BQ27501DRZR

Battery Management Overview

The BQ27501DRZR is a system-side Impedance Track fuel gauge integrated circuit manufactured by Texas Instruments. Designed for lithium-ion battery applications, it provides accurate state-of-charge monitoring and protection features. The device operates within a temperature range of -40°C to +85°C and utilizes an SMD/SMT SON-12 package. It supports battery capacities ranging from 300 mAh to 8000 mAh and includes over-temperature fault protection mechanisms.

Battery Management Feature Summary

• System-side Impedance Track fuel gauge technology for precise state-of-charge estimation
• Integrated over-temperature fault protection for enhanced safety
• Compatible with single-cell lithium-ion battery chemistries

Battery Management Applications

• Portable electronic devices requiring accurate battery life prediction
• Medical equipment needing reliable power management
• Industrial handheld tools utilizing lithium-ion power sources

Battery Management Procurement Notes

Verify component authenticity through authorized distributors due to potential counterfeit risks. Confirm RoHS compliance status via official datasheets before integration. Check current lifecycle status as availability may vary by region. Ensure proper handling procedures are followed given moisture sensitivity classification. Validate pinout compatibility with existing PCB layouts during procurement planning.

Battery Management Selection Notes

Select this component when precise state-of-charge accuracy is critical for system operation. Consider the SON-12 package constraints for space-limited designs. Evaluate thermal performance requirements against the specified operating temperature range. Assess interface compatibility with host microcontrollers for data communication. Verify battery capacity falls within the supported 300 mAh to 8000 mAh range.

Battery Management Part Context

Part of Texas Instruments' BQ275xx series of fuel gauges, designed for portable electronics. The DRZR suffix indicates tape-and-reel packaging configuration. This specific variant integrates impedance tracking algorithms optimized for lithium-ion cells. It represents a mature solution in battery management systems with established design resources.

Battery Management Replacement Considerations

Consult official change lists for revisions such as BQ27510-G1 or G2 variants. Verify pin-to-pin compatibility before substitution. Review updated feature sets and electrical characteristics in newer generation datasheets. Confirm application note compatibility for existing designs.