li-Po, NiCd, and NiMH

Battery Chargers Applications

• Portable computing devices requiring multi-cell battery support
• Industrial equipment utilizing Nickel-based battery packs
• High-power portable electronics with system power path requirements

Battery Chargers Procurement Notes

Verify the specific suffix RHBR against official Texas Instruments documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with your PCB footprint and thermal design requirements. Cross-reference the part number with authorized distributors to avoid counterfeit components. Confirm that the operating temperature range meets your environmental constraints before finalizing procurement decisions.

Battery Chargers Selection Notes

Select this component when designing systems requiring support for diverse battery chemistries beyond standard lithium-ion. It is suitable for applications needing integrated power path management to handle both charging and system loads efficiently. Consider the 3-to-4 cell voltage range and the 19.2V maximum pack voltage limits during system architecture planning.

Battery Chargers Part Context

This part belongs to the BQ2472x family of advanced chargers. It shares functional similarities with variants like the BQ24721CRHBR but differs in packaging or specific ordering suffixes. The family focuses on high-efficiency synchronous rectification and robust fault protection for demanding portable and industrial applications.

Battery Chargers Replacement Considerations

Check for direct substitutes such as the BQ24721CRHBR. Verify pinout compatibility and electrical parameter alignment before substitution. Consult Texas Instruments for updated lifecycle status and recommended alternatives if the component is nearing end-of-life.