BQ24171RGYR

Battery Chargers Overview

The BQ24171RGYR is a standalone switch-mode lithium-ion and lithium-polymer battery charger manufactured by Texas Instruments. It operates within an input voltage range of 4.5 V to 17 V and delivers up to 4 A of output current. The device features adjustable output voltage and supports a wide operating temperature range from -40 °C to +85 °C. Packaged in a VQFN-24 surface-mount format, it integrates thermal regulation and charge status indication for efficient power management.

Battery Chargers Feature Summary

• Supports switch-mode charging architecture for high efficiency with Li-Ion and Li-Po batteries
• Integrates thermal regulation to dynamically adjust charge current based on temperature
• Provides programmable charge termination and status indication via dedicated pins

Battery Chargers Applications

• Portable computing devices requiring compact power management solutions
• Industrial equipment utilizing single-cell lithium battery packs
• Consumer electronics with space-constrained battery charging requirements

Battery Chargers Procurement Notes

Verify the suffix RGYR corresponds to the reel packaging variant rather than cut tape when sourcing. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure ESD handling protocols are followed due to moisture sensitivity classification. Cross-reference the specific revision level against design specifications to guarantee compatibility with existing firmware or hardware configurations.

Battery Chargers Selection Notes

Select this component for applications requiring a compact, high-efficiency solution for single-cell lithium batteries. The integrated switch-mode topology reduces external component count compared to linear alternatives. Consider the VQFN-24 package for thermal performance and board space optimization. Validate that the input voltage range aligns with the available power source constraints.

Battery Chargers Part Context

This part belongs to the BQ2417x family of battery chargers designed for portable applications. It complements other Texas Instruments power management ICs by offering specialized charging control. The device is positioned as a cost-effective alternative to linear chargers while maintaining small form factor requirements.

Battery Chargers Replacement Considerations

The BQ24170RGYT is a documented substitute within the same product family. Verify pinout compatibility and electrical parameter alignment before substitution. Ensure the replacement variant meets the specific packaging and thermal requirements of the original design.