Power SiC enters the AI age - Yole Group

Yole Group's report on Power SiC entering the AI era reveals a significant industry transformation trend in semiconductors. Power SiC, as a next-generation power semiconductor material, is expanding f... Read original →

Silicon carbide’s (SiC) incursion into AI infrastructure signals a pivotal shift in power semiconductors—from mere functionality to intelligent efficiency. Technically, soaring AI chip power demands are forcing a redesign of voltage regulation modules, where SiC’s superior breakdown field and thermal conductivity displace silicon in server VRMs and liquid-cooled PSUs. This accelerates adoption of 6-inch substrates and validates 8-inch pilot lines upstream. Geopolitically, tightening U.S.-EU export controls on wide-bandgap materials compel Taiwan, China and mainland China fabs to localize epitaxy and packaging—yet equipment dependency remains a choke point. Strategically, Wolfspeed and Infineon may lock in cloud hyperscalers via capacity reservations, while ON Semiconductor and STMicro leverage automotive SiC expertise to cross into data centers. Within 18 months, SiC penetration in AI power systems will surge from under 5% to over 15%, reshaping the materials-to-system value chain and reinforcing IDM dominance in high-reliability applications.