S-8215AAK-K8T2U

Battery Management Overview

The S-8215AAK-K8T2U is a battery protection IC designed for lithium-ion battery packs consisting of three to five series-connected cells. It operates within a power supply voltage range of 3.6 V to 26 V and utilizes an 8-pin TMSOP package. The device provides high-accuracy overcharge detection voltages adjustable in 50 mV steps from 3.600 V to 4.700 V per cell. It features low operating current consumption, ensuring minimal impact on battery life during standby conditions.

Battery Management Feature Summary

• Provides independent high-accuracy voltage detection for each individual cell in the battery pack
• Supports configurable overcharge detection thresholds with fine resolution adjustments
• Designed specifically for secondary protection of multi-cell lithium-ion battery assemblies

Battery Management Applications

• Protection circuits for 3-series to 5-series lithium-ion battery packs
• Secondary protection stages in portable electronic devices
• Battery management systems requiring precise cell-level voltage monitoring

Battery Management Procurement Notes

Verify the specific suffix against official ABLIC documentation to confirm exact detection voltage settings and pin configurations. Ensure compatibility with the target battery chemistry and pack architecture before integration. Confirm RoHS compliance status through the manufacturer's latest datasheet revision.

Battery Management Selection Notes

Select this component when precise per-cell overcharge protection is required for 3S to 5S lithium-ion configurations. Consider the available detection voltage steps and operating temperature range relative to the application environment. Evaluate the low quiescent current benefit for long-term battery efficiency requirements.

Battery Management Part Context

This part belongs to the S-8215A series of battery protection ICs manufactured by ABLIC Inc. The series focuses on providing reliable secondary protection for multi-cell lithium-ion batteries. The device integrates essential safety functions into a compact surface-mount package suitable for space-constrained applications.

Battery Management Replacement Considerations

Consult official substitution lists for compatible variants within the S-8215A family. Verify that alternative parts match the required detection voltage accuracy and package dimensions. Cross-reference electrical specifications to ensure functional equivalence in the target circuit design.