BQ26500PWG4

Battery Management Overview

The BQ26500PWG4 is a complete battery fuel gauge designed for one and two-cell lithium-ion applications. Manufactured by Texas Instruments, this component operates within a temperature range of 0 to 70 degrees Celsius. It utilizes an 8-pin TSSOP package with plastic/epoxy body material. The device functions as a power supply support circuit and includes features such as shutdown capability. It complies with RoHS standards and is lead-free. The part is classified under electronic components and integrated circuits.

Battery Management Feature Summary

• Provides accurate state-of-charge monitoring for single or dual cell lithium-ion batteries
• Integrates complete fuel gauge functionality in a compact surface-mount package
• Supports system shutdown control for enhanced power management

Battery Management Applications

• Portable consumer electronics
• Medical devices
• Industrial instrumentation

Battery Management Procurement Notes

Verify the exact package type and operating temperature range against official datasheets before integration. Confirm RoHS compliance status and lead-free characteristics match project requirements. Ensure the supplier provides valid traceability documentation for the specific manufacturing lot. Cross-reference the manufacturer part number to avoid confusion with similar variants.

Battery Management Selection Notes

Select this component when designing systems requiring precise battery level indication for one or two-cell Li-Ion configurations. Consider the thermal performance limits and package constraints during layout. Evaluate compatibility with existing communication interfaces and system voltage levels. Review application notes for optimal resistor and capacitor selection to ensure accuracy.

Battery Management Part Context

This part belongs to the BQ26500 series of battery fuel gauges from Texas Instruments. It is engineered for portable applications needing reliable energy monitoring. The PWG4 suffix indicates specific packaging and compliance attributes compared to standard versions. It serves as a critical interface between the battery pack and the main system processor.

Battery Management Replacement Considerations

Check for direct substitutes like the BQ26500PWR which shares identical functional specifications. Verify pinout compatibility and electrical parameters before swapping. Ensure any alternative meets the same temperature and package requirements.