Component Sense Blog

Now in Stock: NCP302LSN30T1G | 3.0 V Voltage Detector from Onsemi | Brand New, Fully Traceable, and Ready to Ship!

Written by Ash Arya | 20-Mar-2026

The NCP302LSN30T1G from Onsemi is a fixed 3.0 V voltage detector IC designed to provide accurate supply voltage monitoring in compact electronic systems.

This device features a precision 3.0 V threshold with a push-pull output configuration, making it ideal for reset and voltage supervision applications in microcontroller-based systems. Supplied in a small SOT-23 package, it supports space-constrained designs while delivering reliable voltage detection performance.

Let’s take a closer look at what makes this component a practical choice for voltage monitoring applications.

Key Features of the NCP302LSN30T1G

Fixed 3.0 V Detection Threshold

Provides accurate monitoring of 3.0 V supply rails, ensuring stable system startup and brownout protection.

Push-Pull Output

Offers active high and low drive capability, simplifying system reset circuitry without requiring an external pull-up resistor.

Low Supply Current

Designed for low-power operation, making it suitable for battery-powered and portable devices.

SOT-23 Surface-Mount Package

Compact footprint ideal for high-density PCB layouts and automated assembly processes.

Wide Operating Temperature Range

Supports reliable operation across industrial temperature environments.

RoHS Compliant

Fully compliant with current environmental standards.

Applications of the NCP302LSN30T1G

The NCP302LSN30T1G is commonly used in:

  • Microcontroller reset circuits
  • Portable and battery-powered devices
  • Industrial control systems
  • Consumer electronics
  • Embedded systems requiring voltage supervision