onsemi

MC33161DR2G

The MC33161DR2G 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 MC33161DR2G is a monolithic step-down regulator that integrates a high-side power MOSFET and a low-side power MOSFET, as well as other key components, on a single chip. It offers a wide input voltage range of 4.75V to 40V and can deliver an output current of up to 3A. The device features a high efficiency of up to 96% and operates with an output voltage as low as 0.9V.

Features:

• High efficiency: up to 96%
• Wide input voltage range: 4.75V to 40V
• Output current up to 3A
• Low output voltage: as low as 0.9V
• Integrated high-side and low-side power MOSFETs
• Internal soft-start and current limit protection
• Thermal shutdown protection
• Small package size: 5mm x 6mm

Applications:

The MC33161DR2G is suitable for a wide range of applications that require efficient step-down voltage regulation, including:

1. Portable devices: smartphones, tablets, and wearable devices
2. Power supplies for industrial equipment
3. Automotive applications, such as infotainment systems and lighting
4. Medical devices, such as hearing aids and portable medical instruments
5. Telecommunications equipment, including base stations and routers

Overall, the MC33161DR2G is a versatile and efficient step-down regulator that can be used in a variety of applications requiring stable and reliable voltage regulation.