onsemi

NCV4279CD250R2G

NCV4279CD250R2G Description

The NCV4279CD250R2G is a linear regulator IC designed for automotive applications, manufactured by onsemi. This device offers a fixed output voltage of 5V and can deliver a maximum output current of 150mA. It is designed to operate with an input voltage range up to 45V, making it suitable for a variety of power management tasks in automotive environments. The regulator features a low dropout voltage of 0.5V at 100mA, which ensures efficient operation even under low input-to-output voltage differentials. The NCV4279CD250R2G is housed in a 14-pin SOIC package, which is ideal for surface-mount applications and provides a compact footprint for integration into automotive electronic systems.

NCV4279CD250R2G Features

The NCV4279CD250R2G boasts several key features that make it a robust solution for automotive power management:

• Fixed Output Voltage: The regulator provides a stable 5V output, ensuring consistent power supply to connected devices.
• High Input Voltage Range: With a maximum input voltage of 45V, the NCV4279CD250R2G can handle the wide voltage fluctuations common in automotive electrical systems.
• Low Dropout Voltage: The maximum dropout voltage of 0.5V at 100mA ensures high efficiency, especially when operating near the input voltage limit.
• Protection Features: The device includes over-temperature protection, reverse polarity protection, and short-circuit protection, safeguarding it and connected components from damage.
• Control Features: The reset function allows for controlled power sequencing and system resets, enhancing reliability in automotive applications.
• Low Quiescent Current: With a quiescent current of 250 µA, the regulator minimizes power consumption during standby conditions.
• Automotive Grade: The NCV4279CD250R2G is designed to meet the stringent requirements of automotive applications, ensuring reliability and durability in harsh environments.
• Compliance: The device is REACH unaffected and RoHS3 compliant, meeting environmental and regulatory standards for electronic components.
• Moisture Sensitivity Level: MSL 1 (Unlimited) indicates that the component is not sensitive to moisture, reducing the risk of damage during manufacturing and storage.

NCV4279CD250R2G Applications

The NCV4279CD250R2G is particularly well-suited for automotive applications where a stable and reliable power supply is critical. Some specific use cases include:

• Automotive Electronics: Providing power to ECUs (Electronic Control Units), infotainment systems, and other electronic modules in vehicles.
• Power Management: Ensuring stable power delivery to sensors, actuators, and other automotive components.
• Control Systems: Supporting reset and power sequencing functions in automotive control systems.
• Battery Backup: Offering a reliable power source for backup systems in case of main power failure.

Conclusion of NCV4279CD250R2G

The NCV4279CD250R2G is a versatile and reliable linear regulator designed specifically for automotive applications. Its combination of a fixed 5V output, high input voltage range, low dropout voltage, and comprehensive protection features make it an ideal choice for ensuring stable and efficient power management in automotive systems. The device's low quiescent current and automotive-grade durability further enhance its suitability for demanding automotive environments. While the product is now obsolete, its legacy as a robust and reliable power management solution remains significant for applications where it continues to be used.