Patent-pending innovations deliver scalable materials building blocks for advanced AI and high-performance computing packaging solutions

Wolfspeed, Inc. (NYSE:WOLF), a global leader in silicon carbide technology, today announced that its 300mm silicon carbide (SiC) technology platform could serve as a foundational materials enabler for advanced AI and high‑performance computing (HPC) heterogeneous packaging by the end of this decade.

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FIGURE 1. Conceptual demonstration of a large 100mm x 100mm interposer substrate enabled by Wolfspeed® 300mm SiC wafer.

"As AI workloads continue to increase package size, power density, and integration complexity, we believe new materials foundations will be increasingly important to extend advanced packaging roadmaps," said Elif Balkas, Chief Technology Officer at Wolfspeed. "Our 300mm silicon carbide platform is designed to align SiC's material advantages with industry‑standard manufacturing infrastructure and expand the solution space for next‑generation AI and HPC packaging architectures."

Building on its January 2026 milestone of successfully producing a single‑crystal 300mm SiC wafer, Wolfspeed is engaging AI ecosystem partners to explore how 300mm SiC substrates could help address the thermal, mechanical, and electrical performance barriers increasingly limiting next‑generation AI and HPC packaging architectures.

Driven by rapidly scaling AI workloads, data center integration roadmaps are pushing package sizes, power densities, and functional complexity beyond the limits of conventional materials. Wolfspeed's 300mm SiC platform is designed to help address these challenges by combining high thermal conductivity, mechanical robustness, and favorable electrical properties within a scalable manufacturing format aligned to existing 300mm semiconductor infrastructure.

Through its ongoing partner evaluation program, Wolfspeed is collaborating with foundries, OSATs, system architects, and research institutions to assess technical feasibility, performance benefits, reliability, and integration pathways. This collaborative approach is intended to accelerate learning, help de‑risk adoption, and help prepare the industry for the hybrid silicon carbide–silicon packaging architectures required by future AI workloads.

A 300mm SiC wafer format aligns advanced packaging materials with leading edge semiconductor fabrication and wafer level packaging processes, leveraging existing industry toolsets and infrastructure. This is intended to enable repeatable, high volume manufacturability while supporting cost scaling and ecosystem compatibility. In addition, the 300mm format can enable fabrication of larger interposer and heat spreader components, supporting the industry's trajectory toward increasingly large package form factors and more complex multi-component semiconductor assemblies.

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About Wolfspeed, Inc.

Wolfspeed (NYSE:WOLF) leads the market in the worldwide adoption of silicon carbide technologies that power the world's most disruptive innovations. As the pioneers of silicon carbide, and creators of the most advanced semiconductor technology on earth, we are committed to powering a better world for everyone. Through silicon carbide material, Power Modules, Discrete Power Devices and Power Die Products targeted for various applications, we will bring you The Power to Make It Real.^™ Learn more at www.wolfspeed.com.

Wolfspeed^® is a registered trademark and The Power to Make it Real^™ is a trademark of Wolfspeed, Inc.

Forward-Looking Statements

This press release contains forward-looking statements involving risks and uncertainties, both known and unknown, that may cause Wolfspeed's actual results to differ materially from those indicated in the forward-looking statements. Forward-looking statements by their nature address matters that are, to different degrees, uncertain, such as statements about Wolfspeed's strategic plans, priorities, growth opportunities, and ability to achieve profitability. Actual results could differ materially due to factors detailed in Wolfspeed's filings with the U.S. Securities and Exchange Commission ("SEC"), including its most recent Annual Report on Form 10-K and subsequent SEC filings. These forward-looking statements represent Wolfspeed's judgment as of the date of this release. Except as required under U.S. federal securities laws, Wolfspeed disclaims any intent or obligation to update any forward-looking statements after the date of this release.

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Wolfspeed Unveils Foundation for Next‑Generation AI Data Center Advanced Packaging Leveraging 300mm Silicon Carbide Technology