S-8254AASFT-TB-U

Battery Management Overview

The S-8254AASFT-TB-U is a battery protection IC designed for lithium-ion and lithium-polymer battery packs consisting of three or four series-connected cells. It operates within a power supply voltage range of 2 V to 24 V and utilizes a TSSOP-16 surface-mount package. The device provides comprehensive protection against overcharge, overdischarge, and overcurrent conditions through high-precision voltage detection and multi-stage current sensing mechanisms.

Battery Management Feature Summary

• Provides dedicated protection for three or four series-connected lithium-ion and lithium-polymer battery cells
• Integrates high-precision voltage detection circuits for monitoring individual cell states during charge and discharge cycles
• Implements multi-stage overcurrent protection mechanisms to handle varying levels of fault currents and short circuits

Battery Management Applications

• Protection circuits for portable electronic devices utilizing multi-cell battery packs
• Safety management systems in electric tools with series-connected lithium batteries
• Battery management modules for medical equipment requiring reliable cell protection

Battery Management Procurement Notes

Verify the specific part number suffix to confirm the exact overcharge detection voltage threshold, as variations exist within the S-8254A series. Ensure compatibility with the target battery chemistry and required protection timing specifications before finalizing procurement. Confirm package availability and lead times directly with authorized distributors.

Battery Management Selection Notes

Select this component when designing protection circuits for three or four series lithium battery configurations. Verify that the operating voltage range covers the maximum pack voltage. Ensure the selected variant matches the required overcharge and overdischarge thresholds for the specific battery cells used in the application.

Battery Management Part Context

This component belongs to the S-8254A series of battery protection ICs manufactured by ABLIC Inc. The series is engineered specifically for safeguarding multi-cell lithium-based battery packs against electrical faults. It serves as a critical safety element in modern portable electronics and industrial applications relying on rechargeable lithium power sources.

Battery Management Replacement Considerations

Direct substitutes within the same series include variants such as S-8254ABGFT-TB-U and S-8254AAVFT-TB-U. These alternatives share identical pinouts and core functionalities but differ in specific voltage detection thresholds. Verify threshold compatibility before substitution.