Technical Features

June 2023
Combining GaN and Liquid Cooling for Greater Energy Efficiency in AI Data Centers

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Figure 1: Projected electricity consumption of data centers (2015 – 2030) [6]

The data center industry is at a crossroads, facing unprecedented transformation due to the surge in generative AI and other emerging technologies. This surge has massively increased the power consumption on servers, putting a strain on data centers around the world. Data centers already account for about 2 perce
Date:
04/30/2024
Exploring Solutions for Energy-efficient Data Centers

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Figure 1. Data center power architectures. Unregulated IBC for high-density applications, such as AI, accelerator cards (left), and 12-V regulated common rail (right)

Data centers consume vast volumes of power, meaning even the most minor improvements in their performance efficiency translate into significant power savings. This article explores two novel power conversion topologies from Infineon - the Dual-stage Regulated Hybrid Switched Capacitor (DR-HSC) converter and the R
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Date:
06/30/2023
LED Driver Topology Guide for Automotive Applications

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Figure 1. Buck converter example: LT3932

­In many systems — including the myriad of regulators deployed in automotive power delivery systems —the design of power conversion regulators is often a difficult and complex task. This article aims to simplify the selection process by explaining the benefits, trade-offs, and applications for different sw
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Date:
06/01/2023
Light, Efficient LED Power Design Uses 48V and Power Modules

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­LED technology has advanced by leaps and bounds in the last decade, in many cases displacing LCD technology.  We are most familiar with the changes we have seen as our consumer televisions have gotten progressively thinner, lighter yet larger and more energy efficient.  But even more significant ad
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Date:
06/01/2023
The Spectrum of the Smart City

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Table 1: Find your best source

­Light is a form of electromagnetic radiation that has a constant influence on people, flora, fauna, and on technologies. The different wavelengths of this radiation are used in a variety of established, as well as cutting-edge, applications. Since the end of the 20th century, it was impossible to imagine medical di
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Date:
06/01/2023
Precision Thin Film Resistors – Nichrome vs Tantalum Nitride – a Comparison

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Figure 1: Precision Chip Resistors

­The two main resistive materials used in the manufacturing of precision chip resistors are nichrome (NiCr) and tantalum nitride (TaN).  This article will discuss the similarities and differences between resistors made with these two material types; from manufacturing to material properties to overall el
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Date:
06/01/2023
Powering Indoor Farms Efficiently with Centralized Power

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Figure 1: Data centers bending the energy usage curve

­Indoor horticulture relies on creating an environment for plants to grow with controlled heating, cooling and lighting – without relying on the sun – which require electrical energy. With rising energy costs and, in some areas, scarcity of supply, farmers are seeking systems that are reliable, cont
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Date:
06/01/2023
Passing EMI/EMC Tests is a Challenge

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Figure 1: Reference design to meet Class B emissions and Class IV immunity from CUI Inc’s PBO-15C datasheet

­Electrical and electronic systems generate electromagnetic fields that can interfere with other electronic products unless steps are taken to avoid it. All electronics products must demonstrate that they conform to standards regarding electromagnetic interference (EMI) and electromagnetic compatibility (EMC). The sources a
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Date:
06/01/2023
Power ICs Integrate Fast, Autonomous, Precise Protection Circuits for Ultimate System Robustness

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Figure 1: Device overload causes high temperatures and destruction

­As maximum load requirements increase and size decreases, the current, power and thermal stress also increases for the power switching device. The need to protect against overload conditions becomes paramount. As switching frequency increases, the need for faster fault detection, reaction, and protection times be
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Date:
06/01/2023
Bringing a Digital Dimension to Revolutionary Smart Shunt Technology

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Figure 1: A Riedon SSD Smart Shunt

­By achieving high efficiency levels, environmental guidelines can be adhered to and electricity consumption costs made more manageable. Conversely, elevated efficiency levels must be maintained in places where energy is being generated, so that it can always be used to full effect.  There are many high
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Date:
06/01/2023
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