BQ27411DRZR-G1D

Battery Management Overview

The BQ27411DRZR-G1D is a single-cell lithium-ion battery fuel gauge from Texas Instruments. It utilizes the Impedance Track algorithm for accurate state-of-charge estimation and supports I2C communication. The device operates within a temperature range of -40°C to 85°C and is housed in a 12-VFDFN package with an exposed pad.

Battery Management Feature Summary

• Integrates coulomb counting with the patented Impedance Track algorithm for precise capacity tracking
• Provides essential battery status information including remaining capacity and state-of-health
• Features a compact surface-mount package suitable for space-constrained portable designs

Battery Management Applications

• Single-cell Li-Ion battery pack monitoring
• Portable electronic devices requiring accurate state-of-charge data
• Battery management systems utilizing I2C interfaces

Battery Management Procurement Notes

Verify the specific suffix 'G1D' against official Texas Instruments documentation to confirm exact revision details, as datasheets often reference the base 'G1' series. Ensure compatibility with your system's I2C addressing and voltage levels before procurement.

Battery Management Selection Notes

Select this component for applications requiring high accuracy in single-cell lithium-ion monitoring. The Impedance Track technology offers superior performance compared to basic voltage-based gauges, particularly for maintaining capacity estimates over the battery's lifecycle.

Battery Management Part Context

This part belongs to the BQ27411-G1 family of fuel gauges. It is designed specifically for single-cell chemistries and integrates necessary sensing components on-chip to minimize external bill of materials while maximizing measurement precision.

Battery Management Replacement Considerations

Consult Texas Instruments documentation for direct pin-to-pin or functionally equivalent alternatives within the BQ27xxx series. Verify that any substitute maintains support for the Impedance Track algorithm and I2C interface requirements.