Power
AC/DC power supply combines high power density and efficiency
December 28, 2012 11:06 am | Product Releases | CommentsPower Sources Unlimited, Inc. announced a new 360-W, high-efficiency CFM361S Series of AC/DC power supplies. These units are suitable for telecom, ITE and industrial equipment applications. The CFM361S Series consists of single 12-V, 24-V, and 48-V output models with
Metal strip resistor combines high 2-W power with resistance down to 0.001 Ohm
December 21, 2012 2:20 pm | Product Releases | CommentsVishay Intertechnology, Inc. announced a new SMT Power Metal Strip resistor in the 2010 case size that combines a high 2 W power rating with low resistance values down to 0.001 Ω and stable resistance tolerances to 0.5 percent. Its construction incorporates a
Top 10 must-see posts of 2012
December 19, 2012 3:00 pm | by Jason Lomberg, Technical Editor | Articles | CommentsHere’s a rundown of the most read, most popular, most awesome articles on the web from 2012. Take a look at what you missed the first time around or check up on an old favorite to see the conversation in the comments. Keep checking out the Lead at www.ecnmag.com and follow us on Twitter @ecnonline for our most up-to-date articles.
Programmable dual range power supplies provide power up to 210 W
December 17, 2012 10:53 am | B&K Precision Corporation | Product Releases | CommentsB&K Precision today announced its new 9170/9180 series of programmable dual range power supplies. These nine models provide clean and precise power up to 210 W in various configurations of voltage as high as 600 V and current as high as 20 A. Each model offers two ranges of voltage and current output along
AP-GfK Poll: Science doubters say world is warming
December 17, 2012 9:37 am | by SETH BORENSTEIN AP Science Writer | News | CommentsA growing majority of Americans think global warming is occurring, that it will become a serious problem and that the U.S. government should do something about it, a new Associated Press-GfK poll finds. Even most people who say they don't trust scientists on the environment say temperatures are rising.
Rice cultivates green batteries from plant
December 12, 2012 8:48 am | by Eurekalert! | News | CommentsHere's a reason to be glad about madder: The climbing plant has the potential to make a greener rechargeable battery. Scientists at Rice University and the City College of New York have discovered that the madder plant, aka Rubia tinctorum, is a good source of purpurin, an organic dye
Disintegration provides the energy-efficient answer for today’s feature-packed handsets
December 11, 2012 1:09 pm | by Charles Limonard, Dialog Semiconductor | Articles | CommentsThe path towards higher silicon integration seems inexorable. Already, the suppliers of baseband and applications processors into the mobile-phone and tablet markets are looking at the move to 14nm and 16nm finFET-based processes as they seek further cost savings and performance improvements.
Renewables and storage could power grid 99.9 percent of the time
December 11, 2012 8:44 am | by Eurekalert! | News | CommentsRenewable energy could fully power a large electric grid 99.9 percent of the time by 2030 at costs comparable to today's electricity expenses, according to new research by the University of Delaware and Delaware Technical Community College.
Energy management ICs uniquely suited to support deployments of 60W
December 10, 2012 2:57 pm | Akros Silicon | Product Releases | CommentsAkros Silicon Inc., announces the immediate availability of the AS1860, the newest member of the company’s GreenEdge™ family of system-on-a-chip (SoC) energy management ICs. The AS1860, equipped with Akros’ proprietary GreenEdge digital isolation technology,
AC to DC power supply offers 200 watts of output power
December 10, 2012 2:41 pm | SL Power Electronics Corporation | Product Releases | CommentsSL Power Electronics, introduced the CINT1200 product family with 200 watts of output power and eight different models ranging from 12 to 48V. This new single output embedded supply accepts wide input range of 90 to 264Vac and with over 90 percent efficiency plus
Ultra-miniature chip capacitor series designed for the RF and microwave communications market
December 7, 2012 1:51 pm | Product Releases | CommentsAVX Corporation has introduced a new series of ultra-miniature chip capacitors for the RF and microwave communications market. Featuring copper electrodes in place of standard precious metal electrodes, the new CU Series chip capacitors provide extremely low ESR, high Q, and tight tolerances.
COTS frequency convertors help program smart weapons and smart industrial applications
December 7, 2012 10:52 am | Product Releases | CommentsBehlman Electronics solved a vexing 1500 VA power supply problem sometimes experienced by US Air Force personnel when they must reprogram munitions in the field, and it grew into a 5000 VA solution for this and other applications, as well.
Transformer withstands operating temperature range of -55°C to +130°C
November 30, 2012 2:31 pm | Renco Electronics, Inc. | Product Releases | CommentsRenco Electronics' RL-7747 is a current sense transformer that hopes to build on the momentum of their already successful line of transformer and inductor products. The RL-7747 is an easy to design in component that boasts a low profile horizontal design and integrated primary winding.
450-watt, baseplate-cooled half-brick DC-DC converter achieves 93.5% efficiency
November 30, 2012 10:42 am | Murata Power Solutions Inc. | Product Releases | CommentsThe Murata Power Solutions PAH series of high efficiency, medium-power DC DC converters are capable of delivering up to 450 Watt output. These compact modules, measuring just 58 x 61 x 12.7 mm, comply with the DOSA half-brick footprint. Ideally suited for power amplifiers, wireless networks, and other telecom applications....
Roundtable: Predictions for 2013
November 29, 2012 3:20 pm | Articles | CommentsExperts in the industry weight in on the question: What trends and technologies have impacted the industry in 2012 and what does that mean for 2013? In their responses the industry experts talk about LEDs, chips and what will be coming up in the next year.
24W constant-current LED driver adapter intended for residential lighting applications
November 28, 2012 1:32 pm | Phihong | Product Releases | CommentsPhihong USA has introduced a new 24W LED driver adapter for residential lighting applications, including under-counter lighting and high-brightness floor and table lamps. Designated the PDA024A-S, the Class 2 adapter is available in 700, 1000 and 1500mA outputs at the North American nominal input voltage range 110-120VAC.
New thermoelectric material could be an energy saver
November 28, 2012 8:58 am | by Eurekalert! | News | CommentsBy using common materials found pretty much anywhere there is dirt, a team of Michigan State University researchers have developed a new thermoelectric material. This is important, they said, because the vast majority of heat that is generated from, for example, a car engine,
AP IMPACT: Will NYC act to block future surges?
November 27, 2012 9:13 am | by JEFF DONN Associated Press | News | CommentsThink Sandy was just a 100-year storm that devastated New York City? Imagine one just as bad, or worse, every three years.Prominent planners and builders say now is the time to think big to shield the city's core: a 5-mile barrier blocking the entryway to New York Harbor, an archipelago of man-made islets
New energy technologies promise brighter future
November 20, 2012 9:47 am | by Eurekalert! | News | CommentsIn three studies published in the current issue of Technology and Innovation – Proceedings of the National Academy of Inventors®, innovators unveil creative technologies that could change our sources of energy, change our use of energy, and change our lives.
King's College London finds rainbows on nanoscale
November 20, 2012 9:40 am | by Eurekalert! | News | CommentsNew research at King's College London may lead to improved solar cells and LED-displays. Researchers from the Biophysics and Nanotechnology Group at King's, led by Professor Anatoly Zayats in the department of Physics have demonstrated in detail how to separate colors....
Discovery kit offers turn-key development for battery-free electronic applications
November 19, 2012 3:26 pm | Stmicroelectronics | Product Releases | CommentsSTMicroelectronics has released an easy-access development platform for its innovative contactless memories with unique energy-harvesting capabilities. The M24LR Discovery Kit contains everything engineers need to start designing battery-free electronic applications that can exchange data with
In defense of the Tesla Model S
November 19, 2012 9:10 am | by Kasey Panetta, Associate Editor | Articles | CommentsWhen Motor Trend announced an electric car was their pick for Car of the Year, something tells me you could have heard a pin drop in the car world. An electric car? They must have rigged the vote.Well, my friends, I hate to break it to you, but Consumer Reports just agreed with Motor Trend,
High-power UPS to see stiff competition from static suppliers
November 16, 2012 12:54 pm | News | CommentsThe latest study from IMS Research forecasts the market for high power uninterruptible power supplies (>500kVA) will surpass $1 billion by 2016. As the fastest growing power segment, high power UPS have not only seen an uptick in sales in recent years, but also in the amount of competition, as more static UPS suppliers enter this fast-growing market once dominated by rotary suppliers.
Stacked MLC capacitor series accommodates a broad range of applications
November 16, 2012 11:45 am | Avx Corporation | Product Releases | CommentsAVX Corporation has expanded its range of surface mount switch mode power supply (SMPS) capacitors to include the new SMM Series (switch mode max capacitance) stacked MLC capacitors, which incorporate the “High K” Super X7R dielectric. Featuring high dielectric constant (K), the capacitors provide
Fundamentals of battery fuel-gauging
November 16, 2012 10:49 am | by Karthik Kadirvel, Texas Instruments, www.ti.com | Articles | CommentsThe battery fuel gauging system is the component responsible for determining the energy remaining in the battery. In this article, a battery fuel gauging system used in single-cell applications is described. This is followed by a discussion of the various algorithms used by the fuel-gauging system to determine battery capacity along with the pros and cons of the algorithms.
