S-19190AFH-M6T1U

Overview

The S-19190AFH-M6T1U is a voltage monitor circuit manufactured by ABLIC Inc., designed for battery backup switching applications. It operates within an input voltage range of 2.2 V to 5.5 V and features a threshold voltage of 2.4 V. The device utilizes a CMOS output type with active high logic. It is housed in a compact SOT-23-6 package suitable for surface mount installation. The component supports a manual reset function and includes a watchdog timer. It functions reliably across a temperature range from -40°C to +105°C.

Feature Summary

• Integrates battery backup switching functionality for seamless power transition
• Includes built-in watchdog timer for system stability monitoring
• Supports manual reset capability for controlled system recovery

Applications

• Battery-powered portable electronic devices requiring power management
• Embedded systems needing reliable voltage supervision
• Automotive electronics operating in harsh thermal environments

Procurement Notes

Verify the specific suffix M6T1U against official datasheets to confirm package type and tape/reel specifications. Ensure compatibility with existing PCB footprints for SOT-23-6 packages. Confirm operational temperature requirements align with the specified -40°C to +105°C range before finalizing procurement decisions.

Selection Notes

Select this component when battery backup switching is required alongside voltage monitoring. The inclusion of a watchdog timer makes it suitable for applications demanding fault detection. Verify that the 2.4 V threshold matches the system's critical voltage level. Consider the SOT-23-6 package size constraints during layout design.

Part Context

This part belongs to the S-19190 series, which focuses on voltage monitors with battery backup switch capabilities. The series is characterized by low current consumption and high accuracy. It is distinct from standard voltage detectors by its integrated switching feature for secondary power sources.

Replacement Considerations

Check for direct substitutes within the S-19190 series with different threshold voltages or output types. Verify pinout compatibility if considering alternative packages. Ensure any replacement maintains the same watchdog and manual reset functionalities.