S-8261AAXMD-G2XT2G

Battery Management Overview

The S-8261AAXMD-G2XT2G is a lithium-ion battery protection IC from the S-8261 series, designed for single-cell applications. It operates within a supply voltage range of 1.5 V to 28 V and supports output voltages up to 4.275 V. The device features high-precision voltage detection with overcharge detection accuracy of ±25 mV at 25°C and overdischarge detection accuracy of ±50 mV. It includes built-in delay circuits eliminating external capacitors, three-stage overcurrent protection, and charger detection capabilities. Operating temperatures range from -40°C to +85°C, with typical standby current of 3.5 μA.

Battery Management Feature Summary

• Built-in high-precision voltage detection circuitry for overcharge, overdischarge, and overcurrent monitoring without external components
• Integrated delay circuits for all protection functions, removing the need for external capacitors
• Three-stage overcurrent detection including load short-circuit protection
• Charger detection and abnormal charging current detection functions

Battery Management Applications

• Lithium-ion rechargeable battery packs
• Lithium polymer rechargeable battery packs
• Portable electronic devices requiring single-cell protection

Battery Management Procurement Notes

Verify the specific suffix G2XT2G against official ABLIC documentation to confirm package type and tape/reel specifications. Ensure compatibility with target operating temperature ranges (-40°C to +85°C). Confirm RoHS compliance status through manufacturer datasheets prior to integration. Validate that the selected voltage detection parameters match the specific battery chemistry requirements.

Battery Management Selection Notes

Select this component when precise voltage monitoring is required for single-cell Li-ion or Li-polymer batteries. The integrated delay circuits simplify PCB layout by removing external timing capacitors. Consider the wide operating voltage range (up to 28 V) for robustness against transient conditions. Evaluate the low standby current consumption for battery-powered applications where power efficiency is critical.

Battery Management Part Context

This part belongs to the S-8261 series of battery management ICs manufactured by ABLIC Inc. The series is specifically engineered for protecting single-cell lithium-based batteries. It integrates multiple protection functions into a compact surface-mount package, offering a solution for portable electronics and battery packs requiring reliable overcharge and overdischarge prevention.

Battery Management Replacement Considerations

Consult official ABLIC substitution guides for compatible alternatives within the S-8261 family. Verify pinout compatibility and electrical parameter overlaps before replacing. Generic equivalents may lack the specific integrated delay features or precision accuracy of the original component.