Semiconductor today

Efficient Power Conversion Corp (EPC) of El Segundo, CA, USA — which makes enhancement-mode gallium nitride on silicon (eGaN) power field-effect transistors (FETs) and integrated circuits for power management applications — has provided additional details on its EPC91123 evaluation board, an 800VDC-to-12.5VDC, 6kW isolated converter designed to support next-generation AI data-center power architectures. As a contributor to the NVIDIA MGX AI Factory ecosystem, EPC contributes advanced GaN-based power conversion solutions designed to support emerging 800VDC server architectures, enabling higher power density, improved efficiency, and scalable rack-level power delivery for next-generation AI infrastructure...

Efficient Power Conversion Corp (EPC) of El Segundo, CA, USA — which makes enhancement-mode gallium nitride on silicon (eGaN) power field-effect transistors (FETs) and integrated circuits for power management applications — has provided additional details on its EPC91123 evaluation board, an 800VDC-to-12.5VDC, 6kW isolated converter designed to support next-generation AI data-center power architectures. As a contributor to the NVIDIA MGX AI Factory ecosystem, EPC contributes advanced GaN-based power conversion solutions designed to support emerging 800VDC server architectures, enabling higher power density, improved efficiency, and scalable rack-level power delivery for next-generation AI infrastructure...

Deposition equipment maker Aixtron SE of Herzogenrath, near Aachen, Germany says that its Close Coupled Showerhead (CCS) R&D system will serve as the centerpiece of a new semiconductor research facility at Penn State’s Materials Research Institute (MRI)...

Deposition equipment maker Aixtron SE of Herzogenrath, near Aachen, Germany says that its Close Coupled Showerhead (CCS) R&D system will serve as the centerpiece of a new semiconductor research facility at Penn State’s Materials Research Institute (MRI)...

Power Integrations Inc of San Jose, CA, USA (which provides high-voltage integrated circuits for energy-efficient power conversion) has introduced two new ultra-slim, compact auxiliary power supply reference designs for 800VDC AI data centers. The single-output, 15W design is only 30mm by 30mm with a 7mm profile, while the isolated, six-rail, 35W design is only 80mm by 60mm with an 8mm profile...

Wolfspeed Inc of Durham, NC, USA — which makes silicon carbide (SiC) materials and power semiconductor devices — is expanding into the rapidly growing data-center market with the creation of a dedicated data-center solutions team and regional office in the San Francisco Bay Area. The new data-center solutions team is targeted at enabling closer alignment with leading hyperscalers, ODMs and the entire ecosystem to build differentiated products and solutions for AI and other data-center applications...

Independent power electronics company Quantum Power Transformation (QPT) Ltd of Cambridge, UK — which was founded in 2019 and develops gallium nitride (GaN)-based electric motor controls — has opened customer demonstrations of its MicroDyno test platform, now updated with full field oriented control (FOC) and real-time dynamic cogging correction. The platform is available for in-person demos at QPT’s new R&D facility in Edinburgh, with remote-access demos available for international customers unable to travel...

BluGlass Ltd of Silverwater, Australia — which develops and manufactures gallium nitride (GaN) visible laser diodes based on its proprietary low-temperature, low-hydrogen remote-plasma chemical vapor deposition (RPCVD) technology — has secured a firm commitment of $1m, with the potential to be raised to $1.5m in total, following the execution of a shortall agreement in relation to options with an exercise price of $0.26 which expired on 31 May...

For coverage of all the key business and technology developments in compound semiconductors and advanced silicon materials and devices over the last month...

Infineon Technologies AG of Munich, Germany, which provides power systems and IoT, has joined NVIDIA’s MGX AI Factory ecosystem to help transform power delivery for next-generation AI data centers. Infineon’s power management solutions will support NVIDIA’s MGX architecture and 800VDC power architecture, an open, modular reference architecture designed for AI factories in the agentic AI era. 800VDC MGX-compatible power racks help existing AI infrastructure to scale AI compute performance and power density, creating an upgrade path for future AI infrastructure...

Infineon Technologies AG of Munich, Germany is introducing a new 1300V silicon carbide (SiC) module within the HybridPACK Drive family that is capable of continuous operation at temperatures up to 205°C. Existing designs typically allow up to 175°C. This increase enables automotive OEMs and tier-1 suppliers to deliver higher peak and continuous output power from existing inverter designs or, in new designs, reduce system complexity and overall cost...

For full-year 2025, epiwafer and substrate maker IQE plc of Cardiff, Wales, UK has reported revenue of £97.3m, down 17.6% on 2024’s £118m...

Purdue University has formed a strategic partnership with Taiwan-based GeChi Compound Semiconductor Co (GCCS) to accelerate the commercialization of silicon carbide (SiC). The collaboration targets the critical thermal, power and 6G bottlenecks currently constraining the next generation of high-compute infrastructure...

RF, microwave and power component distributor RFMW of San Jose, CA, USA (a Division of Exponential Technology Group Inc) has announced a global distribution agreement with South Korea-based RFHIC Corp...

Epiwafer and substrate maker IQE plc of Cardiff, Wales, UK has completed its fundraising, yielding total subscription proceeds of £81m...

Microchip Technology Inc of Chandler, AZ, USA has announced the availability of its new 3.3kV HV-D3 mSiC power modules, designed to simplify and accelerate the adoption of solid-state transformers (SSTs) in AI hyperscale data centers and other high-voltage power applications. The new modules integrate 3.3kV silicon carbide (SiC) mSiC MOSFETs and Schottky diodes in an industry-standard 62mm package, enabling efficient power delivery from the medium-voltage grid directly to the server rack...

New gallium nitride (GaN)-based power semiconductors from STMicroelectronics of Geneva, Switzerland are designed to improve efficiency and increase power density in high-voltage power supplies for high-demand applications that support electrification. The 700V PowerGaN devices in the STPOWER portfolio address challenges such as rising AI server power consumption and the need for higher-performance power conversion beyond the limits of conventional silicon technologies...

In booth #22020 at the IEEE MTT-S International Microwave Symposium (IMS 2026) in Thomas M. Menino Convention & Exhibition Center, Boston, MA, USA (9–11 June), Altum RF of Eindhoven, The Netherlands is showcasing its featured products and technical expertise, with company leaders answering questions about specific products, future plans and their decades of experience designing and delivering RF, microwave and millimeter-wave semiconductors...

In booth 470 (hall 7) at the PCIM Europe 2026 (Power Electronics, Intelligent Motion, Renewable Energy and Energy Management) Expo & Conference in Nuremberg, Germany (9–11 May), Infineon Technologies AG of Munich, Germany is showcasing its semiconductor portfolio for future-proof power infrastructure, AI data centers, robotics and electro-mobility...

In booth 318 (hall 9) at the PCIM 2026 (Power Electronics, Intelligent Motion, Renewable Energy and Energy Management) Expo & Conference in Nuremberg, Germany (9–11 May), ROHM is demonstrating how cutting-edge power semiconductor technologies contribute to higher efficiency, system miniaturization and reduced energy losses across automotive, industrial and infrastructure applications...