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Lumentum Holdings Inc of San Jose, CA, USA (which designs and makes optical and photonic products for optical networks and lasers for industrial and consumer markets) has been selected as a key contributor in NVIDIA’s silicon photonics ecosystem. Lumentum’s high-power, high-efficiency lasers have a crucial role in the development and deployment of new NVIDIA Spectrum-X Photonics networking switches...

Gallium nitride (GaN) power IC and silicon carbide (SiC) technology firm Navitas Semiconductor Corp of Torrance, CA, USA says that its portfolio of 3.2kW, 4.5kW and 8.5kW AI data-center power supply unit (PSU) designs exceed the new 80 PLUS ‘Ruby’ certification, focused on the highest level of efficiency for redundant server data-center PSUs...

Discrete device designer and manufacturer Nexperia of Nijmegen, the Netherlands (which operates wafer fabs in Hamburg, Germany, and Hazel Grove Manchester, UK) has added to its expanding e-mode GaN FET portfolio with 12 new devices intended to address the growing demand for higher efficiency and more compact systems...