XC6121A544ER-G

Supervisors Overview

The XC6121A544ER-G is a voltage detector IC from Torex Semiconductor, designed for monitoring single power supply lines. It features an open-drain output and operates within a maximum supply voltage of 6V. The device provides a precise detection threshold of 4.4V with an accuracy of ±2%. It includes a built-in watchdog timer function and offers a reset delay time of 200ms. The component is housed in a compact 6-USPC (1.8x2mm) surface-mount package and supports operation across a temperature range of -40°C to +85°C.

Supervisors Feature Summary

• Integrates a watchdog timer circuit for enhanced system reliability
• Provides precise voltage monitoring with low detection error
• Features open-drain output compatible with various logic levels
• Compact surface-mount packaging for space-constrained designs

Supervisors Applications

• Battery-powered portable electronic devices requiring voltage supervision
• Industrial control systems needing reliable power failure detection
• Embedded systems utilizing watchdog functionality for fault recovery
• Consumer electronics with strict power management requirements

Supervisors Procurement Notes

Verify the specific threshold voltage and package variant against the official datasheet before procurement. Confirm RoHS compliance status and ensure the supplier provides genuine Torex Semiconductor products. Check for any specific handling requirements related to the small outline package during assembly.

Supervisors Selection Notes

Select this component when a 4.4V detection threshold and integrated watchdog timer are required. Ensure the application voltage does not exceed the 6V maximum rating. Consider the 200ms reset delay and ±2% accuracy for timing-sensitive circuits. Verify compatibility with the target PCB footprint for the 6-USPC package.

Supervisors Part Context

This part belongs to the XC6121 series of voltage detectors from Torex Semiconductor. The series utilizes advanced CMOS technology to achieve high precision and low power consumption. The XC6121 variants offer various threshold voltages and package options to suit different monitoring needs in portable and industrial applications.

Supervisors Replacement Considerations

Direct substitutes include other XC6121 series parts with identical thresholds or pin-compatible alternatives from the same manufacturer family. Verify electrical parameters such as threshold voltage, reset delay, and output type before substitution.