R3130N25EC-TR-FE

Supervisors Overview

The R3130N25EC-TR-FE is a voltage detector supervisory circuit manufactured by Nisshinbo Micro Devices. It operates within a supply voltage range of 750 mV to 6 V and features a fixed threshold voltage of 2.5 V with an accuracy of 1.5%. The device utilizes an internal counter type delay function, providing a reset delay time of 240 ms. It employs an open-drain output configuration and supports battery backup switching. The component is housed in a compact SOT-23-3 package and is designed for surface mount technology (SMD/SMT) applications across an operating temperature range of -40°C to +85°C.

Supervisors Feature Summary

• Integrates an internal counter-based delay circuit to prevent false resets during power transitions.
• Supports battery backup switching functionality to maintain system state during low-voltage conditions.
• Features an open-drain output interface compatible with CMOS logic levels.

Supervisors Applications

• Monitoring power supply rails in portable electronic devices
• Providing reset signals for microcontrollers and digital logic circuits
• Battery management systems requiring low-voltage detection

Supervisors Procurement Notes

Verify the specific suffix codes against official datasheets to confirm threshold voltage and package variations. Ensure compatibility with SOT-23-3 footprint requirements. Confirm RoHS compliance status through manufacturer documentation before integration into production designs.

Supervisors Selection Notes

Select this component when a precise 2.5 V detection threshold is required with minimal quiescent current consumption. The internal delay feature eliminates the need for external timing capacitors, simplifying board layout. Verify that the open-drain output architecture aligns with the pull-up requirements of the connected load circuitry.

Supervisors Part Context

This part belongs to the R3130N series of voltage detectors from Nisshinbo Micro Devices. The series offers various threshold voltages and packaging options tailored for power management applications. The ECAD model is available for schematic and PCB design integration.

Supervisors FAQ

Does the R3130N25EC-TR-FE include a manual reset pin?

No, the device does not support manual reset functionality.

What is the maximum operating voltage for this voltage detector?

The maximum supply voltage rating is 6 V.