S-19101N31H-M5T2U

Supervisors Overview

The S-19101N31H-M5T2U is an automotive voltage detector from the S-19101xxxH series, manufactured by ABLIC Inc. using CMOS technology. It features a fixed detection threshold of 3.1V and operates within a supply voltage range of 0.7V to 6.0V. The device provides an active-low output signal with open-drain or open-collector configuration. It supports manual reset functionality and includes a battery backup switch. Designed for high reliability, it withstands maximum operating temperatures up to +105°C and is housed in a compact SOT-23-5 package.

Supervisors Feature Summary

• Automotive-grade design optimized for operation at temperatures up to 105°C
• Integrated manual reset function for controlled system recovery
• Battery backup switching capability to maintain data during power transitions
• Open-drain/open-collector output interface for flexible logic compatibility

Supervisors Applications

• Automotive electronic control units requiring voltage supervision
• Engine management systems monitoring power integrity
• Infotainment and body electronics protection circuits
• Industrial controllers operating in high-temperature environments

Supervisors Procurement Notes

Verify RoHS compliance status through official manufacturer documentation before integration. Confirm that the SOT-23-5 package dimensions match your PCB footprint requirements. Ensure the 3.1V threshold aligns with your system's voltage tolerance limits. Check for any specific automotive qualification certifications required by your supply chain standards. Validate input voltage ranges against your actual operating conditions.

Supervisors Selection Notes

Choose this component when automotive temperature ratings are mandatory. Select if manual reset capability is needed for system diagnostics. Consider this part for applications requiring battery backup switching during power loss. Verify that the open-drain output suits your microcontroller input requirements. Ensure the 3.1V threshold matches your critical voltage detection needs.

Supervisors Part Context

This device belongs to the S-19101xxxH series of automotive voltage detectors. The series utilizes advanced CMOS processes for low power consumption and high stability. It complements other ABLIC supervisory circuits designed for harsh automotive environments. The SOT-23-5 package offers space-efficient mounting for dense circuit boards.

Supervisors Replacement Considerations

Check for direct cross-references within the S-19101xxxH family with different thresholds. Verify pinout compatibility with existing designs before substitution. Confirm thermal performance matches original specifications. Review datasheet differences for output drive capabilities.