XC6123D439MR-G

Supervisors Overview

The XC6123D439MR-G is a CMOS voltage detector manufactured by Torex Semiconductor, designed for precise power supply monitoring. It operates within a supply voltage range of 1 V to 6 V and features a fixed detection threshold of 3.9 V. The device utilizes an open-drain output configuration with a standard reset delay time of 50 ms. Key functional attributes include integrated watchdog timer capabilities and battery backup switching functionality. It is housed in a compact SOT-25-5 surface-mount package and supports operation across a temperature range of -40°C to +85°C.

Supervisors Feature Summary

• Integrates watchdog timer functionality for system reliability monitoring
• Includes battery backup switch capability for seamless power transitions
• Utilizes low-power CMOS technology for efficient operation

Supervisors Applications

• Portable electronic devices requiring low standby current
• Battery-powered systems needing backup power management
• Embedded controllers utilizing internal watchdog timers

Supervisors Procurement Notes

Verify the specific suffix 'MR-G' confirms the SOT-25-5 package and tape-and-reel orientation. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure the 3.9V threshold aligns with target circuit requirements. Cross-reference datasheet revision history for any updates to electrical characteristics or pinout definitions.

Supervisors Selection Notes

Select this component when a fixed 3.9V threshold is required alongside integrated watchdog and backup functions. The SOT-25-5 package suits space-constrained designs. Verify that the 1V minimum operating voltage meets the lowest expected supply rail. Consider the 50ms reset delay against system startup timing requirements.

Supervisors Part Context

This part belongs to the XC6123 series of voltage detectors from Torex Semiconductor. The series is characterized by high accuracy and low power consumption achieved through advanced CMOS processes and laser trimming technologies. These monitors are intended for applications demanding reliable supervision of single-input voltage rails in portable and industrial equipment.

Supervisors Replacement Considerations

XC6123C439MR-G: Identical electrical specifications and threshold voltage; verify package and reel compatibility.

Supervisors FAQ

Does the XC6123D439MR-G support manual reset?

No, this specific model does not feature a manual reset input pin.

What is the output type of this voltage monitor?

The device provides an open-drain output compatible with CMOS logic levels.