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The Lead

Operational amplifiers deliver zero drift operation

December 18, 2014 11:22 am | On Semiconductor | Product Releases | Comments

ON Semiconductor (Phoenix, AZ) has introduced a family of affordable, precision CMOS operational amplifiers (op amps) that deliver zero drift operation and industry leading quiescent current for front-end amplifier circuits and power management designs. Targeted at ...

NIR drills into the energy industry

December 18, 2014 8:39 am | by Lindsay Hock, Managing Editor, R&D | Blogs | Comments

Hydrocarbon exploration by definition is the search by geologists or geophysicists for...

Smart Grid Tags provide each utility asset with a unique ID number

December 16, 2014 3:30 pm | Product Releases | Comments

Smart Grid Tags from Premax (Medina, MN) create the physical link between a utility’s computer...

Medical-grade power supply boasts BF-rated outputs

December 16, 2014 11:08 am | Product Releases | Comments

Power Partners’ (Hudson, MA) new PMAM200 Series is a unique medical power supply that...

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Here's how engineers feel about conflict materials

December 16, 2014 7:56 am | by Kasey Panetta, Editor and Eileen Whitmore, Art Director | Blogs | Comments

Conflict materials are a big deal in the electronic components world. Not only has there been a major increase in the amount of legistlation surrounding the controversy, the social awareness aspect of conflict materials has raised the issue’s profile. The social responsibility ...

Study: Your all-electric car may not be so green

December 15, 2014 4:35 pm | by SETH BORENSTEIN, AP Science Writer | News | Comments

People who own all-electric cars where coal generates the power may think they are helping the environment. But a new study finds their vehicles actually make the air dirtier, worsening global warming. Ethanol isn't so green, either. "It's kind of ...

Fast-acting fuse includes both 420V AC and DC ratings

December 11, 2014 3:55 pm | Littelfuse, Inc. | Product Releases | Comments

Littelfuse, Inc. (Chicago, IL) has introduced the 487 Series Fuse, the first fast-acting fuse from its 5x20mm fuse family with both 420V AC and 420V DC ratings. In contrast with existing fuse solutions that cannot meet high-voltage and short-circuit test ...

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Rethinking power delivery to the processor

December 11, 2014 10:39 am | by Robert Gendron, Vice President, Semiconductor Power Solutions, Vicor | Vicor Corp. | Articles | Comments

The computing load shouldered by modern data centers is growing exponentially, driving server performance requirements ever higher. To keep pace, server designers continue to increase the number of processors per board, with rack density and rack ...

Engineering Update #89: The newest solar power plant

December 11, 2014 10:37 am | by Jon Dipierro, Multimedia Production Specialist | Videos | Comments

The tulip concentrating solar power plant is officially opening its first commercial site in Ethiopia. This will be the third tulip site to be created. There is one in Israel and one in Spain, but the previous operations have been focused on research and ...

Evaluation kit enables OEMs to develop Bluetooth Smart devices

December 11, 2014 9:17 am | Quicklogic Corporation | Product Releases | Comments

QuickLogic Corporation (Sunnyvale, CA) announced the availability of the TAG-N Wearable Sensor Hub evaluation kit. The kit incorporates the QuickLogic ArcticLink 3 S2 ultra-low power programmable sensor hub, QuickLogic-developed algorithms, and ...

EMC filters minimize earth leakage currents

December 11, 2014 9:05 am | TDK Corporation of America | Product Releases | Comments

TDK Corporation (Iselin, NJ) presents the EPCOS LeaXield active filter module, a completely new solution for the minimization of earth leakage currents in power drive systems with frequency converters. Leakage current can cause RCDs (residual current devices) to ...

Transformers provide common mode noise reduction

December 11, 2014 8:57 am | Pulse Electronics | Product Releases | Comments

Pulse Electronics Corporation (San Diego, CA) introduces its new HDBaseT transformers that provide common mode noise reduction for improved EMI performance and isolation for power over HDBaseT (PoH) applications. Pulse Electronics' HD8004FNL ...

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Designing your perfect inverting rail

December 11, 2014 8:38 am | by Anston Joel Lobo, System and Applications Engineer, Texas Instruments | Texas Instruments | Articles | Comments

We often come across designs needing an operational amplifier (op amp) and confoundedly ask, where can I source that pesky negative supply? The quest for a cost-effective, simple and flexible solution often descends down a path of topologies and ...

Maximizing solar power on electrical grids

December 10, 2014 3:04 pm | by EurekAlert! | News | Comments

The Energy Department's National Renewable Energy Laboratory (NREL) and SolarCity have entered into a cooperative research agreement to address the operational issues associated with large amounts of distributed solar energy on electrical grids. The ...

PoL DC-DC converter delivers 50 A/165 Watts

December 10, 2014 2:25 pm | Murata Power Solutions Inc. | Product Releases | Comments

Murata (Mansfield, MA) has announced the OKDx-T/50 series of 50 Amp digitally controlled point-of-load (PoL) DC-DC converters from Murata Power Solutions. These converters, adding to Murata’s Okami range of non-isolated converters, are ...

Switch mode power supply measurement and analysis with a bench oscilloscope

December 10, 2014 1:56 pm | by Varun Merchant, Tektronix | Articles | Comments

The power supply is integral to virtually every type of line-powered and battery-operated electronic product, and the switch-mode power supply (SMPS) has become the dominant architecture in many applications. A single switch-mode power supply’s performance ...

New solutions and challenges for digital control of power converters

December 10, 2014 1:30 pm | by Stephen Pimpis, Vice President, Strategic Product Marketing; Bill Smith, Director of Marketing, Board Mounted Power; and Paul Knauber, Murata University Coordinator: Murata Power Solutions | Articles | Comments

Advancements in semiconductor technologies and system-level performance requirements, particularly in the telecom and datacom markets, have had a tremendous impact on the board level power infrastructure. Moore’s Law has been driving device ...

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Could prettier, quieter wind turbines make it in the city?

December 10, 2014 12:18 pm | by Kaylie Duffy, Associate Editor, PD&D, @kaylieannduffy | Blogs | Comments

Despite many complaints about noise, size, and appearance, wind turbines are one of the most innovative and productive sources of clean energy to date. However, because of these grievances most wind turbines have been exiled to the countryside or ...

Low power? No power!

December 10, 2014 11:25 am | by Matthias Kassner, Product Marketing Director, EnOcean | Articles | Comments

This article describes the benefits associated with using energy harvesting wireless sensor nodes within the context of an Internet of Things. It discusses key architectural requirements and design trade-offs of such devices and gives examples of current ...

Controller, converter, or module — which is right for my design?

December 10, 2014 10:57 am | by Chris Ammann, Global Technical Marketing Engineer, Power Avnet Electronics Marketing | Articles | Comments

Power supplies come in many shapes and sizes. As technologies have advanced, more and more integration has become commonplace when designing a power system. In a lot of instances, integration makes for a simpler design process. However ...

Power amplifier serves 27 – 31GHz applications

December 8, 2014 9:47 am | Rfmw Ltd | Product Releases | Comments

RFMW, Ltd. (San Jose, CA) announces design and sales support for a 36.5 dBm GaN power amplifier serving 27 – 31GHz applications in SatCom, Point-to-Point and Point-to-Multipoint radios. The TriQuint TGA2594-HM is a hermetic, 7x7mm ...

Compact 500 watt power supply fits 4” x 6” footprint

December 3, 2014 3:59 pm | XP Power | Product Releases | Comments

XP Power (Sunnyvale, CA) today announced the GSP500 series of highly efficient 500 Watt AC-DC power supplies. Occupying a compact 4 x 6 inch footprint, these single-output forced air cooled units can continuously deliver the full output power across ...

Metal film resistors now available with a 100 ppm TCR option

December 3, 2014 3:25 pm | Stackpole Electronics, Inc. | Product Releases | Comments

Stackpole's (Raleigh, NC) RNV Series high voltage anti-moisture metal film resistors now offer a 100 ppm TCR option. This enables the RNV to be used for high-voltage requirements in harsh environments and applications with low TCR needs. The ...

Why the Navy hasn’t discovered the Holy Grail of energy independence

December 3, 2014 1:02 pm | by Jason Lomberg, Digital Editor, @JasonECNMag | Blogs | Comments

A while back, the Navy announced plans to turn seawater into fuel, thereby eliminating our dependence on fossil fuels — and despotic regimes — and discovering the Holy Grail of energy independence. And no one’s talking about it. Well ... turns out ...

Power amplifier designed for communications and telemetry markets

December 2, 2014 4:02 pm | Product Releases | Comments

NuWaves Engineering (Middletown, OH) introduced today the next generation of its NuPower small, lightweight and high-efficiency power amplifier (PA) family of products with the NuPower 13G05A. The NuPower 13G05A provides saturated RF power ...

OEM battery charger meets demands for extended load times

December 2, 2014 9:03 am | Product Releases | Comments

Ideal Power (UK) announced the availability of their new 25 amp output 31FC2512-BHF High Current OEM Battery Charger developed for applications which require longer autonomy times from battery packs. High power battery charging applications will ...

Polypropylene film capacitors designed for UPS systems

November 25, 2014 4:22 pm | Aerovox | Product Releases | Comments

Aerovox Corp. (New Bedford, MA) has released a line of UPS polypropylene film capacitors especially designed and tested to meet the needs of operation critical applications. The capacitors are used in uninterruptible power supplies (UPS) in ...

MOSFETs offer flexible solution for mobile applications

November 25, 2014 3:40 pm | International Rectifier | Product Releases | Comments

International Rectifier (El Segundo, CA) announced the introduction of an extensive portfolio of devices featuring IR’s latest low-voltage MOSFET silicon for lithium-ion battery protection applications including the IRL6297SD dual N-channel ...

Ultra-compact power modules feature a footprint of only 2.9 mm x 2.3 mm

November 24, 2014 1:11 pm | TDK Corporation of America | Product Releases | Comments

TDK Corporation (Iselin, NJ) announces a new series of ultra-compact EPCOS µDC-DC converters featuring a footprint of only 2.9 mm x 2.3 mm and an insertion height of 1 mm. One 6-MHz power switch is embedded in the miniature PCB. The integrated ...

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