BQ24140YFFR

Battery Chargers Overview

The BQ24140YFFR is a single-cell lithium-ion and lithium-polymer battery charger IC from Texas Instruments. It operates within an input voltage range of 4 V to 9 V and provides an adjustable output voltage up to 4.44 V. The device supports an output current of 1.5 A and utilizes a 30-DSBGA package for surface mount installation.

Battery Chargers Feature Summary

• Integrates a synchronous switch-mode charger architecture for high efficiency
• Supports dual input sources including AC adapters and USB ports
• Includes programmable charge termination timer and thermal regulation

Battery Chargers Applications

• Portable consumer electronics requiring single-cell Li-Ion/Polymer charging
• USB-powered devices with external adapter backup capabilities
• Handheld medical instruments and industrial data loggers

Battery Chargers Procurement Notes

Verify the specific suffix YFFR against the manufacturer's latest datasheet to confirm package type and tape-and-reel specifications. Ensure compatibility with existing PCB footprints for the 30-DSBGA configuration before finalizing procurement orders.

Battery Chargers Selection Notes

Select this component when designing systems requiring dual-input flexibility between standard wall adapters and USB power sources. It is suitable for applications needing a compact solution for single-cell battery management with integrated power path control.

Battery Chargers Part Context

This part belongs to the BQ24140 family of battery chargers. It serves as the active semiconductor component, distinct from evaluation tools like the BQ24140EVM-003. The device functions as a standalone switch-mode charger controller for portable applications.

Battery Chargers Replacement Considerations

Consult official substitution guides for compatible alternatives such as the BQ24151AYFFR or BQ24180YFFR. Verify pinout compatibility and electrical parameter alignment before replacing the original component in existing designs.