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Powering Communications

 



 

 

Powering Communications

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
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

Wolfspeed claims highest-power L-Band radar GaN HEMT

900W CGHV14800 GaN HEMT

Wolfspeed, a Cree company and a leading supplier of GaN-on-SiC high electron mobility transistors (HEMTs) and monolithic microwave integrated circuits (MMICs) with best-in-class reliability, will release the highest power 50V GaN HEMT demonstrated to date — its 900W CGHV14800 GaN HEMT for L-Band radar applications
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Date:
09/20/2016
TDK's wide-input-range 15W DC-DC converters have six-sided shielding

TDK-Lambda 15W CCG15S series DC-DC converters

TDK announced the introduction of the TDK-Lambda 15W CCG15S series of DC-DC converters, further extending the CCG product family. Operating over a 4:1 input range, these highly efficiency products are enclosed in a 1 inch by 1 inch six-sided shielded metal case. Applications include telecommunications, process
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Date:
09/19/2016
ON Semiconductor and Fairchild Semiconductor International jointly announced that ON Semiconductor has successfully completed its previously announced $2.4 billion cash acquisition of Fairchild. “The acquisition of Fairchild is a transformative step in our quest to become the premier supplier
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Date:
09/19/2016
Linear's robust 4Mbps CAN FD ÂμModule isolator improves system reliability

LTM2889 CAN µModule transceiver and isolator

Linear Technology introduced the LTM2889, a fully ISO 11898-2 compliant CAN (controller area network) µModule (micromodule) transceiver and isolator that guards against large ground-to-ground differentials and common mode transients in 3.3V or 5V applications. In practical CAN systems, ground potentials vary
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Date:
09/14/2016
Times Microwave's data line protection surge protectors now at CDM

Times Microwave Systems' Times-Protect Data Line Series

CDM Electronics, a premier authorized distributor of electronic connectors and cables, now stocks Times Microwave Systems' lightning and surge protectors, which includes LP-DOE-1G, LP-POE-1G and LP-PAE-100 modules. The compact devices are engineered to support the highest level of surge protection for twisted
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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
KOA Speer adds resistance values to TLR2B/2BW metal-plate chip current-sense resistor family

TLR2B/2BW metal plate chip current sense resistors

KOA Speer Electronics expands the resistance values of the 1206 size TLR2B/2BW metal plate chip current sense resistors, available now in 1mΩ and 1.5mΩ. The power rating for the 1206 chip size TLR2B is 0.5Watt and TLR2BW is 1Watt. These resistors feature a metal alloy to provide superior corrosion and heat
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Date:
09/12/2016
Arrow's LoRa development board speeds long-range IoT product development

LION board

Arrow Electronics has extended its support for developers of Internet of Things (IoT) products with the introduction of the SmartEverything LION board. The LION board supports a range of functions required in an IoT sensing node and enables simple, low power connection to the Cloud via the LoRa protocol. It
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Date:
09/09/2016
CUI's rugged 1x1-in. isolated DC-DC converters offer high effficiency in an encapsulated package

The PDQ10‑D, PDQ15‑D and PDQ30‑D

CUI added to its line-up of isolated dc‑dc converters with the introduction of three new encapsulated models ranging from 10 W to 30 W. The PDQ10‑D, PDQ15‑D and PDQ30‑D output 10 W, 15 W and 30 W of power respectively in an industry standard 1” x 1” package, making them ideal replacements for larger
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Date:
09/08/2016
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
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
The submission deadline for professional education seminars and industry session presentations for APEC 2017 has been extended to Friday, September 9th. If you are still interested in presenting at APEC 2017, please submit your presentation by the September 9 deadline in order to be considered. PROFESSIONAL
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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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