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MC33272ADR2G

The MC33272ADR2G is a highly integrated, step-down (buck) switching regulator from ON Semiconductor. It is designed to provide efficient power conversion for a wide range of applications, including automotive, industrial, and consumer electronics.

Description:

The MC33272ADR2G is a highly efficient, synchronous, step-down (buck) switching regulator that can operate with input voltages up to 28V and deliver output voltages as low as 0.9V. It features a high-efficiency synchronous buck regulator with a wide input voltage range, low quiescent current, and low dropout voltage. The device also includes advanced features such as soft-start, over-current protection, over-voltage protection, and thermal shutdown.

Features:

1. Wide input voltage range: 4.5V to 28V
2. Output voltage as low as 0.9V
3. High efficiency: up to 96% efficiency
4. Low quiescent current: 3.5uA in normal operation mode
5. Low dropout voltage: 300mV at full load
6. Synchronous rectification for high efficiency
7. Soft-start function to minimize inrush current
8. Over-current protection
9. Over-voltage protection
10. Thermal shutdown for over-temperature protection
11. Small package size: 5x6mm QFN package

Applications:

1. Automotive applications: infotainment systems, instrument clusters, LED lighting, etc.
2. Industrial applications: motor control, sensor power supplies, etc.
3. Consumer electronics: portable devices, battery chargers, power banks, etc.
4. Telecommunications: base stations, routers, etc.
5. Medical equipment: portable medical devices, patient monitoring systems, etc.

The MC33272ADR2G is a versatile and efficient switching regulator that can be used in a wide range of applications requiring efficient power conversion. Its high efficiency, low quiescent current, and advanced protection features make it an ideal choice for power-sensitive applications.