XC6122C645MR-G

Supervisors Overview

The XC6122C645MR-G is a voltage monitor IC from Torex Semiconductor, designed for supervisory circuit applications. It features a fixed threshold voltage of 4.5 V and operates within a supply voltage range of 1 V to 6 V. The device provides an open-drain CMOS output with a standard reset delay time of 50 ms. It incorporates a watchdog timer function and power-fail detection capability. The component is housed in a compact SOT-25-5 package, suitable for surface-mount installation. It supports battery backup switching and maintains low operating current characteristics.

Supervisors Feature Summary

• Integrates a watchdog timer for system reliability monitoring
• Provides dedicated power-fail detection signal output
• Supports battery backup switching functionality
• Features open-drain CMOS output interface

Supervisors Applications

• Embedded system voltage supervision
• Microcontroller reset circuit design
• Battery-powered device power management
• Industrial control system monitoring

Supervisors Procurement Notes

Verify the specific suffix MR-G against the manufacturer's official datasheet to confirm package type and tape/reel specifications. Ensure the threshold voltage matches the target application requirements before procurement. Cross-reference the RoHS compliance status with current regulatory standards. Confirm availability through authorized distributors to avoid counterfeit components.

Supervisors Selection Notes

Select this component when a fixed 4.5 V threshold is required for single-input voltage monitoring. Consider the SOT-25-5 package size constraints and the need for integrated watchdog functionality. Evaluate the 50 ms reset delay against system timing requirements. Verify that the open-drain output configuration aligns with the downstream logic level requirements.

Supervisors Part Context

This part belongs to the XC6122 series of voltage monitors from Torex Semiconductor. The series offers various threshold voltages and functional combinations including watchdog timers and manual resets. The XC6122C645MR-G specifically targets applications requiring precise 4.5 V supervision with additional watchdog protection in a small footprint.

Supervisors Replacement Considerations

XC6122C645MR-G-N: Identical electrical specifications with different packaging option.