R3116Q251A-TR-FE

Supervisors Overview

The R3116Q251A-TR-FE is a low voltage detector from the Nisshinbo Micro Devices R3116N series, designed for precise power supply monitoring. It features a detection threshold of 2.5 V with an accuracy of 0.8%. The device operates within a supply voltage range of 0.5 V to 6 V and consumes a typical operating current of 1.5 uA. It includes a fixed reset delay time of 100 ms and supports battery backup switching. The component is housed in an SC-82AB-4 package and functions as a supervisory circuit without manual reset or watchdog timer capabilities.

Supervisors Feature Summary

• Provides high-accuracy voltage monitoring with 0.8% set voltage precision
• Enables seamless battery backup switching during power transitions
• Integrates a fixed 100 ms reset delay to ensure stable signal generation

Supervisors Applications

• Portable electronic devices requiring low standby current
• Battery-powered systems needing reliable power failure detection
• Embedded circuits utilizing single-input voltage supervision

Supervisors Procurement Notes

Verify the specific suffix TR-FE against official datasheets to confirm packaging and tape-and-reel specifications. Ensure compatibility with the SC-82AB-4 footprint during PCB layout. Cross-reference RoHS compliance status directly with manufacturer documentation prior to procurement to meet regulatory requirements.

Supervisors Selection Notes

Select this component when a 2.5 V threshold is required with tight tolerance constraints. The low quiescent current makes it suitable for energy-efficient designs. Verify that the open-drain output configuration aligns with the downstream logic interface requirements of the target application system.

Supervisors Part Context

This part belongs to the R3116N series of voltage detectors manufactured by Nisshinbo Micro Devices. The series focuses on low-power supervision solutions for portable electronics. The Q variant indicates specific packaging characteristics distinct from other series members.

Supervisors FAQ

Does the R3116Q251A-TR-FE include a manual reset function?

No, the device does not support manual reset operations.

What is the maximum operating voltage for this detector?

The maximum operating supply voltage is 6 V.