BQ27500DRZT-V100

Battery Management Overview

The BQ27500DRZT-V100 is a System-Side Impedance Track™ fuel gauge IC designed for lithium-ion and lithium-polymer battery packs. It operates within a temperature range of -40 °C to +85 °C and utilizes a 12-pin SON package measuring 4 x 2.5 x 0.85 mm. The device supports typical operating voltages of 2.5 V and manages batteries with capacities ranging from 300 mAh to 8000 mAh. It features a low operating power current of 114 uA and maximum power dissipation of 482 mW.

Battery Management Feature Summary

• Implements the Impedance Track algorithm for accurate state-of-charge monitoring
• Provides system-side battery management capabilities
• Supports single-cell lithium-ion and lithium-polymer chemistries

Battery Management Applications

• Portable electronic devices requiring precise battery monitoring
• Medical equipment utilizing single-cell lithium batteries
• Industrial handheld tools with rechargeable power sources

Battery Management Procurement Notes

Verify the specific version suffix (V100) against the manufacturer's latest documentation to ensure compatibility with required firmware or hardware revisions. Confirm that the 12-pin SON package dimensions align with the target PCB layout constraints. Check for moisture sensitivity level requirements during storage and handling procedures.

Battery Management Selection Notes

Select this component when accurate coulomb counting and impedance tracking are required for single-cell applications. Ensure the design accommodates the specified operating voltage and temperature range. Consider the low standby current for battery life optimization in portable systems.

Battery Management Part Context

This part belongs to the BQ27500 family of fuel gauges, which includes variants such as BQ27500-V100 and BQ27500DRZT-V130. The BQ27500EVM serves as an evaluation board for testing these devices. The family is characterized by its Impedance Track technology for enhanced accuracy.

Battery Management Replacement Considerations

Direct substitutes include BQ27500-V100 and BQ27500DRZT-V130. Verify functional equivalence and pinout compatibility before substitution.