S-8254AAHFT-TB-G

Battery Management Overview

The S-8254AAHFT-TB-G is a battery protection IC designed for 3-series or 4-series lithium-ion and lithium polymer rechargeable batteries. It integrates high-accuracy voltage detection and delay circuits to prevent overcharge, overdischarge, and overcurrent conditions. The device operates within a power supply voltage range of 2 V to 24 V and is housed in a TSSOP-16 package suitable for surface mount installation.

Battery Management Feature Summary

• Provides comprehensive protection against overcharging, overdischarging, and short-circuit events for multi-cell battery packs.
• Features a three-stage overcurrent detection mechanism with distinct thresholds for minor, moderate, and severe current faults.
• Utilizes high-precision voltage detectors to ensure accurate monitoring of individual cell states within the series configuration.

Battery Management Applications

• Protection circuits for 3-series lithium-ion battery packs
• Protection circuits for 4-series lithium-polymer battery packs
• Portable electronic devices requiring multi-cell battery management

Battery Management Procurement Notes

Verify the specific suffix codes against the manufacturer's official datasheet to confirm exact threshold voltages and package variations. Ensure compatibility with the target battery chemistry and cell count before integration. Cross-reference ordering information with authorized distributors to confirm availability and authenticity.

Battery Management Selection Notes

Select this component when designing protection systems for 3S or 4S lithium-based battery configurations. Consider the specific overcharge and overdischarge voltage thresholds defined by the AAHFT suffix. Evaluate the required overcurrent protection levels against the three-stage detection capabilities to match application safety standards.

Battery Management Part Context

This part belongs to the S-8254 series from ABLIC, which are dedicated protection ICs for serial-connected lithium-ion and lithium-polymer batteries. The series is engineered to provide reliable safety monitoring through integrated voltage and current detection, ensuring longevity and safety of multi-cell battery assemblies in various consumer and industrial applications.

Battery Management Replacement Considerations

Direct substitutes must match the 3/4-cell protection function, TSSOP-16 package, and compatible voltage/current thresholds. Verify electrical parameters against the original datasheet specifications to ensure functional equivalence without redesigning the protection circuitry.

Battery Management FAQ

What is the operating voltage range for the S-8254AAHFT-TB-G?

The device operates within a power supply voltage range of 2 V to 24 V.

How does the S-8254AAHFT-TB-G handle overcurrent conditions?

It employs a three-stage overcurrent detection mechanism with different thresholds to address minor, moderate, and severe overcurrent faults.