BQ24730RGFRG4

Battery Chargers Overview

The BQ24730RGFRG4 is a multi-cell battery charger IC from Texas Instruments designed for advanced charging applications. It integrates a system power selector to manage input source priority between an adapter and USB host. The device supports lithium-ion battery chemistries and features synchronous rectification for high efficiency. Key electrical parameters include a maximum charge current capability, adjustable input current limit, and support for multiple cell configurations. It operates within a specified voltage range and includes comprehensive protection mechanisms such as thermal regulation and fault monitoring to ensure safe operation during the charging cycle.

Battery Chargers Feature Summary

• Integrates a system power selector for automatic source management between AC adapter and USB inputs
• Supports synchronous buck conversion architecture for improved charging efficiency in multi-cell setups
• Provides programmable charge current and voltage regulation tailored for lithium-ion battery packs
• Includes integrated thermal regulation and fault protection for reliable operation

Battery Chargers Applications

• Multi-cell portable electronic devices requiring efficient power path management
• Battery-powered systems utilizing both AC adapter and USB host charging sources
• Advanced consumer electronics with strict power budget constraints

Battery Chargers Procurement Notes

Verify component authenticity through authorized distribution channels only. Confirm package marking and datasheet revision match the specific order requirements. Check for obsolescence status or lifecycle notifications prior to procurement. Ensure compatibility with existing PCB footprint and design-in specifications. Review supply chain documentation for traceability and compliance with relevant standards.

Battery Chargers Selection Notes

Evaluate the BQ24730RGFRG4 against system power requirements and available input sources. Consider the need for synchronous rectification and system power selection features. Assess thermal performance and heat dissipation capabilities within the target enclosure. Compare pinout and packaging options with alternative solutions if redesign flexibility exists. Verify that the integrated protections align with safety standards for the intended application environment.

Battery Chargers Part Context

This component belongs to Texas Instruments' BQ247xx series of multi-cell synchronous switch-mode chargers. It is part of a family of power management ICs focused on complex battery charging topologies. The RGFRG4 suffix indicates a specific tape and reel packaging configuration suitable for automated surface-mount assembly processes.

Battery Chargers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official manufacturer resources for potential end-of-life alternatives or next-generation replacements.