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Content tagged with Power
posted in August 2006
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Dc/dc module market declining, says report
News & Analysis  
8/31/2006   Post a comment
Once a bright spot in the long-troubled merchant power supply market, the dc-dc converter module sector is now projected to grow significantly less than anticipated just 12 months ago, according to market research firm Darnell Group.
Digital power chips work their way into the loop
Product News  
8/31/2006   Post a comment
Product recap - Digital power is advancing on a broad front, even as IC makers struggle to balance its purpose and scope against marketing hype to take a still ill-defined area "to the next level."
Liebert UPS extends to 8 kW
Product News  
8/30/2006   Post a comment
Emerson Network Power's new higher-capacity version of its Liebert GXT double-conversion UPS extends protection to 10 kVA (8 kW) in just 6U of rack space.
Clamping circuit tames automotive voltage transients
Design How-To  
8/30/2006   Post a comment
Here's a circuit that clamps input voltage to a desired maximum voltage (even during a notorious "load dump"), while still retaining a large current delivering capability and minimizing losses during non-transient operation.
PowerDsine joins Ethernet Alliance
News & Analysis  
8/30/2006   Post a comment
PowerDsine Ltd., a supplier of Power over Ethernet (PoE) solutions, has joined the Ethernet Alliance, an industry group focused on supporting the advancement of existing and emerging Ethernet technologies.
Sanyo to delist from Nasdaq, says report
News & Analysis  
8/30/2006   Post a comment
Sanyo Electric Co. Ltd. said it plans to delist its shares from the U.S. Nasdaq market due to scarce trading, according to a Reuters report.
Safe alternative to flammable lithium-ion battery technology
News & Analysis  
8/30/2006   Post a comment
The news is full of articles with reports about traditional lithium-ion batteries fire safety issues. New batteries from a company called Zinc Matrix Power may offer a solution that is water based and doesn't contain lithium or flammable liquids.
Japan joins U.S. in Apple laptop probe: report
News & Analysis  
8/29/2006   Post a comment
Japanese authorities confirmed Tuesday that an Apple laptop has caught fire in Japan and asked the trouble computer maker to investigate the faulty Sony batteries and report back within a week, according to an Associated Press report.
Highly integrated DC-DC buck converter shrinks footprint, simplifies portable design
Product News  
8/28/2006   Post a comment
Enpirion unveiled its new line of ultra-integrated buck converters for low-power and portable applications. It offers half the footprint area without compromising power efficiency of previous designs.
Buck-boost vs. buck converter: it's about battery life in portables
Design How-To  
8/28/2006   1 comment
Micro hard drives used in portable electronics can use either a buck or a buck/boost converter but there are challenges with each design. The buck converter has higher efficiency but the buck-boost can handle all voltage requirements. Find out which converter is best for your application.
Reduce power consumption in the mobile handset's radio chain
Design How-To  
8/28/2006   Post a comment
Employing some of the latest PA technologies can help reduce a handset's overall power consumption.
Biodiesel-powered boat seeks record
News & Analysis  
8/25/2006   Post a comment
In an elaborate effort to promote the virtues of renewable energy, a crew of New Zealanders is aiming to break the world record for circumnavigating the globe in a powerboat using a 78-foot craft powered exclusively by biodiesel.
A battery alternative offers safety with phosphates
News & Analysis  
8/25/2006   Post a comment
Valence Technology offers using a battery technology that uses a phosphate based cathode material with 10-hour charge, and is a replacement for lithium-ion batteries.
5:1 quarter-brick delivers 300 watts for the intermediate bus
Product News  
8/25/2006   Post a comment
C&D Technologies' QUS40-096, a 5:1 quarter-brick, delivers an unregulated 300 watts at a nominal 9.6 volts for intermediate bus architectures.
PWM controller improves transient response, reduces output capacitors
Product News  
8/25/2006   Post a comment
Intersil introduces four-phase PWM buck controllers that it says delivers the industry's fastest transient response and highest system accuracy.
Power supply sequencer offers top-notch accuracy for wireless infrastructure
Product News  
8/25/2006   Post a comment
Analog Devices introduces the next in its family of power supply sequencer and supervisory products. It's a quad voltage monitor and sequencer designed for systems with multiple power supplies, such as a wireless base station.
Battery recall could cost Sony over $170 million
News & Analysis  
8/25/2006   Post a comment
Sony Corp. said the cost of supporting the laptop battery recall programs of Dell and Apple Computer would likely range between 20 to 30 billion yen(approximately $170 to $256 million).
Cross-reference tool gets you the latest on power management, more
News & Analysis  
8/23/2006   Post a comment
Philips Semiconductors offers a cross-reference tool for power management, RF, and standard logic products that can be downloaded and used off-line.
Primarion to exhibit and speak at Digital Power Forum
News & Analysis  
8/23/2006   Post a comment
Primarion will be exhibiting and speaking at the upcoming the Digital Power Forum. The company will present at three sessions including a presentation by the CEO Ron Van Dell.
World UPS Market Records Double-Digit Growth
Special Report  
8/23/2006   Post a comment
The news isn't surprising but perhaps the amount is. According to IMS Research, the world uninterruptible power supply market had a health double digit growth compared to last year.
Quarter-brick delivers 43 amps for 9.6-volt bus applications
Product News  
8/23/2006   Post a comment
Touting its high usable output current, SynQor's BQ55090QPA40 quarter-brick DC/DC converter, an addition to the company's BusQor family, delivers up to 43 amps at 6.5-11 volts for nominal 9.6-volt intermediate bus applications.
Meet the challenges for high-availability telecom with configurable power management
Design How-To  
8/23/2006   Post a comment
Here's how power controller can help handle the power challenges that arise when mixing legacy with cutting edge designs.
Nanobattery technology could eliminate fire risks
News & Analysis  
8/23/2006   Post a comment
Tel Aviv University researchers have patented a nanobattery technology they claim could provide an alternative source of power for mobile devices while eliminating fire hazards.
2-by-4 inch AC/DC delivers 30 watts for 1U-high board apps
Product News  
8/23/2006   Post a comment
For space-constrained applications, Power-One's BLP30-3000G AC/DC board supply, with a footprint of 2-by-4 inches, delivers up to 30 watts (10 CFM cooling) for a host of 1U-high tasks including data networking, medical instrumentation, point-of-sale terminals, and external disk storage units.
Tower units extend family of precision regulators-with-frequency converters
Product News  
8/22/2006   Post a comment
Falcon Electric's five new additions to its series of SVR precision power regulator-with-frequency converter units provide users with a full complement of rack and tower units extending to 6 kVA.
Power analyzer targets Energy Star, standby testing
Product News  
8/22/2006   Post a comment
XiTRON offers a power analyzer that meets Energy Star and standby power testing requirements.
SIP mounted AC/DCs deliver 7.5 watts for tight installations
Product News  
8/22/2006   Post a comment
Acute Power's OFS series of single- and triple-output AC/DC supplies, in 13 models, delivers up to 7.5 watts from a 0.75-by-2 inch SIP for applications where board real-estate is critical.
Suntech to establish manufacturing in Shanghai
News & Analysis  
8/21/2006   Post a comment
China-based photovoltaic cell maker Suntech Power Holdings Co. Ltd. plans to establish manufacturing and R&D facilities in Caohejing Hi-tech Park, Shanghai. The facilities are expected to begin operations in early 2008.
ORNL spin-off beta tests hybrid solar lighting
News & Analysis  
8/21/2006   Post a comment
The Department of Energy's Oak Ridge National Laboratory has transferred its hybrid solar/artificial-light technology to Sunlight Direct LLC (Oak Ridge, Tenn.), a company spun off from ORNL to commercialize the approach.
Designers, not just Dell, under fire
News & Analysis  
8/21/2006   Post a comment
In the aftermath of last week's massive recall of lithium-ion batteries, designers are wondering whether the Dell Inc. laptop fires suggest that mobile systems are just too hot--and whether those systems need a fundamental rethinking.

Designers, not just Dell, under fire
News & Analysis  
8/21/2006   Post a comment
In the aftermath of last week's massive recall of lithium-ion batteries, designers are wondering whether the Dell Inc. laptop fires suggest that mobile systems are just too hot--and whether those systems need a fundamental rethinking.

Stackable controller maximizes power density and energy performance
Product News  
8/21/2006   Post a comment
TI introduces a flexible PWM controller that enables power supplies to easily scale up to 320 A.
25 CEOs, VPs and Directors to speak digital at forum
News & Analysis  
8/19/2006   Post a comment
The September Digital Power Forum in Dallas includes the largest number of senior executives ever to speak at a single power electronics conference. That may indicate what companies think of this burgeoning field.
Unscrambling the power losses in switching boost converters
Design How-To  
8/18/2006   Post a comment
For portable devices, battery life and efficiency reign supreme. Here's help to unscramble the power-consuming ways of the often inefficient step up converters and help you balance your choice between designing with the buck and boost converters.
SIP converters offer 6 kVDC isolation for medical, test-and-measurement
Product News  
8/18/2006   Post a comment
V-Infinity's VHS1 and VHS2 line of DC/DC converters, which deliver 1 and 2 watts in a single in-line package, have an isolation voltage of 6,000 VDC for medical, mixed analog/digital circuits, and test and measurement equipment applications.
Committee accelerates timetable to develop standards for manufacturing lithium ion batteries
News & Analysis  
8/17/2006   Post a comment
IPC and some members from Dell and Lenovo have accelerated activities and will hold a technical summit meeting in mid"September in San Jose, California to begin development of standards for the manufacture of lithium ion batteries for portable and handheld electronics.
UPS softwares step up security for enterprises, MAC machines
Product News  
8/17/2006   Post a comment
With increased security in mind, MGE UPS Systems has two new software packages for power management, one an enhanced version of its Enterprise Power Manager (EPM) software for detailed control and monitoring of critical infrastructure in mid-sized computing networks backed by UPSes, and the other for Macintosh-based systems.
Johnson-Saft JV to develop HEV batteries
News & Analysis  
8/15/2006   Post a comment
Johnson Controls-Saft Advanced Power Solutions (JCS) has been awarded a 24-month contract to develop advanced, lithium-ion (Li-Ion) batteries for hybrid-electric vehicles (HEVs) by the United States Advanced Battery Consortium (USABC).
Plextronics closes $13.1M funding round
News & Analysis  
8/15/2006   Post a comment
Plextronics Inc., a supplier of developing active layer technology for printed electronic devices, has closed its $13.1 million Series A financing.
10-watt DC/DCs fill embedded applications
Product News  
8/15/2006   Post a comment
Astrodyne's open-frame 5-, 7-, and 10-watt DC/DC converters, in the company's ASDH series, are designed specifically for telecom and embedded system applications.
Coming soon to a town near you: Power supply design innovation seminars
News & Analysis  
8/15/2006   Post a comment
Texas Instruments focuses on power supply design innovation with its 2006 North America Power Seminars
Front-ends expand power range
Product News  
8/15/2006   Post a comment
Kepco has added significant power capability to its front-ends with its 600 and 1200/1500-watt supplies, an addition to its HSF series. Four such hot- swappable modules can plug into a standard 19-inch, 3U-high rack adapter (RA 19-4C), allowing for 3 + 1 redundant systems from 1,800 to 4,500 watts.
How to squeeze more battery life out of your wireless design
Design How-To  
8/14/2006   Post a comment
Designers have several techniques that can make their Power Management Units (PMUs) more efficient.
The evolution of Power over Ethernet brings high power
Design How-To  
8/14/2006   Post a comment
PoE delivers DC power in tandem with 10/100/1000 Mbps data. As it evolves, there is a need for enhancements to the standard to enable emerging applications. Here are some circuit designs you'll want to know about to keep up with the evolving standard.
MOSFETs meet Class D audio amplifier needs
Product News  
8/11/2006   Post a comment
etex Semiconductors offers a new generation of trench MOSFETs needed by Class D output stages.
Digital power technology to reduce green house gas emissions
News & Analysis  
8/11/2006   Post a comment
The 2006 Digital Power Forum will feature a significantly expanded technical content, including an entire afternoon devoted to system-level issues when implementing digital power management solutions. Perhaps digital power is ready to help reduce green house gas emissions.
Wind power report shows facts instead of myths
News & Analysis  
8/11/2006   Post a comment
Despite rapid growth in this renewable energy resource, ABS Energy Research's latest report highlights new evidence from operators, which shows that the benefits claimed for wind power are not always what they seem.
Hydrogenics to supply fuel cells for APC backup power applications
News & Analysis  
8/11/2006   Post a comment
Hydrogenics will deliver up to 500 HyPM XR 12 kW Fuel Cell Power Modules for integration into APC's NCPI solutions, specifically its InfraStruXure architecture.
Enable a robust system design using a linear charger
Design How-To  
8/10/2006   Post a comment
The system level impact when using inferior AC adaptors can be significant, affecting performance and reliability. Here's how to ensure your charging system meets portable device charging needs.
Enhanced power meter boosts UPS system monitoring
Product News  
8/10/2006   Post a comment
MGE UPS Systems' addition to its family of PMM power meters, the PMM800, offers enhanced monitoring and communications features, including access to information on real-time trends, averages, and demand metering to allow designers to better allocate equipment, balance loads, plan for future growth and develop programs to reduce energy costs.
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