XC6121D331MR-G

Supervisors Overview

The XC6121D331MR-G is a CMOS voltage monitor manufactured by Torex Semiconductor. It operates within an input voltage range of 1 V to 6 V and features a fixed detection threshold of 3.3 V. The device draws a typical quiescent current of 5 uA and includes a watchdog timer with a reset delay time of 100 ms. It provides power failure detection and utilizes an open-drain output in an SOT-25-5 package, supporting temperatures from -40°C to +85°C.

Supervisors Feature Summary

• Integrated watchdog timer for system reliability
• Power failure detection capability
• Low quiescent current consumption

Supervisors Applications

• Battery-powered portable devices
• Embedded systems requiring supervision
• Industrial control circuits

Supervisors Procurement Notes

Verify the specific suffix 'D' indicates the presence of the integrated watchdog timer feature when sourcing replacements. Confirm the '331' code corresponds to the 3.3 V threshold voltage. Ensure the manufacturer is Torex Semiconductor Ltd to guarantee compatibility with the specified electrical characteristics and package dimensions.

Supervisors Selection Notes

Select this component when a low-power supervisor with built-in watchdog functionality is required. The 3.3 V threshold suits standard logic levels. The SOT-25-5 package offers space efficiency. Verify that the 100 ms reset delay meets the target system's startup timing requirements before finalizing the design.

Supervisors Part Context

This part belongs to the XC6121 series of supervisory circuits from Torex Semiconductor. These monitors are designed for high precision using advanced CMOS technology. The series supports various thresholds and packages, providing flexible options for power management applications requiring reliable voltage monitoring.

Supervisors Replacement Considerations

XC6121C333MR-G

Supervisors FAQ

Does the XC6121D331MR-G include a manual reset function?

No, this specific model does not support manual reset.

What is the maximum operating supply voltage?

The maximum operating supply voltage is 6 V.