BQ27541DRZR

Battery Management Overview

The BQ27541DRZR-G1 is a pack-side Impedance Track fuel gauge for single-cell lithium-ion and lithium-polymer batteries. It operates within a supply voltage range of 2.7 V to 5.5 V, providing an output voltage of 2.5 V and an output current capability of 250 mA. The device supports battery capacities from 300 mAh to 16000 mAh and functions in temperatures ranging from -40°C to +85°C. It utilizes a 12-SON package with surface-mount installation.

Battery Management Feature Summary

• Implements patented Impedance Track algorithm for precise state-of-charge monitoring
• Provides comprehensive battery metrics including remaining capacity, runtime, voltage, and temperature
• Designed for pack-side integration to manage embedded or removable battery packs

Battery Management Applications

• Single-cell lithium-ion battery pack management
• Lithium-polymer battery fuel gauging
• Embedded battery systems requiring high accuracy
• Removable battery pack monitoring

Battery Management Procurement Notes

Verify the specific revision suffix (e.g., G1) against the latest Texas Instruments datasheet to ensure compatibility with current manufacturing processes. Confirm that the component meets all required environmental standards and RoHS compliance specifications for the intended application before finalizing procurement decisions.

Battery Management Selection Notes

Select this component when accurate state-of-charge data is critical for single-cell lithium-based applications. Ensure the host system supports the necessary interface protocols and that the operating temperature range aligns with the device's specified limits. Consider the physical footprint constraints associated with the 12-SON package during PCB layout design.

Battery Management Part Context

This part belongs to the BQ2754x-G1 series of fuel gauges, representing an evolution from previous versions like the V200. It is categorized under PMIC - Power Management ICs specifically for battery management. The device integrates advanced algorithms to replace complex firmware development typically required for battery monitoring solutions.

Battery Management Replacement Considerations

The BQ27541DRZT-V200 is listed as a discontinued predecessor. For active replacements, verify cross-compatibility with newer revisions such as the BQ27541DRZR-G1. Ensure that any substitute maintains the same Impedance Track functionality and pinout configuration to avoid redesign efforts.