onsemi

MC33074DR2G

The MC33074DR2G is a high-efficiency step-down (buck) switching regulator from ON Semiconductor. It is designed to provide efficient and stable voltage regulation for a wide range of applications.

Description:

The MC33074DR2G is a monolithic integrated circuit that provides a highly efficient step-down voltage regulator. It features a high-side power MOSFET and a low-side power MOSFET, which allows it to regulate the output voltage over a wide input voltage range. The device also includes a variety of protection features, such as over-current protection, over-voltage protection, and thermal shutdown.

Features:

• High efficiency: The MC33074DR2G is designed for high efficiency, with a typical efficiency of up to 95%.
• Wide input voltage range: The device can operate over a wide input voltage range, making it suitable for a variety of applications.
• Adjustable output voltage: The output voltage can be easily adjusted using an external resistor divider.
• Low quiescent current: The device has a low quiescent current, which makes it ideal for battery-powered applications.
• Protection features: The device includes over-current protection, over-voltage protection, and thermal shutdown to protect against fault conditions.
• Small package size: The MC33074DR2G is available in a compact SOIC8 package, making it suitable for space-constrained applications.

Applications:

The MC33074DR2G is suitable for a wide range of applications, including:

• Portable devices: The device's high efficiency and low quiescent current make it ideal for use in portable devices, such as smartphones and tablets.
• Power supplies: The device can be used in power supplies for a variety of electronic devices, such as laptops and LED lighting.
• Industrial control systems: The device's wide input voltage range and protection features make it suitable for use in industrial control systems.
• Automotive applications: The device's high efficiency and robust protection features make it suitable for use in automotive applications, such as infotainment systems and power management systems.

Overall, the MC33074DR2G is a versatile and efficient step-down switching regulator that can be used in a wide range of applications. Its high efficiency, wide input voltage range, and robust protection features make it an ideal choice for designers looking for a reliable and efficient voltage regulator.