Infineon DEMO_48V12_400W_GAN Evaluation Board

Introduction

The Infineon DEMO48V12400WGANTOBO1 is a high-performance power-conversion evaluation board designed to demonstrate efficient 48V-to-12V DC/DC conversion. Built around Infineon CoolGaN™ 80V G3 transistor technology, it provides a practical platform for evaluating gallium-nitride-based power designs in demanding medium-voltage applications.

Part Description

The DEMO_48V12_400W_GAN is a standalone buck converter demo board using a half-bridge topology. It accepts a DC input voltage from 24V to 60V and delivers a regulated 12V output with power capability up to 400W.

Its CoolGaN™ 80V G3 transistor implementation supports efficient high-frequency switching, helping designers investigate the benefits of GaN devices compared with traditional silicon MOSFET solutions. The board is intended for engineering evaluation, system prototyping, power-stage testing, and performance characterization in 48V power architectures.

Key characteristics include:

• Manufacturer: Infineon Technologies
• Product code: DEMO48V12400WGANTOBO1
• Product type: Evaluation board
• Converter topology: Half-bridge buck converter
• Input voltage range: 24V to 60V DC
• Output voltage: 12V DC
• Maximum output power: Up to 400W
• Power transistor technology: CoolGaN™ 80V G3
• Primary conversion application: 48V-to-12V intermediate bus conversion

Applications

Potential applications for this evaluation board include:

• 48V-to-12V intermediate bus converters
• Edge computing power systems
• Distributed power architectures
• Telecom and networking equipment power rails
• Data-center auxiliary power conversion
• Industrial 48V control systems
• Robotics and automated guided vehicle power systems
• Embedded computing platforms
• Battery-powered equipment with 48V battery packs
• High-efficiency DC power distribution prototypes

Industries

The DEMO_48V12_400W_GAN evaluation board may be useful in the following industries:

• Data centers and cloud computing
• Telecommunications
• Industrial automation
• Robotics
• Automotive and transportation electronics
• Renewable energy systems
• Energy storage
• Test and measurement
• Networking infrastructure
• Embedded and edge computing

Usage Ideas

1. 48V Edge Server Power Prototype
   Use the board to create a 12V supply rail for an edge server, networking appliance, or compact computing node powered from a 48V distribution bus.

2. Industrial Robotics Power Stage Evaluation
   Evaluate conversion efficiency and thermal behavior when stepping down a 48V robotic system supply to 12V for controllers, sensors, and communication modules.

3. GaN Converter Performance Comparison
   Use the board as a benchmark platform to compare GaN-based buck conversion with an equivalent silicon MOSFET converter in terms of efficiency, switching speed, thermal performance, and power density.

Conclusion

The Infineon DEMO48V12400WGANTOBO1 provides a convenient evaluation platform for high-power 48V-to-12V conversion using CoolGaN™ technology. With a 24V to 60V input range and up to 400W output capability, it is well suited for investigating compact, efficient DC/DC power solutions for edge computing, industrial, telecom, and distributed-power applications.