onsemi

NCV4279D1R2G

NCV4279D1R2G Description

The NCV4279D1R2G from onsemi is a fixed-output linear voltage regulator designed for automotive-grade applications, delivering a stable 5V output with a 150mA current capability. It operates with a wide input voltage range up to 45V, making it suitable for harsh electrical environments. The regulator features a low quiescent current (250 µA) and a dropout voltage of 0.5V at 100mA, ensuring efficient power management. Packaged in an 8-SOIC surface-mount form factor, it is optimized for compact designs and automated assembly.

NCV4279D1R2G Features

• Automotive Compliance: AEC-Q100 qualified, ensuring reliability in automotive systems.
• Robust Protection: Includes over-temperature, reverse polarity, and short-circuit protection for enhanced durability.
• Low Power Consumption: 3 mA max supply current and 250 µA quiescent current improve energy efficiency.
• Reset Functionality: Integrated reset control for system monitoring and stability.
• Wide Operating Range: Supports 4.5V to 45V input, accommodating voltage fluctuations in automotive and industrial settings.
• MSL 1 (Unlimited): Moisture-resistant packaging for extended shelf life and handling ease.

NCV4279D1R2G Applications

• Automotive Electronics: Ideal for infotainment, instrument clusters, and body control modules due to its rugged design.
• Industrial Systems: Suitable for sensors, actuators, and control units requiring stable 5V power.
• Battery-Powered Devices: Efficient power regulation for portable and low-power applications.
• Embedded Systems: Reliable voltage supply for microcontrollers and peripheral circuits.

Conclusion of NCV4279D1R2G

The NCV4279D1R2G stands out as a high-reliability, low-power linear regulator tailored for automotive and industrial applications. Its wide input range, integrated protections, and reset functionality make it a superior choice over standard regulators. While marked obsolete, its robust performance ensures continued suitability for legacy designs or systems requiring long-term stability. Engineers seeking a compact, efficient, and protected 5V regulator will find this IC a dependable solution.