BQ28550DRZR-R1

Battery Management Overview

The BQ28550DRZR-R1 is a single-cell lithium-ion battery gas gauge and protection IC from Texas Instruments. It operates within a supply voltage range of 2.2 V to 26 V, with an operating supply current of 20 mA. The device supports output currents up to 40 mA and features a VSON-12 package. It functions across a temperature range of -40°C to +85°C and includes integrated protection mechanisms for battery safety.

Battery Management Feature Summary

• Integrates fuel gauging and protection functions for single-cell lithium-ion batteries
• Compact 12-SON package design suitable for space-constrained mobile devices
• Supports standard learning cycles for accurate state-of-charge estimation

Battery Management Applications

• Mobile phones and smartphones
• Tablets and portable computing devices
• Wearable electronics

Battery Management Procurement Notes

Verify component status as this part may be obsolete or discontinued. Confirm availability through authorized distributors only. Check for valid replacement options if production continuity is required. Ensure compatibility with existing board designs before procurement.

Battery Management Selection Notes

Select this component for applications requiring integrated gas gauging and protection in a small footprint. Consider the VSON-12 package constraints and thermal performance. Verify that the single-cell architecture meets the specific battery chemistry requirements of the target application.

Battery Management Part Context

This component belongs to the BQ28 series of battery management ICs by Texas Instruments. It is designed for consumer electronics where size and integration are critical. The DRZR suffix indicates the specific tape and reel packaging configuration.

Battery Management Replacement Considerations

Check for official substitutes listed by Texas Instruments due to potential obsolescence. Evaluate alternative packages or updated models within the same family for pin-to-pin compatibility.