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By Roy Dagher, Technology & Market Analyst, Compound Semiconductors at Yole Group
The power GaN market is entering a new phase of acceleration, driven by evolving market dynamics, strategic repositioning among key players, and expanding application opportunities. In 2025, the rise of AI-driven datacenters fueled market growth. At the same time, the ecosystem is undergoing structural changes marked by mergers and acquisitions, new partnerships, and diversification in manufacturing strategies. These developments, deeply analyzed in Yole Group’s Power SiC/GaN Compound Semiconductor Market Monitor - Q1 2026, are redefining competitive positioning and setting the stage for the next wave of adoption.
Datacenter Pull and Industry Reshaping: A Market in Acceleration
The market is expected to see significant growth in the coming quarters. A key driver of this expansion is the growing adoption of GaN technologies in datacenter applications, where efficiency and power density are critical.
Recent years have also been characterized by strong consolidation.Major acquisitions, such as Infineon Technologies’ 830 million dollar purchase of GaN Systems and Renesas’ 339 million dollar acquisition of Transphorm, highlight the strategic importance of GaN. In parallel, Innoscience’s IPO signals growing investor confidence in the technology. These moves raise questions about the potential for further acquisitions and large-scale investments as competition intensifies.
The competitive landscape is evolving rapidly. Innoscience remains the market leader in 2025, leveraging its expansion into automotive, datacenter, and home appliance applications, as well as humanoid robots. Its strategy of broadening its portfolio through power modules and Epiwafers reinforces its market reach. Infineon Technologies has significantly increased its market share, supported by strong momentum in datacenters, renewable energy, and consumer segments. Renesas is also strengthening its position through a diversified product offering across multiple applications.
Meanwhile, Navitas is undergoing a strategic shift, moving away from lower-margin fast-charging markets toward higher-value, higher-power applications. This new market positioning has led to a temporary loss of market share but reflects a long-term value-driven strategy.
A notable development in 2025 is the entry of onsemi into the power GaN market. As one of the top three power device manufacturers, onsemi previously focused on silicon-based technologies, including MOSFETs, IGBTs, and SiC. Its move into GaN marks a significant strategic shift.
In October 2025, onsemi introduced vertical GaN (vGaN) technology targeting 700 V and 1200 V power devices, aiming to build long-term differentiation in high-voltage applications. Shortly thereafter, the company announced partnerships with Innoscience and GlobalFoundries to address the 40 V to 650 V range using GaN-on-Si technology. This dual approach enables onsemi to accelerate time-to-market for mid-voltage applications while investing in future high-voltage innovation.
The company’s sudden entry underscores the increasing importance of GaN in the power electronics landscape. Initial GaN samples are expected in the first half of 2026, with revenue generation anticipated by 2027. This timeline reflects both the maturity of the technology and the competitive urgency among leading players.
The power GaN market is undergoing a profound transformation, driven by shifting market dynamics, expanding applications, and intensified competition. The growing role of datacenters, combined with increasing adoption across industrial and consumer segments, is creating strong momentum for the technology. At the same time, strategic moves, from acquisitions to new market entries, are reshaping the competitive landscape.
“Meanwhile, Navitas is undergoing a strategic shift, moving away from lower-margin fast-charging markets toward higher-value, higher-power applications. This new market positioning has led to a temporary loss of market share but reflects a long-term value-driven strategy.”
As more players invest in GaN and diversify their approaches, the ecosystem is becoming more complex and dynamic. The coming years will likely see continued consolidation, innovation in manufacturing and packaging, and accelerated adoption across high-growth applications.
In this evolving environment, the ability to combine technology differentiation with strategic positioning will be key to capturing value in the next phase of the power GaN market. eg
