BQ24109RHLT

Battery Chargers Overview

The BQ24109RHLT is a single-cell synchronous switch-mode Li-Ion and Li-Polymer battery charger manufactured by Texas Instruments. It operates within an input voltage range of 4.35 V to 16 V and supports a maximum charge current of 2 A. The device integrates power path management for system load prioritization. It utilizes a QFN package with 20 pins, measuring 4.5 mm x 3.5 mm x 0.9 mm. The component functions reliably across a temperature range of -40 °C to +85 °C.

Battery Chargers Feature Summary

• Integrates synchronous buck converter and power path management controller
• Supports standalone configuration via resistor programming
• Includes thermal regulation and input current limit features

Battery Chargers Applications

• Portable consumer electronics charging
• Battery-powered medical devices
• Industrial handheld equipment

Battery Chargers Procurement Notes

Verify the specific suffix RHLT against official datasheets to confirm tape-and-reel packaging and pinout compatibility. Ensure the supplier provides traceability documentation matching the manufacturer's lot codes. Confirm that the component meets RoHS standards and matches the exact package dimensions specified in the technical data.

Battery Chargers Selection Notes

Select this component when designing systems requiring integrated power path management for single-cell lithium batteries. It is suitable for applications needing high efficiency and compact footprint. Verify that the input supply voltage remains within the 4.35 V to 16 V operational window. Ensure the design accommodates the required thermal dissipation for the QFN-20 package.

Battery Chargers Part Context

This part belongs to the BQ241xx family of battery chargers from Texas Instruments. These components are designed for portable applications requiring efficient charging profiles. The series typically includes variants with different current ratings and interface options. This specific model focuses on standalone operation without digital communication interfaces.

Battery Chargers Replacement Considerations

Consult official substitution guides for compatible alternatives such as the BQ24103 or BQ24125. Verify that any substitute maintains identical pin configurations and electrical characteristics. Cross-reference package dimensions to ensure mechanical fit.