Introducing the Wolfspeed QFN 8x8 Schottky Diodes and TO-Leadless (TOLL) MOSFETs with a compact footprint enabling high efficiency and high power density in the most demanding server and data center applications. (Source: Wolfspeed)
SILICON CARBIDE SOLUTIONS FOR DATACENTER POWER SUPPLIES

Finding the right technology to solve the datacenter power challenge

Datacenters consume close to one percent of global electricity, a number that is only expected to grow. While increasing renewable energy contribution is a step in the right direction, global standards for energy efficiency is another area of focus that targets nearly 40 % of datacenter operational costs due to energy consumption by servers and their cooling systems. Wolfspeed’s new 3.6 kW totem-pole PFC reference design is aimed at solving the datacenter and server power supply challenge by offering flexibility with high efficiency, lower cost, while meeting global efficiency standards.

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The PFC converter is the base of the “power pyramid” of an AC-DC power supply. (Source: ©StockGood - stock.adobe.com)
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PFC CONVERTER

Control loops and startup for PFC converters

The power factoring correcting (PFC) converter does not often get a lot of love or attention. For low and medium power levels (let’s say up to 1000W or so), a suitable reference design is often copied and then little time is budgeted for testing and proving it. Yet this part of an AC-DC power supply unit (PSU), is the base for the rest of the design.

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Grand View Research Inc. reports that the global LED lighting market is expected to reach USD 127.04 billion by 2027. However, the impact of Covid-19 cannot yet be estimated. (Source: gemeinfrei)
POWER SUPPLIES

LED lights, and how to power them

LEDs are increasingly becoming the lighting technology of choice, because of their low energy consumption, long life, and other advantages. However, unlike incandescent luminaires which plug directly into the AC mains, they need an AC-DC power supply.This article looks at the factors to be considered in choosing power supplies suitable for lighting LEDs.

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Galleries

Holger Borcherding, Scientific Director at the University of Applied Sciences and Arts Ostwestfalen-Lippe has presented the topic “On the Way to the DC Factory – The Open Industrial DC Grid for Sustainable Production Sites is Entering the Dissemination Phase”. (Source: John - stock.adobe.com)
PCIM EUROPE 2023 KEYNOTE

Realizing energy efficiency and sustainability gains with DC grids in industrial plants

At PCIM Europe 2023, Professor Holger Borcherding, Scientific Director, University of Applied Sciences and Arts Ostwestfalen-Lippe, presented his keynote, On the Way to the DC Factory - The Open Industrial DC Grid for Sustainable Production Sites is Entering the Dissemination Phase, which focused on DC grids for industrial applications and the rapid progress that is being made in this space. Here is the summary!

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