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The Lead

Scientists create cheaper magnetic material for cars, wind turbines

April 27, 2015 9:10 am | by DOE/Ames Laboratory | News | Comments

Karl A. Gschneidner and fellow scientists at the U.S. Department of Energy's Ames Laboratory have created a new magnetic alloy that is an alternative to traditional rare-earth permanent magnets. The new alloy--a potential replacement for high-performance ...

Current-sense transformers detect switching current up to 40 Amps

April 27, 2015 8:57 am | Product Releases | Comments

The CST2010 Series of current sense transformers from Coilcraft detect switching current up to...

The industry’s first 600V GaN transistor in a TO-247 package

April 23, 2015 4:17 pm | Product Releases | Comments

Transphorm Inc. is offering engineering samples of its TPH3205WS transistor, the first 600V GaN...

Shielded power inductors provide inductance values up to 33 µH

April 23, 2015 12:39 pm | Product Releases | Comments

Coilcraft’s XAL15xx Family of rugged, magnetically-shielded power inductors are offered in two...

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Development boards feature an ARM Cortex-M3 core running up to 180MHz

April 23, 2015 9:22 am | by Newark | Newark | Product Releases | Comments

Three new NXP development boards in the LPC Xpresso family are part of an established and popular toolchain featuring the power of LPC microcontrollers based on ARMs Cortex-M cores. The boards are able to work with most existing LPC Xpresso accessories and Arduino compatible shields to enhance functional capabilities....

DIN rail mountable power supply is only one inch wide

April 23, 2015 8:56 am | by Automation Systems Interconnect (Asi) | Automation Systems Interconnect (Asi) | Product Releases | Comments

Automation Systems Interconnect Inc. (ASI) introduces a 24 Vdc DIN rail mountable power supply that is only one inch wide. The new ASIUSP-24PFN-15D has an input range is from 90 to 264 Vac and 120 to 370 Vdc and an output of 1.6 Amp at 15 Vdc. It is ideal for sensor applications. The wide input range makes this power supply a ...

Photos of the Day: Chevrolet debuts FNR — a vision of the future

April 20, 2015 3:07 pm | by WDD Staff | News | Comments

The FNR imagines what a fully autonomous, electric vehicle might look like many years from now and is meant to appeal to young, Chinese consumers. The concept's design from the minds at GM's Pan Asia Technical Automotive Center does a pretty neat magic trick, too....

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NTC thermistor dies support gold wire bonding and conductive adhesive gluing

April 20, 2015 10:20 am | by Vishay Intertechnology | Vishay Intertechnology | Product Releases | Comments

Vishay Intertechnology, Inc. introduced two new leadless NTC thermistor dies — contacted on the top and bottom — that provide designers with the same mounting options as IGBT semiconductors. Featuring gold metallization, the Vishay BC components NTCC300E4 supports gold wire bonding and ...

Turning packing peanuts into energy efficient batteries

April 20, 2015 8:50 am | by Jason Lomberg, Digital Editor, @JasonECNMag | Blogs | Comments

Researchers at Purdue University have discovered a way to transform those scrunchy little pieces of styrofoam into an energy efficient battery. Turns out that the very qualities that make them a stout companion for your fragile parcels – their lightweight, porous nature ...

Engineer improves rechargeable batteries with MoS2 nano 'sandwich'

April 17, 2015 1:51 pm | by Kansas State University | News | Comments

The key to better cellphones and other rechargeable electronics may be in tiny "sandwiches" made of nanosheets, according to mechanical engineering research from Kansas State University. Gurpreet Singh, assistant professor of mechanical and nuclear engineering ...

40W AC/DC power supplies offer universal AC input

April 17, 2015 1:03 pm | by MicroPower Direct, LLC | MicroPower Direct, LLC | Product Releases | Comments

The MPM-40SE series is a family of compact, 40W AC/DC power supplies. These high performance, encapsulated modules include a universal AC input, full safety approvals, robust filtering and high reliability. Six standard models operate from a universal input of 85 to 264 VAC; providing tightly regulated ...

140W ISM band transistor provides clean power

April 17, 2015 12:27 pm | by Rfmw Ltd | Rfmw Ltd | Product Releases | Comments

RFMW, Ltd. announces design and sales support for an LDMOS power transistor internally matched for broadband operation from 2400 to 2500MHz. NXP’s BLF2425M7LS140 provides 140W average CW power with 18.5dB of gain. The BLF2425M7LS140 draws 1.3A from a 28V supply with efficiencies up to 52%....

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Rectifier provides power conversion density capabilities for data-hungry applications

April 16, 2015 11:16 am | by Ge Energy | Ge Energy | Product Releases | Comments

GE’s CP3500 rectifier is the latest addition to its recently launched rectifier product line and provides industry-leading power conversion density capabilities for data-hungry applications. It is the industry’s first compact, 3.5-kilowatt (kW) AC to 48-volt DC rectifier in a 1U module, providing a higher power-to-space ratio than ...

Aluminium-ion battery can charge a smartphone in one minute

April 14, 2015 12:16 pm | by Janine E. Mooney, Editor in Chief, WDD, @JMooneyWDD | Blogs | Comments

Have you ever sat around waiting for your cell phone to charge? For me, it's a painful wait. If I'm really in a rush, I'll even turn my phone on airplane mode, because according to I-don't-know-who, it charges faster that way. If you've ever sat waiting for some juice ...

Should we train vets for renewable energy jobs?

April 7, 2015 12:55 pm | by Jason Lomberg, Digital Editor, @JasonECNMag | Blogs | Comments

Barack Obama has made renewable energy a keystone of his presidency, and part of his efforts include training an estimated 75,000 workers for the renewable energy industry by 2020. Last week, Obama announced a "Solar Ready Vets" program....

Programmable DC power supplies feature voltage of 600W

April 6, 2015 3:18 pm | TDK Corporation of America | Product Releases | Comments

TDK Corporation announces the introduction of 600W high voltage models to TDK-Lambda’s Z+ series of programmable DC power supplies.  This extensive series is now available with output voltages of 0-10, 0-20, 0-36, 0-60, 0-160, 0-320 or 0-650VDC and with output powers of 200, 400, 600 and 800W.  These higher voltages ...

Researchers create first metal-free catalyst for rechargeable zinc-air batteries

April 6, 2015 1:00 pm | by Case Western Reserve University | News | Comments

Researchers from Case Western Reserve University and the University of North Texas have made what they believe is the first metal-free bifunctional electrocatalyst that performs as well or better than most metal and ...

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DC-DC converters with IP66-rated protection suit extreme environments

April 6, 2015 8:45 am | by Absopulse | Product Releases | Comments

ABSOPULSE Electronics’ HVI 500-D3G series of high input voltage, ultra-rugged, IP66-rated DC-DC converters are designed and built for extreme applications that require a waterproof, dust-proof, sand-proof, oil-, fire- and/or explosion-proof solution. They are typically used in heavy industry, mining ...

Showcasing an electric motorcycle at the world's most dangerous race

April 2, 2015 12:06 pm | by Kasey Panetta, Editor, @kcpanetta | Blogs | Comments

Meet Polina Brodsky,Technical Coordinator, Buckeye Current Racing: Electric motorcycle at Ohio State. She was part of the team that has showcased electric motorcycles at the Isle of Man racing competition....

Battery energy storage project shows promise for electricity network

April 2, 2015 11:47 am | by Griffith University | News | Comments

With rising electricity prices one of the biggest issues facing households, Griffith University (Australia) research into energy storage and supply holds the promise of cheaper, better quality power for the low voltage (LV) electricity distribution network. According to the research ...

Facebook's Internet drones won’t have us all singing Kumbaya

March 31, 2015 8:30 am | by Jason Lomberg, Digital Editor, @JasonECNMag | Blogs | Comments

Facebook recently trialed the solar-powered drones which aim to fulfill the social network giant’s ambitious goal of connecting the entire world to the internet. The Internet.org initiative is an impressive engineering feat, relying on solar-powered UAVs to “beam” the Internet down to billions of people.

Current probe boosts immunity to local dV/dt transients

March 31, 2015 7:44 am | by Power Electronic Measurements Ltd | Product Releases | Comments

To meet the demands of measuring transient currents in semiconductors using new technology, such as SiC and GaN, Power Electronic Measurements Ltd (PEM) has designed the CWT MiniHF Rogowski current probe. Combining a novel shielding technique, utilising a low sensitivity coil and patented low-noise signal-conditioning circuitry ...

Digital Point-of-Load module series powers advanced ICs

March 31, 2015 7:41 am | by Cui Inc | Cui Inc | Product Releases | Comments

CUI Inc announced the release of its highest current digital POL family to date. Designed specifically to address the rapidly-rising power requirements of today’s most advanced integrated circuits, the NDM3Z-90 is a non-isolated module outputting 90 A in ultra low-profile vertical and horizontal packages....

A second life for ammeter shunt resistors

March 30, 2015 2:14 pm | by Phil Ebbert, VP of Engineering, Riedon Inc. | Articles | Comments

The growth in energy supply from renewable sources: solar, wind, and wave or tidal power, is also prompting an increased demand for more accurate high-current measurement solutions

Basics on Triac noise immunity and new low-cost solution to improve device dV/dt

March 30, 2015 10:26 am | by Muriel Nina and Laurent Gonthier, STMicroelectronics | Articles | Comments

Since the 1970’s, Triacs have been used to control AC loads in almost all appliances. Since then, designers have had to face to the particular behavior of a Triac that can be self-triggered in case the rate of voltage increase applied across its terminals is too high....

Engineering Update #103: The world’s first commercial flamethrower

March 26, 2015 10:43 am | by Jon Dipierro, Kasey Panetta, Jason Lomberg, & Janine E. Mooney | Videos | Comments

Now here’s a weapon I can almost guarantee that you’ve seen more at the local multiplex than in someone’s backyard. Its creators describe the XM42 as the “world’s first fully handheld, grab and go portable flamethrower on the market.”

Electric vehicles could reduce global warming, cool down cities

March 24, 2015 7:47 am | by Jason Lomberg, Digital Editor, @JasonECNMag | Blogs | Comments

We’ve heard the claim that gas-guzzlers contribute to global warming, but hybrid and pure electric vehicles could reduce an entirely different sort of heat. According to researchers, electric vehicles (EVs) emit only 19.8% of the heat spewed by conventional vehicles....

3-phase AC-DC power supply achieves 95.5% efficiency

March 23, 2015 12:50 pm | Murata Power Solutions Inc. | Product Releases | Comments

Murata has announced the D2U5T-H3-7000-54 hot-swappable, AC/DC power supply with wide-range three-phase input from Murata Power Solutions. This internally cooled supply provides a 7,000 Watt, 54VDC main output at up to 95.5% efficiency at 50% load. A user selectable standby conveniently offers an output of either 3.3 or 5 VDC....

New law requires solar panels (or plants) on all commercial buildings

March 23, 2015 8:34 am | by Kasey Panetta, Editor, @kcpanetta | Blogs | Comments

Though the Step In Time dance from Mary Poppins is not longer an accurate depiction of the world above us, roof tops still play an interesting role in society.

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