S-8244ABKFM-CFKT2U

Battery Management Overview

The S-8244ABKFM-CFKT2U is a secondary battery protection IC designed for lithium-ion and lithium-polymer batteries. It supports configurations from one to four serial cells. The device features an internal high-precision voltage detector circuit with an overcharge detection voltage range of 3.700 V to 4.550 V, maintaining an accuracy of ± 25 mV at +25°C. It operates within a supply voltage range of 3.6 V to 24 V. The component is housed in an 8-TMSOP package.

Battery Management Feature Summary

• Provides secondary protection for multi-cell battery packs
• Integrates high-precision internal voltage detection circuits
• Supports flexible series cell configurations

Battery Management Applications

• Lithium-ion battery pack protection
• Lithium-polymer battery management systems
• Portable electronic device power safety

Battery Management Procurement Notes

Verify the specific suffix CFKT2U against official ABLIC documentation to confirm pinout and tape-and-reel specifications. Confirm current availability status as distribution channels may vary. Ensure compatibility with existing PCB footprints and thermal requirements before finalizing procurement orders.

Battery Management Selection Notes

Select this component when secondary overcharge protection is required for 1S to 4S battery architectures. The integrated precision detector simplifies design by reducing external component count. Verify that the operating voltage range aligns with the total pack voltage during charge and discharge cycles.

Battery Management Part Context

This part belongs to the S-8244 series of battery protection ICs manufactured by ABLIC Inc. The series focuses on providing reliable secondary protection mechanisms for portable energy storage applications. The specific model variant indicates particular packaging and handling characteristics defined by the manufacturer.

Battery Management Replacement Considerations

Direct substitutes include other S-8244 series variants such as S-8244AABFM-CEBT2U or S-8244AAUFN-CEUT2S, provided they match the required cell count and package type. Verify functional equivalence regarding detection voltages and accuracy before substitution.