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2 for 1 in solar power

November 18, 2013 11:49 am | by EurekAlert! | News | Comments

Solar cells offer the opportunity to harvest abundant, renewable energy. Although the highest energy light occurs in the ultraviolet and visible spectrum, most solar energy is in the infrared. There is a trade-off in harvesting this light, so that solar cells are efficient in the infrared but waste much of the energy...

Scientists invent self-healing battery electrode

November 18, 2013 11:42 am | by EurekAlert! | News | Comments

Researchers have made the first battery electrode that heals itself, opening a new and potentially commercially viable path for making the next generation of lithium ion batteries for electric cars, cell phones and other devices. The secret is a stretchy polymer that coats the electrode, binds it together and spontaneously heals tiny cracks...

New approach advances wireless power transfer for vehicles

November 18, 2013 11:29 am | by North Carolina State University | News | Comments

Researchers from North Carolina State University have developed new technology and techniques for transmitting power wirelessly from a stationary source to a mobile receiver – moving engineers closer to their goal of creating highway “stations” that can recharge electric vehicles wirelessly as the vehicles drive by.

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EPCOS varistors feature a footprint of only 0.47 mm x 0.47 mm

November 18, 2013 9:10 am | Tdk Corporation Of America | Product Releases | Comments

TDK Corporation announces a new series of EPCOS multilayer varistors of the CeraDiodefamily, which includes the most compact, flattest and most rugged varistor for ESD protection of mobile equipment.

TVS arrays offer circuit protection in smartphones

November 18, 2013 8:46 am | ProTek Devices | Product Releases | Comments

ProTek Devices has introduced a new series of transient voltage suppressor arrays (TVS arrays) for circuit protection in applications such as, smartphones and other portable electronics, USB interfaces, and Ethernet 10/100/1000 base T.

RF gain blocks offering up to 24 dB gain, 40 dBm OIP3

November 14, 2013 3:55 pm | Richardson RFPD, Inc., Analog Devices, Inc. | Product Releases | Comments

Richardson RFPD, Inc. today announces immediate availability and full design support capabilities for four new broadband RF gain blocks from Analog Devices, Inc. (ADI). The new gain blocks are single-ended RF/IF gain block amplifiers that operate from 30 MHz to 6 GHz and offer up to 24 dB gain and 40 dBm third-order intercept point (OIP3).

DC/DC converters provide 6W of output power in a miniature SMT package

November 14, 2013 3:50 pm | MicroPower Direct, LLC | Product Releases | Comments

Available immediately from MicroPower Direct, the ML600xRU series provides 6W of output power in a miniature SMT package. They provide the robust performance, miniature size and economy required by a wide range of space critical board level applications. Available on tape/reel, they can be used with most automated assembly systems.

10W GaN MMIC power amplifier covers 6 to 18 GHz

November 14, 2013 12:41 pm | Hittite Microwave Corporation | Product Releases | Comments

Hittite Microwave Corporation announced a new Gallium Nitride (GaN) MMIC power amplifier product which offers significant performance, size and durability advantages for communications, test instrumentation and radar systems operating in the 6 to 18 GHz frequency range.

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Keeping an eye on PoE within security end-equipment

November 14, 2013 9:26 am | by Thomas Lewis, Texas Instruments | Articles | Comments

Power over Ethernet (PoE) is forecasted to experience one of the highest compounded annual growth rates (CAGR), in the power management IC category, over the next five years. Driven by the demand for ease of installation across multiple end equipment, and lifted by a planned new IEEE standard...

Is solar power a viable energy option?

November 13, 2013 2:33 pm | by Kasey Panetta, Managing Editor | Articles | Comments

It's about to be a new year at ECN and we're looking forward to the future with a Brainstorm about alternative energy! It's a hot topic in engineering and around the world as researchers, designers, and politicians try to figure out what the energy of the future will be. This month, we're focusing in on SOLAR POWER with a question for our readers

Isolated monolithic flyback regulator delivers up to 15 Watts

November 13, 2013 1:49 pm | Linear Technology Corporation | Product Releases | Comments

Linear Technology Corporation announces the LT8302, a monolithic flyback regulator that significantly simplifies the design of isolated DC/DC converters. By sampling the isolated output voltage directly from the primary-side flyback waveform, the part requires no opto-isolator or third winding for regulation.

Structure of bacterial nanowire protein hints at secrets of conduction

November 13, 2013 12:03 pm | by DOE/Pacific Northwest National Laboratory | News | Comments

Tiny electrical wires protrude from some bacteria and contribute to rock and dirt formation. Researchers studying the protein that makes up one such wire have determined the protein's structure. The finding is important to such diverse fields as producing energy, recycling Earth's carbon and miniaturizing computers.

A nano-sized sponge made of electrons

November 13, 2013 11:42 am | by EurekAlert! | News | Comments

A new chapter has been opened in our understanding of the chemical activity of nanoparticles says a team of international scientists. Using the X-ray beams of the European Synchrotron ESRF they showed that the electrons absorbed and released by cerium dioxide nanoparticles during chemical reactions behave in a completely different way than previously thought...

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Two-switch-forward IC slashes system cost and footprint

November 13, 2013 10:33 am | Power Integrations | Product Releases | Comments

Power Integrations announced the HiperTFS-2 family of ICs, combining two-switch-forward and flyback power-supply controller ICs with integrated high-voltage MOSFETs. This high level of integration saves more than 20 components, resulting in a smaller form factor and higher power density.

20GHz LNA boasts 2dB noise figure

November 13, 2013 9:43 am | Rfmw Ltd, Triquint Semiconductor | Product Releases | Comments

RFMW, Ltd. announces design and sales support for TriQuint’s TGA2567-SM, an AlN packaged, 2-20GHz low noise amplifier (LNA). The TGA2567-SM provides 19dBm P1dB output power with 17dB of small signal gain. Greater than 16dB of adjustable gain can be achieved by varying Vg2.

AC & DC current transducers designed for rail and light rapid transit system monitoring

November 12, 2013 9:18 am | American Aerospace Controls | Product Releases | Comments

American Aerospace Controls (AAC) has announced its complete line of high-reliability standard and custom electrical transducers for rail, heavy locomotive, high-speed train and light rapid transit monitoring. AAC current transducers help rail and locomotive OEMs and their associated design and test engineering personnel to meet stringent EN50155, EN50121 and MIL-STD-202 standards.

Frequency convertors carry the CE mark

November 11, 2013 10:01 am | Behlman Electronics | Product Releases | Comments

Behlman Electronics has introduced two new power factor corrected AC Power Sources / Frequency Converters. These carry the CE Mark essential for users in member states of the EU and EFTA countries Iceland, Norway, Switzerland and Liechtenstein, plus Turkey.

Wireless device converts 'lost' energy into electric power

November 8, 2013 10:17 am | by EurekAlert! | News | Comments

Using inexpensive materials configured and tuned to capture microwave signals, researchers at Duke University's Pratt School of Engineering have designed a power-harvesting device with efficiency similar to that of modern solar panels. The device wirelessly converts the microwave signal to direct current voltage...

High bat mortality from wind turbines

November 8, 2013 9:42 am | by Eurekalert! | News | Comments

More than 600,000 of the mammals may have died in 2012 in the contiguous United States. A new estimate of bat deaths caused by wind turbines concludes that more than 600,000 of the mammals likely died this way in 2012 in the contiguous United States.

Digital-to-analog converters include a fast settling voltage output

November 7, 2013 4:41 pm | Murata Power Solutions Inc. | Product Releases | Comments

The DATEL Business Unit of Murata Power Solutions announced the introduction of a new line of digital-to-analog converters. The reliable DAC-88 series are 12-bit, 3µs DACs housed in a small hermetically sealed 24-pin DDIP or SMT gull-wing ceramic package.

1200 watt power supply achieves 94% platinum efficiency

November 6, 2013 4:14 pm | Murata Power Solutions Inc. | Product Releases | Comments

Murata announced today the D1U54P series of 54mm wide 1200 Watt front-end power supplies from Murata Power Solutions. With industry leading efficiency of greater than 94% and a power density in excess of 28 Watts per cubic inch, these low-profile units measure only 54.5 x 321.5 x 40 mm and fit the industry standard 1U package format.

Reference platform promises fast, secure smart meter designs

November 6, 2013 3:55 pm | Maxim Integrated Products, Inc. | Product Releases | Comments

Maxim Integrated Products introduced its Capistrano reference platform targeting designers of smart meters looking to reduce time to market, attain higher accuracy, and secure their designs. Using the company's Zeus metering SoC, Capistrano protects designs with advanced cryptography, physical attack

IC family features 95% power conversion efficiency

November 5, 2013 2:05 pm | Product Releases | Comments

To meet the growing worldwide demand for power hungry smart phones and tablet computers, Active-Semi today announced a new family of Power Bank IC solutions, the ACT2800 product family. The first two devices in this evolutionary product series are the ACT2801 and ACT2802.

Audio speaker driver IC brings 3X power output to Ultrabooks

November 5, 2013 12:05 pm | Dialog Semiconductor (Dialog North America) | Product Releases | Comments

Dialog Semiconductor announced today the first product in its new range of Class D audio products, the DA7202. This powerful, highly efficient low EMI Class D speaker driver provides greater power output and improved efficiency levels for Ultrabooks, tablets and speaker accessories powered by a dual cell battery pack.

Thyristors offer more than 40% increase in current rating over existing designs

November 5, 2013 9:54 am | Ixys | Product Releases | Comments

IXYS Corporation announced that its wholly owned UK subsidiary, IXYS UK Westcode Ltd., introduced three new 1.8kV pressure contact phase control thyristors with increased power density. The new improved designs offer more than 40% increase in current rating over existing designs, while retaining the overall same package footprint.

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