S-8254AATFT-TB-U

Battery Management Overview

The S-8254AATFT-TB-U is a battery protection IC designed for 3-series or 4-series lithium-ion and lithium-polymer rechargeable batteries. It integrates high-accuracy voltage detectors 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. This component serves as a primary protection mechanism for multi-cell battery packs, ensuring safety through precise monitoring of cell voltages and current flow.

Battery Management Feature Summary

• Provides dedicated protection for 3-series or 4-series lithium-ion and lithium-polymer battery configurations
• Integrates high-accuracy voltage detection circuits with specified tolerance margins for reliable threshold identification
• Incorporates delay circuits to filter transient noise and prevent false triggering during normal operation

Battery Management Applications

• Protection circuits for 3-cell lithium-ion battery packs
• Safety management systems for 4-cell lithium-polymer battery assemblies
• Portable electronic devices requiring multi-cell battery supervision

Battery Management Procurement Notes

Verify the specific suffix codes against official ABLIC documentation to confirm exact electrical thresholds. Ensure the ordering code matches the required overcharge and overdischarge voltage levels. Confirm package type and reel specifications align with manufacturing requirements before finalizing procurement orders.

Battery Management Selection Notes

Select this IC when designing protection for 3 or 4 series connected cells. Verify that the operating voltage range covers the maximum pack voltage. Ensure external MOSFETs are compatible with the control signals provided by the IC for effective switching during fault conditions.

Battery Management Part Context

This component belongs to the S-8254 series of battery protection ICs from ABLIC. The series is engineered specifically for multi-cell lithium-based battery applications. It functions as a secondary protection layer alongside primary cell management systems to enhance overall pack safety and longevity.

Battery Management Replacement Considerations

Direct replacements must match the 3/4-cell architecture and TSSOP-16 package. Verify equivalent voltage detection accuracy and operating voltage ranges. Cross-reference specific suffix codes with manufacturer substitution lists to ensure functional compatibility.