Advertisement
Power
Subscribe to Power
View Sample

FREE Email Newsletter

DC/DC controller drives over 250W of LED power

November 22, 2013 5:00 pm | Linear Technology Corporation | Product Releases | Comments

Linear Technology Corporation announces the LT3797, a triple output DC/DC controller designed to drive three independent channels of LEDs. Its fixed frequency, current-mode architecture delivers constant, accurately regulated LED current over a wide range of supply and output voltages.

Step-down regulator serves multimode, multiband RF power amplifiers

November 22, 2013 3:11 pm | Skyworks Solutions, Inc. | Product Releases | Comments

Skyworks Solutions, Inc. introduces a step-down regulator with auto-bypass and low drop out that controls the operating voltage for multimode, multiband WDCMA or GSM/EDGE power amplifiers, delivering optimum efficiency for all operating states.

Medical desktop switcher features up to 94% efficiency

November 22, 2013 2:04 pm | Advanced Power Solutions | Product Releases | Comments

Advanced Power Solutions (APS) announces the release of the APS250EMG series of medical approved desktop switching power supplies with up 94% efficiency and <0.5W No Load Power Consumption for compliance to Level V standards. The APS250EMG series consists of 3 standard models offering single outputs of 12V @ 20A / 24V @ 12 / 48v @ 6A output power....

Advertisement

Bio-based solar cell

November 22, 2013 12:41 pm | by Ruhr-University Bochum | News | Comments

Researchers at the Ruhr-Universität Bochum (RUB) have developed a bio-based solar cell. They embedded the two proteins photosystem 1 and 2, which in plants are responsible of photosynthesis, into complex molecules developed in-house, thus creating an efficient electron current.

Engineering Update #34: The world's fastest jet luge

November 21, 2013 3:46 pm | by Eric Sorensen, Coordinator of Multimedia Development | Videos | Comments

Welcome to Engineering Update, brought to you by Mouser Electronics (http://www.mouser.com). I'm Kasey Panetta, managing editor of ECN. In this weeks episode: Daz Fellows has a custom jet luge, which features twin-turbines with a combined output of 537 pounds of thrust and a custom board made from carbon fiber, and next year, he will attempt to reach a speed of 300 mph.

Solar-powered battery woven into fabric overcomes hurdle for 'wearable electronics'

November 21, 2013 11:03 am | by EurekAlert! | News | Comments

Though some people already seem inseparable from their smartphones, even more convenient, wearable, solar-powered electronics could be on the way soon, woven into clothing fibers or incorporated into watchbands. This novel battery development, which could usher in a new era of "wearable electronics," is the topic of a paper in the ACS journal Nano Letters.

Battery-operated TTR tester allows users to perform tests in less than five seconds

November 20, 2013 9:29 am | Product Releases | Comments

Megger now offers a rugged, handheld, battery-operated TTR tester (transformer turns ratio). The TTR20, a complement to the world-renowned hand-cranked TTR, measures turns ratio, polarity and excitation current in single-phase and three-phase transformers, current and potential transformers as well as voltage regulators.

Customized power distribution increases productivity and safety in electronic product development

November 19, 2013 12:30 pm | by Greg Willits, Software Development, Marway Power Solutions | Articles | Comments

Electronics equipment development generally includes one or more of design verification testing, reliability testing, and product characterization where hardware behavior is studied and documented. Design verification testing (DVT) in electrical and electronic systems is the process whereby the behavior of circuits is examined step-by-step....

Advertisement

A superconductor-surrogate earns its stripes

November 19, 2013 12:18 pm | by Lawrence Berkeley National Laboratory | News | Comments

Understanding superconductivity – whereby certain materials can conduct electricity without any loss of energy – has proved to be one of the most persistent problems in modern physics. Scientists have struggled for decades to develop a cohesive theory of superconductivity...

US safety agency opens probe into Tesla fires

November 19, 2013 11:26 am | by TOM KRISHER, AP Auto Writer | News | Comments

The U.S. government's auto safety watchdog is investigating whether Tesla's Model S electric car is vulnerable to fires because roadway debris can pierce the car's underbody and battery. The National Highway Traffic Administration, which announced the probe early Tuesday, is looking into two incidents in which Model S drivers struck metal objects on highways.

Photos of the Day: Pressure cooking to improve electric car batteries

November 19, 2013 9:59 am | by EurekAlert! | News | Comments

Batteries that power electric cars have problems. They take a long time to charge. The charge doesn't hold long enough to drive long distances. They don't allow drivers to quickly accelerate. They are big and bulky. Researchers at the University of California, Riverside's Bourns College of Engineering have redesigned the component materials of the battery in an environmentally friendly way....

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...

Advertisement

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.

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.

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...

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.

X
You may login with either your assigned username or your e-mail address.
The password field is case sensitive.
Loading