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MC33179DR2G

The MC33179DR2G is a high-efficiency, step-down (buck) switching regulator from ON Semiconductor. It is designed to provide a stable output voltage from a wide range of input voltages, making it ideal for use in a variety of applications.

Description:

The MC33179DR2G is a highly integrated, high-efficiency step-down switching regulator that offers a wide input voltage range of 4.75V to 45V. It features a high-efficiency synchronous buck topology with a low quiescent current of 35µA in normal operation mode. The device also includes a variety of protection features, such as over-current protection, over-voltage protection, and thermal shutdown.

Features:

• Wide input voltage range: 4.75V to 45V
• High efficiency: up to 97% efficiency
• Low quiescent current: 35µA in normal operation mode
• Synchronous buck topology
• Internal soft-start and power-good functions
• Over-current protection
• Over-voltage protection
• Thermal shutdown
• Small package size: 6mm x 8mm

Applications:

The MC33179DR2G is suitable for a wide range of applications, including:

1. Automotive applications: The device's wide input voltage range and high efficiency make it well-suited for automotive applications, such as infotainment systems, headlamps, and power windows.
2. Industrial equipment: The device's robust protection features and high efficiency make it ideal for use in industrial equipment, such as motor controllers, sensors, and actuators.
3. Medical equipment: The device's low quiescent current and high efficiency make it suitable for use in battery-powered medical equipment, such as portable defibrillators and patient monitoring devices.
4. Telecommunications equipment: The device's high efficiency and low quiescent current make it suitable for use in telecommunications equipment, such as base stations and routers.
5. Consumer electronics: The device's small package size and high efficiency make it suitable for use in a variety of consumer electronics, such as smartphones, laptops, and tablets.

In summary, the MC33179DR2G is a highly efficient step-down switching regulator that offers a wide input voltage range and a variety of protection features. Its small package size and low quiescent current make it suitable for use in a wide range of applications, from automotive and industrial equipment to medical and consumer electronics.