- Transphorm is a global semiconductor company that develops gallium nitride (GaN) FETs for high-voltage power conversion applications. Built on an industry-leading IP portfolio and over 300 years of combined GaN engineering expertise, Transphorm is delivering the highest performance and highest reliability GaN devices and best-in-class applications-driven design support to a growing customer base. Transphorm is creating innovations that move beyond the limitations of silicon to capture 90% of today’s energy losses.

Customer Use Cases

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Meet some of the Revolutionaries inspired to create innovative systems using Transphorm GaN. Learn More

Design Guides

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Design guides using High performing and reliable GaN Technology. Learn More


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Learn about the wide-bandgap semiconductor material that achieves performance never before possible. Learn More

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Newest Products View All (8)

Isolated Gate Driver Plus High-Voltage GaN FET Reference Designs

Silicon Labs' and Transphorm's partnership features a reference design that simplifies the evaluation of high voltage GaN FETs. Learn More

TP65H035WSQA Gen III AEC-Q101-Qualified GaN FET

Transphorm’s latest Gen III GaN FET offers high-reliability, high-efficiency, high-voltage power conversion in an easy-to-drive automotive-qualified device. Learn More

Design Resources

Explore an array of tools and resources from Transphorm to assist with GaN application design Learn More

TP65H050WS/TP65H035WS Third Generation (Gen III) Gallium Nitride (GaN) Field-Effect Transistors (FETs)

Transphorm's TP65H050WS and TP65H035WS Gen III GaN FETs feature increased noise immunity and increased gate reliability resulting in quiet switching. Learn More

TP65H035WS Cascode Gallium Nitride (GaN) FET

Transphorm's TP65H035WS cascode GaN FET offers superior reliability, performance, and improved efficiency over silicon. Learn More

TDTTP2500P100-KIT 2.5 kW Totem-Pole PFC GaN Eval Board

Transphorm's 2.5 kW bridgeless totem-pole power factor correction (PFC) GaN evaluation platform features the TPH3212PS 650 V 72 mΩ GaN FET. Learn More

Recent PTMs View All (1)

GaN versus Silicon Carbide (SiC) in Power Electronics Circuit Topologies Publish Date: 2018-04-11

Overview of GaN versus Silicon Carbide in DC-DC hard switched synchronous boost converter, including a competitive analysis and PFC customer example.

Duration: 5 minutes

Featured Videos View All (10)

Transphorms GaN FET versus e-Mode Introduction Presentation

This video is the high level introduction comparison of Transphorm's GaN FET technology against current e-mode technology in the market.

Transphorm GaN FET Quality and Reliability Presentation

This quality, reliability and lifetime testing presentation is part one of Transphorm's four part GaN FET video series

Reference Design 3300 W Bridgeless Totem Pole PFC Animation

This presentation is an overview of the 3.3 kW Bridgeless Totem-pole PFC reference design

AX1600i PSU Corsair upgraded power supply with Gallium Nitride

AX1600i PSU Corsair upgraded power supply with Gallium Nitride

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