BQ27500DRZT-V120

Battery Management Overview

The BQ27500DRZT-V120 is a System-Side Impedance Track fuel gauge designed for single-cell lithium-ion battery packs. It operates within a supply voltage range of 2.5 V to 6 V and supports battery capacities from 300 mAh to 8000 mAh. The device functions across an operating temperature range of -40 °C to +85 °C. It utilizes a 12-pin SON package with dimensions of 4 mm by 2.5 mm. Communication with the host microcontroller is established via an I²C interface.

Battery Management Feature Summary

• Utilizes patented Impedance Track technology for precise state-of-charge prediction
• Functions as a microcontroller peripheral requiring minimal firmware development
• Integrates internal temperature sensing and low-battery interrupt warnings

Battery Management Applications

• Smartphones
• Personal Digital Assistants (PDAs)
• Digital still and video cameras
• Handheld terminals
• MP3 and multimedia players

Battery Management Procurement Notes

Verify the specific revision suffix, such as V120, against the manufacturer's current product selection guide to confirm availability and exact electrical characteristics. Ensure the ordering part number matches the required package variant and version code. Cross-reference official datasheets for any updates regarding lead times or lifecycle status before finalizing procurement plans.

Battery Management Selection Notes

Select this component for applications requiring system-side fuel gauging where the battery is embedded or removable. It is suitable for designs needing accurate remaining capacity and run-time predictions without complex algorithm implementation. Consider the 12-pin SON footprint and I²C connectivity when designing the PCB layout and selecting the host processor.

Battery Management Part Context

This part belongs to the BQ2750x family of Impedance Track fuel gauges from Texas Instruments. It is engineered for portable electronics, providing detailed battery information including voltage, temperature, and charge level. The device simplifies battery management by handling calibration and aging compensation automatically through its integrated algorithms.

Battery Management Replacement Considerations

Compatible substitutes include BQ27500DRZT-V100 and BQ27500DRZT-V130. Verify pin compatibility and software configuration requirements when transitioning between these versions.