Breaking News
Content tagged with Power
posted in October 2006
Page 1 / 2   >   >>
Beyond simple MOSFET selection
Design How-To  
10/31/2006   Post a comment
Today's higher speeds, currents and lower voltages plus secondary effects increase losses in power conversion. Because of this, selecting a MOSFET for the synchronous buck converter is not a trivial exercise and requires a solid methodology to select the best combination coupled with good understanding of loss mechanisms. Here's what you need to know.
MGV says 1-kW DIN supply can't get any slimmer
Product News  
10/31/2006   Post a comment
MGV's SPH613 and SPH1013 series, an extension to the company's Super Slim family, set claim to the slimmest 600- and 1,000-watt power supplies on the market - 56 and 66 mm, respectively.
Boost converter operates from single cell, delivers 95% efficiency
Product News  
10/31/2006   Post a comment
Austriamicrosystems introduces a synchronous, high-efficiency, step-up converter which comes in a small 6-pin TSOT package.
Energy harvesting will power growth -- but which ones?
News & Analysis  
10/31/2006   Post a comment
An upcoming report by Darnell on ultra-low-power wireless components explores energy harvesting and micro-power generators, and is available for sponsorship. The report quantifies the market for these components by application and identifies the markets that are commercially viable.
AC/DC supply assists compact 250-watt medical applications
Product News  
10/30/2006   Post a comment
One of the smaller, mid-power supplies for cost-effective medical applications, Tamura's PAM250/PAS250 Series of single output switching supplies, measuring just 4-by-7-by-1.5 inches, delivers up to 250 watts at 12 to 48 volts.
Primarion partners with two university centers for advancing digital power
News & Analysis  
10/30/2006   Post a comment
Primarion is partnering with the Center for Power Electronics Systems and Colorado Power Electronics Center to advance digital power technologies.
120-W desktop medical supply carries Class I, II approvals
Product News  
10/27/2006   Post a comment
One of the highest-power AC/DC desktop supplies carrying full medical approvals, XP Power's AMM120, a 120-watt AC/DC unit for medical and other high-isolation, low-leakage applications, meet both Class I (with ground) and Class II (no ground) specifications.
3-watt DC/DCs provide 4 kVAC isolation for industrial, medical applications
Product News  
10/26/2006   Post a comment
TracoPower's THB-3 Series of 3-watt DC/DC converters have an input-to-output isolation of 4 kVAC and reinforced insulation for industrial, medical, and instrumentation applications. They are qualified to UL60950-1 & UL60601-1 safety standards.
Choosing the optimum switching frequency of your DC/DC converter
Design How-To  
10/25/2006   Post a comment
Higher switching frequencies bring clear benefits but also have drawbacks; understand the tradeoffs and find the sweet-spot for your application. This practical article gives you apples-to-apples considerations.
Sony details notebook battery recall program
News & Analysis  
10/25/2006   Post a comment
Sony announced the details of its global replacement program for lithium ion notebook batteries, hoping to close the book on a nightmare chapter that analysts said would do inevitable damage to Sony's battery market share.
How to design for wide input voltage range in DC systems
Design How-To  
10/25/2006   Post a comment
Here's what you can do if you are designing DC/DC converters for a wide voltage range, say for comms equipment that need both -48 and +24 volts.
Mini encapsulated AC/DCs deliver up to 14 watts for test, aviation
Product News  
10/24/2006   Post a comment
Citing high reliability at modest cost for test equipment, control, and aviation applications, Acopian's Mini Encapsulated AC/DC supplies employ a thermal barrier running through the supply that isolates the hot running components from parts that are more sensitive.
Design MOSFETs with surgical precision to target shrinking DC-DC converters
Design How-To  
10/23/2006   Post a comment
There is an ever increasing need for higher current, higher efficiency and smaller footprint to suit the ever shrinking real estate allocated to the DC-DC converter. Learn how to derive an equation for the optimum MOSFET die size.
Front-end can provide 5 kW in a 1U-high shelf
Product News  
10/23/2006   Post a comment
Power-One's FNP1000-48 front-end delivers 21 amps at 48 volts to power server, datcom, and telecom applications; five of these units can be paralleled to provide 5 kW service in a 1U shelf.
Japan trade group forms laptop battery task force
News & Analysis  
10/23/2006   Post a comment
TOKYO — The Japan Electronics and Information Technology Industries Association (JEITA) has formed a task force on its PC vendors' committee to set guidelines for safety use of lithium ion batteries in notebook PCs. Members of the task force include all PC vendors that used the troubled batteries, other than Apple Computer Inc. The task force, which plans to work closely with battery vendors, will soon get under way and plans to make a report by the end of the year.
Sony recalls Vaio batteries
News & Analysis  
10/20/2006   Post a comment
Sony this week issued a recall of batteries for its Vaio notebook computers. The company revealed that the total number of its lithium-ion batteries to be recalled has reached 9.6 million units from a total of eight notebook PC vendors and some other peripheral product vendors.
Eighth-brick delivers 300 watts, 2250 VDC isolation
Product News  
10/20/2006   Post a comment
C&D Technology's EUS34-096, a fixed 5:1 DC/DC bus converter, delivers 300 watts, among the highest power seen from an eighth-brick. It also touts an input-output isolation of 2250 volts, also among the highest available.
Battery health, HIL, and robots For Xmas
Automotive DesignLine Blog  
10/19/2006   Post a comment
The end of the Convergence 2006 conference saw no letup in interesting automotive (and other) electronics developments.
Battery recall, PS3 delay squeeze Sony profits
News & Analysis  
10/19/2006   Post a comment
Sony Corp. has revised its business forecast downward as a result of a huge lithium-ion battery recall and a delays introduction of its Playstation 3.
Eurocard AC/DC delivers 500 watts
Product News  
10/19/2006   Post a comment
Absopulse Electronics' PFC622, for high-density industrial applications, delivers up to 500 watts at 24-48 volts.
Adapters are CEC compliant
Product News  
10/18/2006   Post a comment
Phihong USA offers a complete line of desktop and wallplug adapters that meet the specifications for external power supplies as required by the California Energy Commission as of January 1, 2007.
Bandgaps in the crosshairs: What's the trim target?
Design How-To  
10/18/2006   Post a comment
Typically, only one voltage target produces the least temperature drift, and this target is specific to a circuit, its layout, and the processing technology. Here's help to ascertain the optimal trim target for your design.
Wales to host first Dye Sensitized Solar Cell plant
News & Analysis  
10/18/2006   Post a comment
A recently established renewable energy company, G24 Innovations Ltd, is planning to build the first plant to make dye sensitized solar cells (DSSC) on a commercial scale at a facility in Cardiff, Wales. The eventual investment into producing the so called 'solar foils' could be between £60 million and £75 million and the project could create 300 jobs.
Sixteenth-brick delivers 33 watts for wireless, optical systems
Product News  
10/18/2006   Post a comment
Tyco Electronics' KW006-010 series of single-output, sixteenth-brick DC/DC converters delivers 33 watts for enterprise and data processing equipment, access, wireless and optical network equipment, and distributed and hybrid power architectures.
Khosla stumps for solar, California ballot initiative
News & Analysis  
10/17/2006   Post a comment
The big opportunity for solar energy is in utility plants, according to Vinod Khosla. The iconic venture capitalist who has started his own alternative energy investment company also stumped for California's Proposition 87, which would fund research into so-called clean technology.
VCs bullish on clean technology
News & Analysis  
10/17/2006   Post a comment
Clean technologies such as solar and fuel cells are rapidly becoming a hot area for top venture capitalists and entrepreneurs, according to experts.
Vicor's Maxi DC/DCs fill in 200-300 watt space
Product News  
10/17/2006   Post a comment
Vicor has eight new mid-power DC/DC converters that fill in the 200-300 watt space for the company's 24-volt input Maxi series.
Battery developer claims hybrid car advance
News & Analysis  
10/17/2006   Post a comment
A battery developer is claiming its technology can extend the range of hybrid electric vehicles.
Data-center PDUs expand, add three-phase option
Product News  
10/17/2006   Post a comment
The 5250 Power Control Series from network-equipment supplier MRV Communications offers high-density power distribution with a three-phase option and remote power management for enterprise data centers.
Toshiba may seek compensation for Sony battery recall
News & Analysis  
10/16/2006   Post a comment
Toshiba Corp. is considering seeking compensation from Sony Corp. for lost sales and alleged damage to its brand name caused by faulty Sony-made lithium-ion batteries, according to reports.
How low power amps can yield high performance in portables
Design How-To  
10/16/2006   Post a comment
Advances in power management and battery technology have helped extend battery life, but it's only part of the equation. The real trick is the ability to do more with less. Here are some valuable design examples to get the most from your design.
Control strategy optimizes split-parallel architecture hybrid vehicle
Design How-To  
10/13/2006   Post a comment
Winning Challenge X university team designs efficient hybrid power train and control system while cutting well-to-wheels petroleum use by 74%.
1-watt DC/DCs extend reliability
Product News  
10/13/2006   Post a comment
MicroPower Direct's D100EHI series of miniature 1-watt SIP converters, an extension to the company's D100E Budget Saver series, touts significantly higher input-to-output isolation and reliability for tight installations.
Micro reactor developed for reforming fuels for portable power sources
News & Analysis  
10/12/2006   Post a comment
A ceramic microreactor designed and built by researchers at U. of Illinois enables on-site reforming of hydrocarbon fuels for use in portable power sources.
Power solution comparison demonstrates strength of digital solution
News & Analysis  
10/12/2006   Post a comment
Zilker Labs was featured in Ericsson Digital Power study, presented at the Digital Power Forum.
How to fine tune Point-of-Load regulation in digital televisions
Design How-To  
10/11/2006   Post a comment
Power subsystems for today's digital TVs can keep designers working long into the night. Here's how to get home on time and still meet the power requirements of these sophisticated units.
AC/DC supply delivers 90 watts for AS-Interface
Product News  
10/11/2006   Post a comment
WAGO Corp.'s 787-692 power supply for industrial applications delivers 90 watts for AS-Interface fieldbus systems.
Slim DIN supply delivers 240 watts
Product News  
10/10/2006   Post a comment
MGV hails its 240-watt SPH240 as the industry's slimmest and highest-density AC/DC DIN power supply.
3-amp POLA regulators tout size, cost edge
Product News  
10/9/2006   Post a comment
Ericsson's PMD series of 3-amp DC/DC (non-isolated) converters, a low-current extension to the company's point-of-load offerings, are touted as among the smallest and most-cost effective of their kind in the industry.
PCB layout techniques web training for switching regulators
News & Analysis  
10/9/2006   Post a comment
Texas Instruments Incorporated and Avnet Electronics will present a live Analog eLab Webcast for designers entitled "PCB Layout Techniques for Switching Regulators."
How to ease EMI compliance in power converters
Design How-To  
10/8/2006   Post a comment
Switch mode PWM power converters generate conducted and radiated EMI and can corrupt the power source. Here's a power management design method to reduce the magnitude of the switching currents at the frequencies where there is a risk of EMI non-compliance.
Tear Down: Inside the Apple 8GB iPod nano
Teardown  
10/8/2006   Post a comment
What makes the new 8GB iPod nano are the "mystery chips" that have been widely speculated about. These three Apple packaged components in the latest iPod nano have telltale marks that unequivocally prove the manufacturers.
Lambda's HWS supplies are medically approved
Product News  
10/6/2006   Post a comment
Lambda's HWS family of AC/DC supplies has been expanded to include medically approved versions that deliver up to 600 watts for powering non-surgical medical equipment.
60-watt AC/DC claims small-size, low-cost standard for medical
Product News  
10/5/2006   Post a comment
Astrodyne's ASM60 open-frame modular switching power supplies, for medical systems, measure just 1.2-by-2-by-4 inches and at $16 each in OEM quantities are also the most economical 60-watt solution available, according to the company.
Use quad SPST analog switch to drive DC motor
Design How-To  
10/5/2006   Post a comment
DC motor-drive hardware and software also includes dead time to avoid full-bridge amplifier shorting supply rail
Go green young designers
Power DesignLine Blog  
10/4/2006   Post a comment
The need for energy is a constantly growing demand, especially as more countries become energy hogs like the US. Data centers are now prime targets for power management because energy demands are growing dramatically.
PoE systems jack up their flexibility and firepower
Product News  
10/4/2006   Post a comment
Product recap - Significantly expanding their overall flexibility, the latest slew of chips and modules for serving a maturing power-over-Ethernet (PoE) technology demonstrate yet higher levels of integration, more power per port, and system costs across the board that are dropping to half that of the previous generation.
Frequency spreading provides switching-supply EMI insurance
Design How-To  
10/3/2006   1 comment
Switching regulators offer advantages, but you need to deal with their EMI generation. Multiphase synchronization and spread-spectrum frequency modulation offer two powerful tools for EMI reduction. Frequency-spreading techniques can help.
Charger's reference design clamps down on surge protection
Product News  
10/2/2006   Post a comment
Focusing on protection against lightning strikes and other over-voltage transients, Power Integrations' RDK-83 reference design kit for energy-efficient charger/adapters, based on its LinkSwitch-LP family of integrated circuits with EcoSmart technology, feature a constant-voltage (CV) charger capable of withstanding 10 kV common-mode/2 kV differential-mode surges.
Lynx POL converters double the power density, extend thermal performance
Product News  
10/2/2006   Post a comment
Tyco Electronics' TLynx, the third generation of the company's Austin Lynx Series of (non-isolated) DC/DC point-of-load board-mounted converters, touts double the power density, at least a twofold improvement in transient response, and no derating up to +85 C for the 6-amp version.
Page 1 / 2   >   >>


Flash Poll
Top Comments of the Week
Like Us on Facebook
EE Times on Twitter
EE Times Twitter Feed

Datasheets.com Parts Search

185 million searchable parts
(please enter a part number or hit search to begin)
EE Life
Frankenstein's Fix, Teardowns, Sideshows, Design Contests, Reader Content & More
Max Maxfield

Saddleback Sale – It's Happy Dance Time
Max Maxfield
Post a comment
It's no secret that I'm a huge fan of the products from Saddleback Leather. As I sit here at my desk, I'm wearing one of their 1¾" wide Tow Belts, upon which rests one of their Belt ...

Engineering Investigations

Air Conditioner Falls From Window, Still Works
Engineering Investigations
Post a comment
It's autumn in New England. The leaves are turning to red, orange, and gold, my roses are in their second bloom, and it's time to remove the air conditioner from the window. On September ...

David Blaza

The Other Tesla
David Blaza
5 comments
I find myself going to Kickstarter and Indiegogo on a regular basis these days because they have become real innovation marketplaces. As far as I'm concerned, this is where a lot of cool ...

Larry Desjardin

Engineers Should Study Finance: 5 Reasons Why
Larry Desjardin
47 comments
I'm a big proponent of engineers learning financial basics. Why? Because engineers are making decisions all the time, in multiple ways. Having a good financial understanding guides these ...