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Content tagged with Power
posted in July 2006
Digital power management IC targets lower power applications
Product News  
7/31/2006   Post a comment
Zilker Labs introduces highly integrated 3 amp power management and conversion IC that complements existing company products.
Power-One, Silicon Labs resolve patent suit
News & Analysis  
7/31/2006   Post a comment
Power-One Inc. and Silicon Laboratories Inc. have agreed to settle and resolve the patent infringement lawsuit filed by Power-One on Dec. 14, 2005 against Silicon Laboratories.
Lead-acid batteries seal in more power, extend life
Product News  
7/28/2006   Post a comment
EnerSys has upgraded its flooded lead-acid C family of PowerSafe and DataSafe batteries, adding a Slide-Lock post seal design to its PowerSafe CC and CA and DataSafe CX lines to prevent leakage, and a slightly taller jar to increase the electrolyte reserve and enable the batteries to deliver 100 percent initial capacity.
Compact, rugged supplies serve industrial applications
Product News  
7/28/2006   Post a comment
The Trio family of rugged DIN-rail mountable AC/DC supplies from Phoenix Contact delivers 5, 10, 15, and 20 amps at 24 volts (four models) for general purpose through industrial applications.
1U-high AC/DC supply delivers up to 400 watts
Product News  
7/27/2006   Post a comment
XP Power's SMM400 series of AC/DC switchers, at 400 watts, claims considerably more power capability in a 1U-high enclosure than most competing products (typically 250 watts).
Fooling Faraday: On-chip capacitor multipliers
Design How-To  
7/27/2006   Post a comment
Capacitors are used to mitigate noisy voltages and supply and/or shunt the transient currents, but each capacitor incurs cost and PCB real estate. Integration on an SoC is a possibility but is usually too expensive for volume, cost-effective solutions. What to do? A current-conveyor multiplier may be the answer and here's how to implement it.
Dynamically adjustable 7-13 volt front-end minimizes bus losses
Product News  
7/26/2006   Post a comment
Power-One's FNP1500-12G AC/DC 1500-watt front-end is widely programmable, from 7-13 volts, and thus users can choose a bus voltage that minimizes their system-specific I2R distribution losses while increasing the efficiency of downstream bricks and point-of-load converters.
Enpirion hires industry veteran as VP of Marketing
News & Analysis  
7/26/2006   Post a comment
Semiconductor veteran will oversee expanding marketing and applications efforts for Enpirion
EnerSys acquires Chinese battery maker
News & Analysis  
7/26/2006   Post a comment
Battery supplier EnerSys has entered a definitive agreement to purchase the assets of Chaozhou Xuntong Power Source Company Ltd., (CFT), a sealed lead acid battery business located in Chaozhou, China.
Flywheel system delivers 50 percent more power
Product News  
7/26/2006   Post a comment
Pentadyne Power Corporation's second-generation VSS+DC flywheel-based clean energy storage system delivers 50 percent more power for the same price and in the same footprint as the company's previous generation system.
Chinese solar panel group raises $50 million on AIM
News & Analysis  
7/25/2006   Post a comment
ReneSola, a Chinese company that recycles silicon wafers for use in solar panels, has raised $50 million from an initial public offering on London’s Alternative Investment Market, according to the FT.Com website.
Encapsulated DC/DCs deliver 60 watts in a 2-by-2 package
Product News  
7/25/2006   Post a comment
Extending the power capability of its miniaturized encapsulated DC/DC supplies, TracoPower with its TEN60 Series delivers 60 watts in a package measuring just 2-by-2-by-0.4 inches.
Power.org unveils next step in power architecture roadmap
News & Analysis  
7/24/2006   Post a comment
Power.org unveiled several initiatives designed to accelerate the development of innovative, high-performance, power-efficient devices and applications.
Flash-capacitor IC powers portable UV flame detector
Design How-To  
7/21/2006   Post a comment
A high-voltage power supply that can quickly charge a capacitor to 325 volts for a UV flame detector, and be powered by a battery, is difficult to design. Use a flash-capacitor circuit to provide the high voltage needed.
800-watt AC/DC touts highest front-end power density
Product News  
7/20/2006   Post a comment
Magnetek says its 800-watt, 12-volt HPD-800 provides the industry's highest power-density in a front-end of its power class - 20 watts per cubic inch.
Evergreen Solar inks $200M deal with SunEdison
News & Analysis  
7/19/2006   Post a comment
Evergreen Solar Inc., a manufacturer of solar power products, has agreed to ship approximately $200 million of photovoltaic modules to SunEdison LLC over the next five years.
The case for automated battery management
Design How-To  
7/19/2006   Post a comment
Studies indicate that 90% of data loss occurs because of a failure of a battery system while supporting the critical load. Here's timely information to ensure that your battery system is kept in peak operating condition to prevent this catastrophic event.
POL reference board facilitates quick digital power designs
Product News  
7/19/2006   Post a comment
Silicon Laboratories' single-phase Si825x point-of-load (POL) reference design facilitates quick implementation of digitally-controlled converters for servers, telecom, datacomm and storage systems, medical equipment and aeronautical systems.
Century later, battery-powered plane beats Wright Brothers
News & Analysis  
7/18/2006   Post a comment
A manned, experimental aircraft powered by dry cell batteries flew about a quarter of a mile--farther than the Wright Brothers' first flight with a gasoline engine.
Compact triple-output 50-watt AC/DCs are reliable yet cost-effective
Product News  
7/18/2006   Post a comment
Emerson Network Power's triple-output Astec LPT50 series, in 12 basic models, delivers 50 watts at 3.3 to 24 volts for telecom, medical electronics and industrial equipment designers who require a high-reliability, cost-effective power solution.
Medical supplies deliver 400 watts in a 1U package
Product News  
7/17/2006   Post a comment
V-Infinity's 400-watt single-output switching power supplies in the VUFM-S400-XXR and VUMM-S400-XXR families, available in U-frame and metal-enclosed versions, respectively, are designed for compact, low-profile medical applications.
Power over Ethernet: the reality of designing a powered device
Design How-To  
7/16/2006   Post a comment
There have been many technical articles that explain the theory on how to make a powered device. They give an overview of the PoE standard and explain how to extract the power from the cable. Here's a practical guide to help take that information and design a PoE-enabled powered device.
Docomo, Aquafairy develop water-powered fuel cell
News & Analysis  
7/14/2006   Post a comment
NTT Docomo Inc. has teamed with Aquafairy Co. to develop a water-powered fuel cell for mobile phones.
25-50 watt DC/DC modules fit into board-level applications
Product News  
7/14/2006   Post a comment
For board-level data acquisition, communications, and industrial I/O applications, Astrodyne's single-output ASD50 series of DC/DC converters, in 18 basic versions, deliver 25 to 50 watts at 2.5 to 24 VDC from a 2:1-wide input source.
Supercaps are cost-effective for portables
Product News  
7/13/2006   Post a comment
Citing a breakthrough in the cost of supercapacitors - under a dollar in production quantities for its product as compared to double or triple that amount for competing units - Cellergy says its small-footprint series as well as its low-profile (1.9 mm) series are a viable design option to lithium-ion cells in portable consumer devices.
High power DC/DC step-down controller offers 80μA sleep mode
Product News  
7/12/2006   Post a comment
Linear Technology introduces a low quiescent current step-down DC/DC synchronous controller targeting battery energy in applications such as automotive navigation or battery-powered monitoring devices.
On-board power - when to use custom or standard modules
Design How-To  
7/12/2006   Post a comment
It's not always best to simply select standard modules from a catalog for the power portion of the board. Learn what the trade-offs are between using a standard and a custom power solution.
AC/DC for VME applications delivers 300 watts
Product News  
7/12/2006   Post a comment
The 56SQ2 AC/DC supply from North Atlantic Industries delivers 300 watts for VME/VXI applications. It fits in a standard 6U VME system backplane.
Report: Hoku fined $14,200 for waste violations
News & Analysis  
7/11/2006   Post a comment
The U.S. Environmental Protection Agency said it agreed to settle a hazardous waste dispute with fuel cell membrane supplier Hoku Scientific Inc., according to an Associated Press report.
mPhase to test nanobattery at Rutgers University
News & Analysis  
7/11/2006   Post a comment
Nanotechnology company mPhase Technologies Inc. has been awarded the right to conduct a free series of technical tests at Rutgers, the State University of New Jersey, related to the company's development of lithium-based alternative chemistries for its prototype nano-structured battery.
300-watt module extends ATCA service
Product News  
7/11/2006   Post a comment
Tyco Electronics' PIM300 power input module, delivering 300 watts, complies with the Advanced Telecom Computing Architecture (ATCA, AdvancedTCA) specifications.
Integration of data center hardware and software offers accurate remote power management
Product News  
7/11/2006   Post a comment
Server Technology extends remote power management, access and control with Avocent's software compatible sentry products.
Encapsulated AC/DC miniatures deliver 15-30 watts
Product News  
7/11/2006   Post a comment
TracoPower's TMT series of ultracompact AC/DC power modules, for industrial and medical applications, delivers 15 and 30 watts with single- and dual-output voltage configurations from 5 to 24 VDC.
Configurable AC/DCs meet mil standards
Product News  
7/11/2006   Post a comment
Lambda's NV-175 and NV-350 families of configurable AC/DC power supplies now comply with the U.S. military's stringent MIL-STD-810E standards for shock, transit drop, bench handling, basic transportation, and shipboard vibration.
Program announced for the third annual Digital Power Forum
News & Analysis  
7/9/2006   Post a comment
The 2006 Digital Power Forum will feature an expanded technical content, including an afternoon devoted to system-level issues when implementing digital power management solutions.
A tutorial for small signal models in the SEPIC power stage
Design How-To  
7/8/2006   Post a comment
Even though the single-ended primary inductance converter has become a popular topology for distributed power and battery chargers it can have unruly responses in the voltage mode. The author says it can be alleviated by use of current mode control, and goes on to give the intricate details. This is a must read article for a full understanding of this important topic.
Berkeley silicon researcher takes over Fraunhofer solar institute
News & Analysis  
7/7/2006   Post a comment
After 23 years of research work in the USA, most recently at the University of California at Berkeley, Eicke Weber will return to Germany to lead the Fraunhofer institute for Solar Energy Systems (ISE) in Freiburg.
Berkeley researcher joins German solar institute
News & Analysis  
7/7/2006   Post a comment
Eicke Weber will return to Germany to lead the Fraunhofer institute for Solar Energy Systems in Freiburg.
BEAR adds 5-30 watt DIN supplies
Product News  
7/7/2006   Post a comment
BEAR Power's BP7 supplies are single-output 5-30 watt DIN models, in four power levels and 24 versions, suited to industrial process control, manufacturing, and measurement systems.
United Solar signs PV laminate supply deals
News & Analysis  
7/6/2006   Post a comment
United Solar Ovonic, a wholly owned subsidiary of Energy Conversion Devices Inc. (ECD Ovonics), has signed multi-year cooperative agreements with Italy-based Spazio Energia and Sunerg Solar to supply a total of 46 megawatts of photovoltaic (PV) laminates.
Micro fuel cell achieves 1.3Wh energy density
News & Analysis  
7/6/2006   Post a comment
MTI MicroFuel Cells announces it has achieved an energy density of over 1.3Wh per cc of fuel on a 30 Watt Mobion laboratory test unit.
300-watt AC/DCs extend medical options
Product News  
7/6/2006   Post a comment
XP Power's PBM200 (200-watt) and PBM300 (300-watt) AC/DC supplies combine the flexibility of up to four outputs with an MTBF of over 300,000 hours for medical applications.
AC/DC delivers up to 400 amps or 3 kW
Product News  
7/5/2006   Post a comment
Absopulse Electronics' low-profile LVS 2U5 is a rugged, AC/DC power supply for high-current, low-voltage applications typical of industrial, utility, microwave, and telecom environments.
How FET selection can optimize synchronous buck converter efficiency
Design How-To  
7/5/2006   Post a comment
How do you design an optimal DC/DC converter? It's not simple and you need to know the tradeoffs. Here's some expert advice about how to ensure you have the best converter possible.
The arrival of the 3G handset and power management challenges
Design How-To  
7/3/2006   Post a comment
The buzz word for cell phone applications in 2006 is definitely digital TV. The onus is now on the power management supplier to define new solutions that will maintain long run times in 3G phones if not make them longer. Here are some solutions with the possible trade offs you need to know about before deciding how to implement your design.
Second-gen UPSes have USB and tower-to-rack configurability
Product News  
7/3/2006   Post a comment
Hewlett Packard's next generation "G2" family of tower, line-interactive uninterruptible power supplies provide USB support, from 1000 VA (650 watts) to 2200 VA (1600 watts), and extended runtime for servers, storage, computer equipment, and network environments.
Philips buys U.S. surge protector specialist
News & Analysis  
7/3/2006   Post a comment
Royal Philips Electronics has bought, for an undisclosed sum, Power Sentry, a division of Fiskars Brands Inc., that specializes in and is the number two player in the North American plug-in power surge protector market.


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