S-8209AAT-T8T1U

Battery Management Overview

The S-8209AAT-T8T1U is a battery protection IC designed for multi-cell lithium-ion or lithium polymer battery packs. It integrates cell balance functions to maintain voltage consistency across series-connected cells. The device operates within a supply voltage range of 1.5 V to 10 V and supports surface-mount installation in an 8-TSSOP package. It provides comprehensive protection against overcharge, overdischarge, and overcurrent conditions, ensuring safe operation within a temperature range of -40°C to +85°C.

Battery Management Feature Summary

• Integrates cell balancing functionality to equalize voltage differences between series-connected battery cells.
• Provides multi-layer protection including overcharge, overdischarge, and overcurrent detection.
• Supports operation with lithium-ion and lithium polymer battery chemistries.

Battery Management Applications

• Protection circuits for multi-cell lithium-ion battery packs
• Lithium polymer battery management systems requiring cell balancing
• Portable electronic devices utilizing series-connected battery configurations

Battery Management Procurement Notes

Verify the specific suffix T8T1U corresponds to the required tape-and-reel packaging configuration. Confirm that the AAE or AAT variant designation aligns with the intended electrical characteristics for your design. Ensure compatibility with the target PCB footprint for the 8-TSSOP package before finalizing procurement orders.

Battery Management Selection Notes

Select this component when designing battery protection systems that require integrated cell balancing capabilities. It is suitable for applications involving multiple series-connected lithium cells where voltage uniformity is critical. Consider the operating voltage range and thermal requirements to ensure the device meets the system's environmental specifications.

Battery Management Part Context

This part belongs to the S-8209A series from ABLIC Inc., specialized for battery protection. The series focuses on managing multi-cell lithium-based batteries with built-in balancing features. It serves as a key component in power management integrated circuits (PMIC) for portable electronics and industrial battery packs.

Battery Management Replacement Considerations

Direct substitutes include other parts within the S-8209A family, such as the S-8209AAE-T8T1U, provided the pinout and functional parameters remain compatible. Verify equivalent protection thresholds and balancing mechanisms before substitution.