R3111H321C-T1-FE

Supervisors Overview

The R3111H321C-T1-FE is a low voltage detector manufactured by Nisshinbo Micro Devices. It operates within a supply voltage range of 700 mV to 10 V and features a fixed threshold voltage of 3.2 V with an accuracy of ±2%. The device utilizes a CMOS output type and includes a reset delay time of 100 µs. It consumes a typical operating power supply current of 1.2 µA and supports a maximum power dissipation of 900 mW. The component is housed in an SOT-89-3 package and functions across a temperature range of -40°C to +85°C.

Supervisors Feature Summary

• Provides precise low voltage monitoring with high detection accuracy
• Operates with ultra-low power consumption for battery efficiency
• Features CMOS output for direct logic interface compatibility

Supervisors Applications

• Battery-powered portable electronic devices
• Microprocessor system supervision
• Low voltage warning circuits

Supervisors Procurement Notes

Verify the specific suffix codes against official datasheets to confirm output type and package variations. Ensure environmental compliance requirements match project specifications. Confirm thermal management capabilities align with the specified power dissipation limits during operation.

Supervisors Selection Notes

Select this component when a fixed 3.2 V threshold is required for single-input voltage monitoring. Consider the SOT-89-3 package constraints for PCB layout. Evaluate the 1.2 µA quiescent current against system power budgets. Verify that the CMOS output drive capability meets downstream load requirements.

Supervisors Part Context

This part belongs to the R3111H series of supervisory circuits from Nisshinbo. The series focuses on low voltage detection with minimal power usage. It serves as a critical component for ensuring stable operation in systems requiring reliable power management and fault detection.

Supervisors FAQ

What is the reset delay time for the R3111H321C-T1-FE?

The reset delay time is 100 µs.

Does this device include a manual reset function?

No, the R3111H321C-T1-FE does not have a manual reset feature.