S-8252ABB-M6T1U

Battery Management Overview

The S-8252ABB-M6T1U is a battery protection IC designed for two-series lithium-ion or lithium-polymer cells. It operates within an ambient temperature range of -40°C to +85°C and utilizes SOT-23-6 surface-mount packaging. The device provides high-accuracy voltage detection for each cell, with overcharge detection voltages adjustable from 3.550 V to 4.600 V in 5 mV steps. Specific parameters for this suffix include an overcharge detection voltage of 4.300 V per cell, an overdischarge detection voltage of 2.000 V, and an overcurrent detection voltage of 0.120 V.

Battery Management Feature Summary

• Provides independent high-accuracy voltage monitoring for each cell in a two-cell series configuration.
• Integrates protection functions against overcharge, overdischarge, and overcurrent conditions.
• Supports configurable detection thresholds to accommodate various battery chemistries and safety requirements.

Battery Management Applications

• Protection circuits for portable electronic devices using dual-cell lithium batteries
• Battery management systems in consumer electronics
• Power protection for medical equipment with lithium polymer power sources

Battery Management Procurement Notes

Verify the specific detection voltage suffix (e.g., ABB) matches the design requirements, as the S-8252 series offers numerous threshold variations. Confirm the package type is SOT-23-6 and the operating temperature range meets the application environment. Ensure compatibility with the target battery chemistry and required protection timing characteristics before finalizing procurement.

Battery Management Selection Notes

Select this component when a dedicated solution for two-series lithium cells is required. Compare detection accuracy and standby current consumption against alternative PMICs. Verify that the available overcharge and overdischarge voltage options align with the specific battery pack specifications. Consider the physical footprint constraints of the SOT-23-6 package during PCB layout.

Battery Management Part Context

This part belongs to the S-8252 series of battery protection ICs from ABLIC Inc. The series is engineered for compact, high-reliability protection of lithium-ion and lithium-polymer batteries. It integrates essential sensing and control logic into a small surface-mount package, reducing the need for external discrete components typically required in multi-cell battery protection designs.

Battery Management Replacement Considerations

Direct substitutes may include other S-8252 variants with different voltage suffixes if thresholds differ. Cross-reference with other dual-cell Li-ion protection ICs from manufacturers like Nisshinbo or Texas Instruments, ensuring pinout and electrical specifications match.

Battery Management FAQ

What is the maximum number of cells supported by the S-8252ABB-M6T1U?

The S-8252ABB-M6T1U is designed specifically for protecting battery packs consisting of two serial-connected lithium-ion or lithium-polymer cells.

How is the overcharge detection voltage determined for this specific model?

For the S-8252ABB-M6T1U variant, the overcharge detection voltage is fixed at 4.300 V per cell, as indicated by the 'ABB' suffix in the part number.