Data Centers

January 2026

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Figure 1: Schematic of a high-voltage PowiGaN cascode switch

1250 V/1700 V GaN HEMTs for NVIDIA 800 VDC Architecture

Kamal Varadarajan & Chris Lee, Power Integrations

GaN-based power semiconductors are ideal for high-efficiency power converters thanks to their superior material properties. However, very few manufacturers offer GaN HEMTs rated above 650 V. The main challenge is that GaN devices built on silicon substrates require very thick buffer layers, which adds significant pr

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Date:

01/31/2026

Siemens and nVent to Release Joint Reference Architecture Purpose-Built for NVIDIA AI Data Centers

Siemens and nVent are collaborating to develop a liquid cooling and power reference architecture, purpose-built for hyperscale AI workloads. As AI workloads grow more intensive and distributed, data center infrastructure strategies must balance performance, efficiency, and scalability through i

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Date:

01/29/2026

Toshiba Expands Protection Zener Diodes Portfolio with Four new Voltage Ratings up to 75V

Toshiba Electronics Europe GmbH (“Toshiba”) is expanding its surge protection Zener diodes lineup with the addition of four new products to its CUZ series. The CUZ56V, CUZ62V, CUZ68V, and CUZ75V, with Zener voltages (VZ) of 56V, 62V, 68V, and 75V respectively, are designed for use in power supplies for da

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Date:

01/15/2026