Breaking News
Content tagged with Power
posted in April 2007
Page 1 / 2   >   >>
DC/DC converter is drop-in replacement for old, new designs
Product News  
4/30/2007   Post a comment
Ericsson Power Modules' latest DC/DC converter platform, the PKY4716PI, uses the industry-standard full-brick format and footprint, making it a suitable drop-in replacement for applications in the telecom and industrial sectors.
1 W DC/DC converter suitable for small-design applications
Product News  
4/30/2007   Post a comment
C&D Technologies extended their NMJ series of low-power DC/DC converters to include eight single-output models. The devices are UL60950 safety-standard approved, 1 W converters.
PMICs enable smaller design of DC/DC converters, LDOs
Product News  
4/30/2007   Post a comment
Maxim Integrated Products introduced the MAX8667/MAX8668, a 4-channel power-management ICs (PMICs) in a 9 mm2 TQFN package. These PMICs minimize total design size by integrating two step-down DC/DC converters and two low-input, low-dropout regulators (LDOs), as well as all feedback networks.
Micro fuel cells to hit mainstream in 2010
News & Analysis  
4/30/2007   Post a comment
Despite a flurry of announcements and investments in micro fuel cells for portable devices, the technology is not expected to become a mainstream product until 2010 or so, according to an expert in the arena.
Micro fuel cells to hit mainstream in 2010
Product News  
4/30/2007   Post a comment
Despite a flurry of announcements and investments in micro fuel cells for portable devices, the technology is not expected to become a mainstream product until 2010 or so, according to an expert in the arena.
Optically coupled isolators provide 6kV isolation
Product News  
4/30/2007   Post a comment
Providing design engineers with an extended range of isolators for applications that require 6kVDC electrical isolation, TT electronics OPTEK Technology has expanded its family of optically coupled isolators.
The critical mass of green
Power DesignLine Blog  
4/27/2007   Post a comment
Have we hit a critical mass in awareness about our use of energy? What are some of the efforts being made to reduce energy consumption and why will they succeed? Okay, so this blog only presents a few shining stars of the green movement - and why you should care.
Congress considering energy technology agency
News & Analysis  
4/27/2007   Post a comment
A proposal for a new government energy research agency patterned after the Pentagon's research office appears to be gaining momentum in Congress.
DC/DC converters offer adjustable outputs as high as 350 Vdc
Product News  
4/27/2007   Post a comment
Transitronix has introduced the TAF series of high-voltage DC/DC converters that provide adjustable outputs as high as 350 Vdc from 12 Vdc or 24 Vdc inputs.
PWM controller cuts power-supply size
Product News  
4/27/2007   Post a comment
Linear's LTC3873 is a current mode, PWM controller that reduces the size and complexity of Flyback, Boost and SEPIC power supplies.
AC/DC switchers meet medical safety standards
Product News  
4/26/2007   Post a comment
The Protek Electronics PM201 Series of 200-W AC/DC switching power supplies delivers 22 medical-grade models that meet EN60101-1 medical safety standards.
DIN rail power supply offers single phase universal input, three phase input
Product News  
4/26/2007   Post a comment
XP Power released the DNR480, a single-output 480 W model which offers universal input, accepting voltages in the range of 90 to 264 Vac single phase without the need for switch selection, or 340 to 575 Vac three phase, depending on model.
Acer America recalls 27,000 laptop batteries
News & Analysis  
4/26/2007   Post a comment
There have been no reports of Acer products suffering damage because of the Sony battery cells but the company is issuing the recall to be on the safe side.
Video: Tear down that Prius!
Teardown  
4/26/2007   1 comment
The tearing down of a fully loaded Toyota Prius gets compressed from 7 hours to 1 minute of streaming video.
New laptop battery guidelines move to IEC
News & Analysis  
4/25/2007   Post a comment
The lithium-battery safety guidelines compiled by two Japanese industry associations in the wake of last summer's notebook PC battery recalls could become IEC-mandated standard procedure.
Buck converter integrates LDO pair; provides 1.5 A of peak current from 4 mm2
Product News  
4/25/2007   Post a comment
Maxim Integrated Products introduced the MAX8805Y/MAX8805Z 600 mA, PWM step-down converters in 2 x 2-mm wafer-level packages (WLPs) for WCDMA/NCDMA power amplifiers (PAs).
A practical guide to low power efficiency measurements
Design How-To  
4/25/2007   Post a comment
This is a very practical article that teaches both seasoned and new engineers some measurement techniques of which they may not be aware. It is based on experience in the field with some of our customers.
40-V step-down DC/DC converter operates up to 150-degrees C
Product News  
4/25/2007   Post a comment
Linear Technology announced the H-grade version of the LT3470, a 40-V micropower step-down DC/DC converter with integrated boost and catch diodes in a 2mm x 3mm DFN package.
SMPS control IC focuses on efficiency at all power levels
Product News  
4/25/2007   Post a comment
NXP Semiconductors introduces its third generation of green switched mode power supply controller ICs. It combines a controller for PFC and a flyback controller.
MOSFET switch reduces parts count in higher-powered portable, industrial systems
Product News  
4/25/2007   Post a comment
Advanced Analogic Technologies released the AAT4285, a slew-rate-controlled load switch capable of supporting 12 V operation.
Reformed methanol fuel cell technology honored for revolutionizing portable electronics
News & Analysis  
4/24/2007   Post a comment
UltraCell garnered the 2007 Frost & Sullivan award for product innovation for its reformed methanol fuel cell.
PMIC targets digital synchronous DC/DC controller, regulates dual rails, targets telecom
Product News  
4/24/2007   Post a comment
Primarion introduces a dual-output, dual-phase, programmable, digital power conversion and power management IC for synchronous DC/DC converters in the telecom, datacom, computing and storage markets.
Chip integrates LIN transceiver, voltage regulator functionality
Product News  
4/24/2007   Post a comment
AMI Semiconductor has introduced low-power, mixed-signal devices that combine Local Interconnect Network (LIN) transceiver and voltage regulator functionality in a single chip for in-vehicle networking applications.
Wire-free power technology recharges portables, ready to launch
Product News  
4/23/2007   Post a comment
WildCharge is ready to launch a flat, thin charging pad that is capable of delivering up to 90 Watts of power. The product eliminates the need to lug around chargers, adapters, and cords for every battery-powered mobile device.
MOSFETs reduce heat generation in servers, notebook computers
Product News  
4/23/2007   Post a comment
NEC Electronics America developed two metal-oxide-semiconductor field-effect transistor (MOSFET) families. The µPA273xUT1A family is designed for use in the protection circuitry of lithium-ion (Li-Ion) batteries for notebook PCs, and is designed to help prevent heat generation and explosions which may result from Li-Ion battery overcurrent.
Four-channel programmable PMIC addresses complex consumer applications
Product News  
4/23/2007   Post a comment
Summit Microelectronics expands its family of Programmable Power Manager ICs with two new versions that integrate four PWM controllers and power management functions.
Selecting the best topology for white LED drive electronics
Design How-To  
4/22/2007   Post a comment
A move to LED technology for general illumination applications could greatly reduce energy consumption. But it's not just a simple replacement because designers must be aware of space constraints, thermal considerations, and EMI. This article tells you how to deal with each of these challenges.
Intelligent fan driver offers closed-loop control for fan speed, temperature
Product News  
4/20/2007   Post a comment
Andigilog introduces two intelligent fan drivers that provide reliability, low power consumption and acoustic management for DC brushless fan cooling solutions.
Japanese groups release lithium-ion battery guidelines
News & Analysis  
4/20/2007   Post a comment
Japanese industry associations released new safety guidelines that stress avoiding high-voltage charging.
White-LED drivers feature inductive boost converter
Product News  
4/19/2007   Post a comment
Sipex released the latest addition to their family of white-LED drivers for the portable market, the SP6415. The device features an inductive boost converter powering two independent drivers for driving the white-LED main panel backlighting and powering the OLED sub-display or additional white LEDs.
Step-down DC/DC converter draws 100µA quiescent current
Product News  
4/19/2007   Post a comment
Linear Technology unveiled the H-Grade version of the LT3437 step-down switching regulator. The device operates from continuous inputs of 3.3 V to 60 V and withstands transients up to 80 V, making it suitable for automotive and telecom applications.
On Semi releases open ATX power supply reference design
Product News  
4/19/2007   Post a comment
ON Semiconductor says it has launched the industry's first open ATX reference design that meets the new ENERGY STAR performance requirements for ATX power supplies used in desktop PCs, scheduled to take effect in July 2007.
Choose the right cold plate to cool hybrid motor drive electronics
Design How-To  
4/19/2007   Post a comment
The decision will be a trade-off among thermal performance, weight, cost, reliability, and manufacturability--but in reality the choice becomes fairly straightforward.
Integrated boost converter offers 87% efficiency for small LCD, LED backlight display applications
Product News  
4/18/2007   Post a comment
The FAN5336 high-frequency integrated boost converter from Fairchild Semiconductor (NYSE:FCS) allows designers to achieve 87% system efficiency, low EMI and board-space savings, in a range of small LCD bias-supply and white-LED backlight designs.
DC/DC converters target industrial applications with 12 V bus systems
Product News  
4/18/2007   Post a comment
SynQor introduced a range of quarter-brick-sized DC/DC converters, targeting industrial applications running from a 12 V bus. Single output voltages offered range from 1.8 V to 48 V, and are capable of supplying up to 40 A or 100 W of usable power.
Schottky rectifiers rated to 1 A with space-saving footprint
Product News  
4/18/2007   Post a comment
Vishay Intertechnology launched a MicroSMP package type for Schottky rectifiers and transient voltage suppressors (TVS), which provides high-current power density and low thermal resistance for improved reliability.
Power Architecture Developer conference wants your ideas for abstracts
News & Analysis  
4/18/2007   Post a comment
The Power Architecture Developer's conference is accepting abstracts for technical presentations but needs them very soon. The conference will be in Austin Texas on September 24 and 25.
Energy harvesting and power management highlight nanoPower Forum 2007
News & Analysis  
4/18/2007   Post a comment
You won't want to miss the nanoPower Forum in San Jose. This informative event, one that will have a significant effect on your power designs, takes place in early June. Be sure to visit the web site and register. Early registration ends April 30th for this event.
V-I chip bus converter offers 95% efficiency
Product News  
4/18/2007   Post a comment
Vicor Corporation developed a high-voltage V-I chip bus converter with a power density of greater than 1000 W/in3. Designated B384F120T30, this BCM module is a high-efficiency (>95%), sine-amplitude converter (SAC) operating from a 360-400 Vdc primary bus to deliver an isolated low-voltage secondary.
Compare the latest technology punch-through IGBTs to power MOSFETs: Part 2
Design How-To  
4/18/2007   Post a comment
In part 1 you learned about and compared IGBTs and power MOSFETs. In part 2 we talk about gate design, temperature effects and performance of IGBTs vs MOSFETs in switch mode power supplies.
POL converters deliver output with no thermal derating up to 20 A
Product News  
4/16/2007   Post a comment
FDK Corporation enhanced their Senpai series of non-isolated point-of-load (POL) converters with the addition of the FPLR05SR75 series of dc/dc converters. Operating from a 2.4 V to 5.5 Vdc input bus, these converters deliver up to 20 A of output current with strong thermal performance; no derating is needed up to 85°C under natural convection.
Enhancement to stepper motor increases design flexibility; emulates brushed-motor operation
Product News  
4/16/2007   Post a comment
AMI Semiconductor added enhancements to their family of single-chip stepper motor driver and control ICs. The new features include a facility for running stepper motors at a continuous velocity and an automatic start function which allows a stepper motor to start automatically when powered up.
Eltek Energy acquires Valere Power, becomes second largest provider of DC power
News & Analysis  
4/16/2007   Post a comment
Eltek Energy acquires Valere Power and creates $500 M provider of DC power equipment for telecom market.
Compare punch-through IGBTs to power MOSFETs
Design How-To  
4/14/2007   Post a comment
Learn about and compare IGBTs and power MOSFETs in this paper. Find out why punch through IGBTs may provide a lower cost alternative to high voltage power MOSFETs under many conditions.
DC/DC converters features "Tunable-Loop" function, improves transient response
Product News  
4/13/2007   Post a comment
Tyco Electronics Power Systems announced the general availability of the 3.3 V Austin PicoTLynx series, the third generation of the Austin Lynx series of non-isolated dc/dc converters. These point-of-load (POL) modules are designed to provide higher power, higher density, and faster transient response in board-mounted power applications.
Student engineers develop and test a hybrid power train: Part 2 - the controller
Design How-To  
4/13/2007   Post a comment
Challenge X competition for a real-world hybrid vehicle taxes design, control, and organizational prowess. Here's a first-hand account of what's involved.
Buck-boost DC/DC converter simplifies automotive power design
Product News  
4/12/2007   Post a comment
Texas Instruments has released an automotive-qualified DC/DC power management integrated circuit (IC) that fully integrates power switches to stabilize output voltage and simplify power designs in automotive applications.
Programmable POL converter reduces part count
Product News  
4/12/2007   Post a comment
The 25-amp YV12T25 POL converter from Power-One, Inc. delivers 0.8 to 5.5 Vdc from a 10 to 14 Vdc input, eliminating the need for multiple host-system circuit-pack designs.
Researchers apply energy harvesting to portable devices
News & Analysis  
4/12/2007   Post a comment
The move to provide supplemental energy sources for batteries in portable devices is accelerating as more mobile phones, MP3 players, laptops and wireless devices use some form of energy harvesting.
DIN rail-mount power supplies allow installation in shallow enclosures
Product News  
4/12/2007   Post a comment
Lambda has introduced a series of low-profile, DIN rail-mount power supplies which measure 2.2 inches deep, making them suitable for installation in shallow enclosures commonly used in building automation and security applications.
Page 1 / 2   >   >>


EE Life
Frankenstein's Fix, Teardowns, Sideshows, Design Contests, Reader Content & More
Max Maxfield

How to Fly Without Catching the Dreaded Lurgy?
Max Maxfield
21 comments
I am currently not wearing my happy face. In fact, I am a "poorly soldier," as my mother would say when I was a little lad.

EDN Staff

11 Summer Vacation Spots for Engineers
EDN Staff
19 comments
This collection of places from technology history, museums, and modern marvels is a roadmap for an engineering adventure that will take you around the world. Here are just a few spots ...

Glen Chenier

Engineers Solve Analog/Digital Problem, Invent Creative Expletives
Glen Chenier
15 comments
- An analog engineer and a digital engineer join forces, use their respective skills, and pull a few bunnies out of a hat to troubleshoot a system with which they are completely ...

Larry Desjardin

Engineers Should Study Finance: 5 Reasons Why
Larry Desjardin
45 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 ...

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)