onsemi

MC33077DR2G

The MC33077DR2G is a high-efficiency step-up/step-down converter (also known as a buck-boost converter) from ON Semiconductor. It is designed to provide efficient power conversion for a wide range of applications, including battery-powered devices, portable electronics, and power supplies.

Description:

The MC33077DR2G is a highly integrated, synchronous, step-up/step-down converter that operates from an input voltage range of 2.5V to 5.5V. It can provide an output voltage range of 2.5V to 20V, with an output current capability of up to 3A. The device features a high-efficiency design, with efficiencies up to 95%.

Features:

• Synchronous step-up/step-down converter
• Input voltage range: 2.5V to 5.5V
• Output voltage range: 2.5V to 20V
• Output current capability: up to 3A
• High efficiency: up to 95%
• Integrated power MOSFETs for high efficiency and low cost
• Adjustable output voltage with external resistors
• Soft-start and short-circuit protection
• Thermal shutdown and over-current protection
• Small package size: 8-pin SOIC

Applications:

The MC33077DR2G is suitable for a wide range of applications, including:

1. Portable electronics: smartphones, tablets, and wearable devices
2. Battery-powered devices: drones, cameras, and remote controls
3. Power supplies: for powering small electronic devices and gadgets
4. LED lighting: for driving high-brightness LED arrays
5. Medical devices: portable medical equipment and wearable health monitors
6. IoT devices: sensors, smart home devices, and industrial IoT applications

In summary, the MC33077DR2G is a versatile and efficient step-up/step-down converter that can be used in a variety of applications requiring efficient power conversion. Its high efficiency, wide input and output voltage range, and integrated features make it a popular choice for designers looking for a compact and cost-effective power solution.