S-19161BACA-M6T1U7

Overview

The S-19161BACA-M6T1U7 is an automotive battery protection IC designed for single-cell lithium-ion or lithium-polymer packs. It operates within a temperature range of -40°C to +125°C and utilizes an SOT-23-6 package. The device provides comprehensive protection functions including overcharge, overdischarge, overcurrent, and short-circuit detection. It integrates high-voltage tolerant inputs to monitor cell voltage directly without external dividers. The IC ensures reliable performance in harsh automotive environments by meeting AEC-Q100 qualification standards.

Feature Summary

• Integrated protection against overcharge, overdischarge, and overcurrent conditions for single-cell battery packs
• High-voltage tolerant input pins enabling direct connection to battery cells without external resistive dividers
• Automotive-grade reliability with operation up to 125°C junction temperature and AEC-Q100 qualification

Applications

• Single-cell lithium-ion battery pack protection in automotive systems
• Lithium-polymer battery management in vehicle electronics
• Automotive infotainment and instrument cluster power backup circuits

Procurement Notes

Verify the complete part number including suffixes to ensure correct configuration and packaging. Confirm AEC-Q100 compliance requirements for your specific automotive application tier. Check manufacturer documentation for latest revision status and recommended operating conditions. Ensure ESD handling procedures are followed during assembly due to sensitive input structures.

Selection Notes

Select this component when designing protection for single-cell automotive batteries requiring high thermal stability. Compare input tolerance levels against maximum cell voltage to avoid external divider networks. Evaluate overcurrent trip thresholds against load requirements to prevent nuisance tripping. Consider package thermal characteristics for PCB layout optimization in confined automotive enclosures.

Part Context

This part belongs to ABLIC's S-19161 series of battery protection ICs specifically engineered for automotive applications. The series focuses on single-cell protection with integrated high-voltage inputs. It complements other PMIC solutions by providing dedicated safety monitoring rather than general power regulation.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Verify pin compatibility and electrical specifications before considering alternative manufacturers.