S-19190AYH-M6T1U

Overview

The S-19190AYH-M6T1U is a battery protection IC from ABLIC Inc., designed for two-series lithium-ion or lithium-polymer battery packs. It integrates overcharge, overdischarge, and overcurrent protection functions within an ultra-small package. The device monitors cell voltages to prevent damage from abnormal electrical conditions. It features high accuracy in voltage detection thresholds and includes built-in delay circuits to ignore transient noise. The component operates across a wide temperature range suitable for automotive and industrial applications.

Feature Summary

• Integrates overcharge, overdischarge, and overcurrent protection for two-cell series battery packs
• Features high-accuracy voltage detection thresholds to ensure reliable battery management
• Includes built-in delay circuits to filter out transient noise and prevent false triggering
• Utilizes CMOS technology for low current consumption and compact footprint

Applications

• Two-cell series lithium-ion battery pack protection
• Automotive electronic systems requiring robust battery monitoring
• Industrial equipment with dual-cell power sources
• Portable devices utilizing two-series rechargeable battery configurations

Procurement Notes

Verify the specific suffix codes against the official datasheet to confirm threshold voltages and package variants. Confirm RoHS compliance status and automotive qualification requirements such as AEC-Q100 if applicable to your design. Check for lead-free markings and manufacturing date codes to ensure component freshness. Validate supply chain authenticity through authorized distributors only.

Selection Notes

Select this component when designing protection circuits for two-series battery architectures. Ensure the required detection voltages match the specific chemistry of the target batteries. Consider the operating temperature range and package size constraints during PCB layout. Verify that the overcurrent detection settings align with the maximum allowable discharge currents of the connected cells.

Part Context

This part belongs to the S-19190 series of battery protection ICs from ABLIC. The series is characterized by its integration of multiple protection functions into a single small package. It is engineered for high reliability in demanding environments. The S-19190 series supports various threshold combinations to accommodate different battery types and system requirements.

Replacement Considerations

Check for direct pin-compatible alternatives within the same S-19190 family with adjusted threshold suffixes. Verify functional equivalence regarding overcurrent detection methods and delay times. Ensure any substitute maintains the same package dimensions and thermal characteristics.