The IR3802AM is a synchronous buck regulator from International Rectifier (now Infineon Technologies). This device is designed for high-efficiency, high-density power conversion in various applications. It integrates control circuitry and MOSFETs into a single package, offering a compact and efficient solution for point-of-load (POL) regulation.

Applications

• Server and Networking Equipment
• Desktop and Notebook Computers
• Point-of-Load (POL) Converters
• Embedded Systems
• Industrial Power Supplies

Features

• Integrated MOSFETs: The IR3802AM integrates both high-side and low-side MOSFETs, reducing component count and simplifying board layout.
• High Efficiency: Optimized for high efficiency across a wide load range, minimizing power losses and heat generation.
• Adjustable Output Voltage: The output voltage can be adjusted via external resistors to meet specific application requirements.
• Overcurrent Protection (OCP): Built-in OCP circuit protects the regulator and the load from excessive current, enhancing system reliability.
• Undervoltage Lockout (UVLO): UVLO feature ensures that the regulator operates only when the input voltage is within a safe range.

Benefits

• Reduced Board Space: The integrated design minimizes the required board space, allowing for compact and high-density power solutions.
• Improved Efficiency: High efficiency reduces power losses, leading to lower operating costs and reduced thermal stress on components.
• Simplified Design: Integration of MOSFETs and control circuitry simplifies the design process and reduces time-to-market.
• Enhanced Reliability: OCP and UVLO features provide comprehensive protection, enhancing the reliability and lifespan of the power system.
• Flexible Configuration: Adjustable output voltage allows the regulator to be adapted to a wide range of applications.

The IR3802AM typically operates with an input voltage range and provides a regulated output voltage with high accuracy. It includes thermal protection features to prevent overheating and ensure reliable operation under various load conditions. The device is also RoHS compliant, meeting environmental standards for hazardous substances.

In summary, the IR3802AM from Infineon Technologies is a versatile and efficient synchronous buck regulator designed for high-density power conversion. Its integration of MOSFETs and control circuitry, combined with comprehensive protection features, makes it an excellent choice for a wide range of applications requiring efficient and reliable POL regulation.