The MIC4680-3.3BMTR is a high-efficiency synchronous buck regulator manufactured by Micrel (now Microchip Technology). This regulator is designed to provide a stable 3.3V output voltage from a wide input voltage range. It integrates both a high-side and low-side MOSFET, reducing external component count and simplifying the design of power supply circuits. The MIC4680-3.3BMTR is optimized for applications requiring high efficiency and compact size.

Applications

• Point-of-load (POL) regulation
• Battery-powered devices
• Distributed power systems
• Embedded systems
• Industrial control systems
• Networking equipment

Features

• High efficiency
• Wide input voltage range
• Integrated MOSFETs
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection
• Small package size

Benefits

• Reduces power dissipation
• Extends battery life
• Simplifies power supply design
• Protects against overloads and overheating
• Reduces board space requirements

Additional Details

The MIC4680-3.3BMTR utilizes synchronous rectification to achieve high efficiency, minimizing power losses and heat generation. Its integrated MOSFETs eliminate the need for external switching components, reducing the overall BOM cost and PCB footprint. The regulator also includes overcurrent and thermal shutdown protection features, safeguarding the device and the load from damage due to abnormal operating conditions.

The adjustable output voltage allows for fine-tuning the output voltage to meet specific application requirements. The small package size makes it suitable for space-constrained applications. The MIC4680-3.3BMTR is a reliable and efficient solution for providing regulated 3.3V power in a variety of electronic systems, offering a combination of performance, protection, and ease of use.