ON Semiconductor NCV303LSN45T1G Voltage Detector

The NCV303LSN45T1G is a precision micro-power voltage detector crafted by ON Semiconductor, a leading force in the energy-efficient innovations industry. This component is specifically designed to maintain system integrity by monitoring voltage levels and providing a reliable reset signal to microprocessors (µP) or microcontrollers (MCU) upon detecting voltage drops below a predetermined threshold. This feature is crucial for applications that require a high level of safety and reliability.

Key Features

• Voltage Threshold: The device is preset with a threshold voltage of 4.5V, which is ideal for monitoring 5V power supplies and ensuring they are within acceptable operating ranges.
• Low Power Consumption: The NCV303LSN45T1G is designed for battery-powered and portable devices, with a quiescent current of typically 0.8 µA, making it extremely energy-efficient.
• Output Type: It features an open drain, N-channel output which allows for easy interfacing with other logic systems and components.
• Temperature Range: The device operates over an industrial temperature range of -40°C to +125°C, ensuring reliability across various harsh environments.
• Fast Response Time: The voltage detector responds quickly to voltage changes, providing a reset signal with minimal delay to protect the system effectively.
• Package: Housed in a compact SOT-23-5 package, the NCV303LSN45T1G is suitable for space-constrained applications.

Applications

The NCV303LSN45T1G is versatile and can be used in a wide array of applications, including but not limited to:

• Portable and battery-powered devices
• Microprocessor/microcontroller reset systems
• Memory hold-up circuits
• Power failure detection
• System battery backup

As a product of ON Semiconductor, the NCV303LSN45T1G is backed by the company's commitment to quality and performance, making it a reliable choice for designers and engineers looking to enhance the safety and efficiency of their electronic systems. Whether used in consumer electronics, automotive applications, or industrial equipment, this voltage detector offers a compact, energy-efficient solution for voltage monitoring and system protection.