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The Lead

Turning packing peanuts into energy efficient batteries

April 17, 2015 3:50 pm | 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...

40W AC/DC power supplies offer universal AC input

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

The MPM-40SE series is a family of compact, 40W AC/DC power supplies. These high performance,...

140W ISM band transistor provides clean power

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

RFMW, Ltd. announces design and sales support for an LDMOS power transistor internally matched...

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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....

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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 ...

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 ...

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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....

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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.

The industry’s first fully encapsulated 50A digital power module

March 20, 2015 12:28 pm | by Intersil | Intersil | Product Releases | Comments

Intersil Corporation announced the industry’s first 50A fully encapsulated digital DC/DC PMBus power module. The ISL8272M is a complete step-down power supply that delivers up to 50A of output current from industry standard 12V or 5V input power rails, and four modules can be combined....

80W S-band amplifier supports short and long pulse radar

March 20, 2015 12:19 pm | by Rfmw Ltd | Rfmw Ltd | Product Releases | Comments

RFMW, Ltd. announces design and sales support for a GaN power amplifier delivering 80W Psat power from 3.1 to 3.6GHz. Designed for S-band radar applications, the TGA2814-CP is a flanged, surface mount amplifier with a pure copper base providing superior thermal management. Power gain for the Qorvo TGA2814-CP is rated at 23dB....

Development kits accelerate development of lowest-power Bluetooth devices

March 20, 2015 12:13 pm | by Dialog Semiconductor (Dialog North America) | Dialog Semiconductor (Dialog North America) | Product Releases | Comments

Dialog Semiconductor plc announces a global distribution agreement with Digi-Key Corporation, the industry leader in electronic component selection, availability and delivery. Digi-Key has Dialog’s SmartBond Basic and Pro development kits in stock for immediate delivery. The kits offer engineers the fastest and easiest route to developing ...

High-efficiency GaN PA delivers 100W in S-Band

March 20, 2015 10:00 am | by Rfmw Ltd | Rfmw Ltd | Product Releases | Comments

RFMW, Ltd. announces design and sales support for a GaN power amplifier delivering 100W Psat power from 3.1 to 3.6GHz. Designed for S-band radar applications, the TGA2813-CP is a flanged, surface mount amplifier with a pure copper base providing superior thermal management. Power gain for the Qorvo TGA2813-CP is rated at 23dB with a 27dBm ...

Ceramic chip capacitors deliver high reliability for automotive applications

March 20, 2015 9:26 am | by Vishay Intertechnology | Vishay Intertechnology | Product Releases | Comments

New Vishay Intertechnology RoHS-Compliant SMD MLCCs Deliver High Reliability for Automotive Applications Featuring Voltages to 3000 VDC, Devices Offer C0G (NP0), X7R, and X8R Dielectrics in Six Case Sizes From 0402 to 1812 MALVERN, Pa. — March 11, 2015 — Vishay Intertechnology, Inc. (NYSE: VSH) today introduced a new series of RoHS-compliant, surface-mount multilayer ceramic chip capacito...

Clean energy future: New cheap and efficient electrode for splitting water

March 19, 2015 1:40 pm | by EurekAlert! | News | Comments

UNSW Australia scientists have developed a highly efficient oxygen-producing electrode for splitting water that has the potential to be scaled up for industrial production of the clean energy fuel, hydrogen. The new technology is based on an inexpensive, specially coated ...

Imperfect graphene opens door to better fuel cells

March 19, 2015 1:00 pm | by EurekAlert! | News | Comments

The honeycomb structure of pristine graphene is beautiful, but Northwestern University scientists, together with collaborators from five other institutions, have discovered that if the graphene naturally has a few tiny holes in it, you have a proton-selective membrane that could ...

Hidden benefits of electric vehicles revealed

March 19, 2015 12:51 pm | by EurekAlert! | News | Comments

Electric vehicles are cool, research shows. Literally. A study in this week's Scientific Reports by researchers at Michigan State University (MSU) and in China add more fuel to the already hot debate about whether electric vehicles ...

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