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Digital Power

 



 

 

Digital Power

September 2016
Energy conservation and reduction in CO2-emissions are key factors in mitigating global warming and preserving our future environment. These positive trends are leading to wider usage of power semiconductors in energy conversion systems supplying the rapidly growing global energy demand. IGBT (Insulated Gate
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Date:
09/29/2016
Maxim’s Pocket IO PLC development platform maximizes productivity for Industry 4.0 Apps

Pocket IO PLC development platform

Significantly increase manufacturing productivity with the Pocket IO programmable logic controller (PLC) development platform from Maxim Integrated Products. The platform provides customers with the ability to achieve the smallest form factor and highest power efficiency for next-generation PLC designs. Lost
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Date:
09/28/2016
STMicro's wireless charging chipset enables smaller, simpler, sealed wearables

STWBC-WA charging-transmitter controller and STWLC04 wireless battery-charger receiver

A miniaturized wireless battery-charging chipset from STMicroelectronics saves space, simplifies enclosure design and sealing, and accelerates time to market for ultra-compact sports wearables, wellness monitors, medical sensors, and remote controllers. The combination of ST’s STWBC-WA charging-transmitter
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Date:
09/28/2016

PSDcast - Brian White of TrendPoint on smart power in data centers

Brian White of TrendPoint

In this PSDcast Brian White of TrendPoint talks to Alix Paultre of Power Systems Design about the smart energy space and how it applies to data center efficiency. TrendPoint Systems designs and engineers flexible, scalable and cost-effective
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Date:
09/27/2016
Mouser now stocking the low-power Intel Curie module for wearables

Intel Curie Module

Mouser Electronics, a leading distributor with a wide selection of semiconductors and electronic components, is now stocking the highly anticipated Intel Curie module, a complete low-power solution designed for use in wearable devices and consumer and industrial edge solutions. Powered by the Intel Quark SE
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Date:
09/23/2016
PSDcast - Guy Barnhart-Magen of Nation-E on cybersecurity for smart buildings

Guy Barnhart-Magen of Nation-E

In this PSDcast Guy Barnhart-Magen of Nation-E talks about cyber protection for smart buildings with Alix Paultre of Power Systems Design. Today, billions of smart devices interconnected through the Internet of Things (IoT). Smart buildings are facing significant threats that are exacerbated by two major factors:
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Date:
09/21/2016
AMP Group releases non-isolated digital 60A PoL standard

Architects of Modern Power (AMP Group)

The Architects of Modern Power (AMP Group) consortium announced an additional standard aimed at establishing common mechanical and electrical specifications for the development of advanced power conversion technology for distributed power systems. The ‘gigaAMP’ standard, introduced to provide a higher current
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Date:
09/20/2016
RS Components, the trading brand of Electrocomponents, a distributor for engineers, has signed a distribution agreement with XP Power, a leading provider of AC/DC power supplies, DC/DC converters and DC to High Voltage DC converters, and now stocks around 2500 product lines from the manufacturer. As well as
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Date:
09/20/2016
Linear's latest monolithic synchronous step-up Silent Switcher LED driver dims smoothly

The LT3922 monolithic, synchronous, step-up DC/DC converter

The LT3922 is a monolithic, synchronous, step-up DC/DC converter with internal 40V, 2A power switches and an internal PWM generator. Its fixed frequency peak current mode control accurately regulates current within ±2% for a string of LEDs up to 34V. Its integrated PWM generator offers up to 128:1 dimming ratio.
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Date:
09/19/2016
Digital LED driver ICs from Infineon offer flicker-free control and low stand-by power

XDPL8220 LED driver

The XDPL8220 from Infineon Technologies extends their product portfolio of digital and configurable LED driver ICs. The IC enables the lighting industry to realize essential features for smart lighting and increases the benefits for both, end user and manufacturers. The primary side control of this device saves
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Date:
09/16/2016
XP Power launches digitally-controlled 1U configurable power platform

nanofleX configurable digitally-controlled AC-DC power supplies

XP Power announced the nanofleX series of configurable digitally-controlled AC-DC power supplies. This modular supply is constructed in a compact low profile 1U mechanical chassis format that suits today’s space constrained designs and can accommodate up to four single-slot plug-in customer selected output
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Date:
09/15/2016
ADI protects smart grid equipment from harmful faults

The AD7616 DAS

 Analog Devices announced a data acquisition system (DAS) that enhances smart grid equipment monitoring in order to protect equipment from harmful system faults and improve power delivery to residences and businesses. As electricity demand grows and renewable energy generation is added, utility companies
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Date:
09/15/2016
Ultra-high speed electric machines highlighted at CWIEME

Technology progress in high speed motor design has led to ever-increasing rotating speeds for electric machines

Gerald Masson, engineer at Moving Magnet Technologies, will assess the latest in design, applications—and challenges—for high speed motors at North America’s largest coil winding, electric motor and transformer event in October in Chicago. Technology progress in high speed motor design has led
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Date:
09/14/2016
Linear's IEEE 802.3bt PD controller paves path to higher power levels

LT4295 IEEE 802.3bt powered device (PD) interface controller

Linear Technology introduced the LT4295 IEEE 802.3bt powered device (PD) interface controller for applications requiring up to 71W of delivered power. The next Power over Ethernet (PoE) standard – IEEE 802.3bt – enables manufacturers to go beyond the 25.5W allocated by the 2009 IEEE 802.3at standard. Linear
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Date:
09/12/2016
50A to 300A, Scalable ÂμModule Regulator Needs 60% Less Capacitance to Power Sub-28nm GPUs, FPGAs, ASICs & Processors

µModule® Regulator with Precision DC & Transient Voltage Accuracy for Advanced Digital Devices

Linear Technology Corporation introduces the LTM4650-1A and LTM4650-1B, dual 25A or single 50A µModule® (power module) regulators scalable to deliver 300A to high power, low voltage sub-28nm
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Date:
09/08/2016
Excelsys product configurator updated online

Excelsys product configurator

Excelsys Technologies, leaders in high efficiency power supply design, have redesigned their online power supply configurator to include the newly introduced CoolX series of 600W convection cooled power supplies alongside the very successful UltiMod, Xsolo and Xgen product ranges. Excelsys market
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Date:
09/07/2016
Here we’ll show how Spice can be used to provide proximity loss results for magnetics windings. Proximity loss equations are solved for a set of frequencies, and a simulation circuit is generated which predicts the proper AC losses regardless of the current waveform. Inductor winding AC
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Date:
09/05/2016
It should come as no surprise to anyone that a the continuing adoption of Digital Power System Management (DPSM) within the communications and computer industries continues to  be driven, in large part, to the high current levels demanded by the sub-20nm ASICs and/or FPGAs that are at the core of their
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Date:
09/05/2016
In response to Google’s Little Box Challenge (LBC), our Virginia Tech team, the Future Energy Electronics Center (FEEC), decided to design a power inverter. As shown below, our design significantly surpassed the LBC specifications. Our final design exhibited a power density of 61.2 W/in3,
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Date:
09/05/2016
Industrial automation systems are undergoing a revolution to reduce latency and down time. This directly translates to increased profits for factory operators and machine builders.  Dubbed Industry 4.0, this effort will add more intelligence across the factory floor from HMI panels and controllers to communication
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Date:
09/05/2016
Smaller, smarter, and more powerful are market trends for low-power switched-mode power supply (SMPS) applications. Smaller requires the SMPS to have a more compact form factor – and, thus higher power density. Smarter requires intelligent system-to-system/system-to-human communication to ensure the systems
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Date:
09/05/2016
Measuring the resistance of something is a great deal more complicated if that resistance is very small. With bigger resistances, measurements can be as simple as connecting two leads between a digital multi-meter (DMM) and the device under test (DUT) and reading the number. With small resistances, the multitude
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Date:
09/03/2016
Thermal behavior is important to determining the lifetime performance of electronic system design and the power supply is a critical element in determining that behavior. Heat has a number of effects on a system. The most problematic at a system level is one of long-term reliability. High operating temperatures
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Date:
09/03/2016
In the last few years GaN based devices, both discrete FET’s and MMIC’s, have been released and widely used in high power microwave amplifier systems.  These devices, available from several foundry sources, are typically fabricated on 100mm SiC wafers.  GaN on Si processes are also under consideration,
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Date:
09/03/2016
This software, in combination with Rigol oscilloscopes (series DS/MSO2000A, DS/MSO4000 or DS6000) allows customers to set up small test systems, which represent a reasonably priced alternative for measuring switching power supply parameters during the development phase. Switching power supplies are
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Date:
09/03/2016
The implementation of the “Smart Grid” is accelerating rapidly.  Once just a vision in eyes of power engineers and utilities, the Smart Grid is swiftly taking shape.  A major driver in realizing a truly smart electrical grid is the adoption of distributed energy resources (DERs).  Grid-connected
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Date:
09/03/2016
In the last part of this series, we saw that only one of the modulator gains found in the literature can be confirmed with measurements. Furthermore, it is shown that the discrepancies in all the models are easily resolved by proper sampling of the system. Different current-mode modulator
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Date:
09/03/2016
PSDcast - Semitech CEO Zeev Collin on next-gen smart wireless systems

Semitech CEO Zeev Collin

In this PSDcast Semitech CEO Zeev Collin talks to Alix Paultre of Power Systems Design on next-gen smart wireless systems. Between the Smart Grid, Indutry 4.), and the Internet of Things, the issue isn't really what to call it but how to give devices and systems the wireless functinoality needed to acheive
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Date:
09/01/2016
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