XC6121F722MR-G

Supervisors Overview

The XC6121F722MR-G is a high-precision voltage monitor manufactured by Torex Semiconductor Ltd. It operates within a supply voltage range of 1 V to 6 V and features a fixed detection threshold of 2.2 V. The device utilizes an SOT-25-5 surface-mount package and provides a CMOS open-drain output. Key functional attributes include an integrated watchdog timer, battery backup switch capability, and power failure detection. The circuit draws a typical operating current of 12 uA with a static current of 5 uA. It supports a reset delay time of 400 ms and functions reliably across an industrial temperature range from -40°C to +85°C.

Supervisors Feature Summary

• Integrates a watchdog timer for system stability monitoring
• Includes a battery backup switch function for seamless power transitions
• Provides power failure detection capabilities
• Features low current consumption suitable for battery-powered applications

Supervisors Applications

• Portable electronic devices requiring voltage supervision
• Battery-operated systems with backup power management
• Industrial equipment needing reliable power failure detection
• Embedded systems utilizing watchdog timer functionality

Supervisors Procurement Notes

Verify the specific suffix configuration against official datasheets to ensure correct threshold voltage and feature set alignment. Confirm package type and RoHS compliance status prior to integration. Cross-reference manufacturer part numbers with distributor listings to avoid counterfeit components. Ensure ordering quantities match standard packaging requirements defined by the supplier.

Supervisors Selection Notes

Select this component when a fixed 2.2 V threshold is required alongside watchdog and backup functionalities. Compare operating current specifications against system power budgets. Evaluate package compatibility with existing PCB footprints. Consider thermal performance within the specified operating temperature range relative to enclosure constraints.

Supervisors Part Context

This part belongs to the XC6121 series of voltage detectors from Torex Semiconductor. The series is characterized by high precision and low current consumption. The XC6121 variant specifically includes a watchdog timer and battery backup switch, distinguishing it from other series members that may lack these features or offer different output configurations.

Supervisors Replacement Considerations

Consult official substitution lists for verified equivalents. Verify pinout compatibility and electrical parameter alignment before replacing. Check for identical package dimensions and mounting requirements.