S-8244AAXFN-CEXT2U

Battery Management Overview

The S-8244AAXFN-CEXT2U is a secondary protection IC for lithium-ion battery packs containing one to four series-connected cells. Manufactured by ABLIC Inc., it operates within a power supply voltage range of 1.5 V to 28 V and supports cell counts from 1S to 4S. The device is housed in an MSOP-8 package with an exposed pad, designed for surface-mount installation. It provides essential overcharge, overdischarge, and overcurrent protection functions to ensure battery pack safety.

Battery Management Feature Summary

• Provides secondary protection for 1-series to 4-series lithium-ion battery packs
• Integrates overcharge, overdischarge, and overcurrent detection circuits
• Operates across a wide power supply voltage range up to 28 V

Battery Management Applications

• Secondary protection for portable electronic devices
• Battery management systems for power tools
• Protection circuits for medical equipment batteries

Battery Management Procurement Notes

Verify the exact suffix 'CEXT2U' against official ABLIC documentation to confirm package type and temperature rating. Confirm availability status as distribution channels may vary. Ensure compatibility with existing PCB footprint for MSOP-8 packages before procurement.

Battery Management Selection Notes

Select this component when designing secondary protection for multi-cell lithium-ion configurations requiring wide input voltage support. Verify that the MSOP-8 package dimensions fit the target application constraints. Ensure the design accounts for the specific threshold voltages defined in the official datasheet.

Battery Management Part Context

This part belongs to the S-8244A series of battery protection ICs from ABLIC. These components are specifically engineered for secondary protection roles, complementing primary protection circuits in complex battery management architectures for consumer electronics and industrial applications.

Battery Management Replacement Considerations

Direct substitutes include other S-8244A series variants such as S-8244AAWFN-CEWT2U or S-8244AADFN-CEDT2U, provided pinout and electrical characteristics match the specific system requirements.