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posted in March 2008
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LDOs target automotive, industrial apps
Product News  
3/31/2008   Post a comment
Microchip Technology has introduced the MCP179X high-voltage linear regulators (LDOs) targeted at automotive and industrial applications.
48-volt DC/DC converters deliver power selection flexibility
Product News  
3/31/2008   Post a comment
Murata introduces the MPD7D06*S 48-volt input isolated DC/DC converter series with power selection flexibility and parallel operation.
Maxim claims first 28-V, single-input battery charger for handhelds
Product News  
3/31/2008   Post a comment
Maxim claims the highly integrated MAX8814 is the industry's first 28-V, single-input lithium charger in a 2 x 2-mm TDFN package for handheld devices.
India unveils more incentives for solar power
News & Analysis  
3/31/2008   Post a comment
India's renewable energy ministry has announced a new program designed to expand Indian solar power generating projects up to a maximum capacity of 50 megawatts.
National Semi claims first high-current flash LED driver with adjustable over-voltage protection
Product News  
3/31/2008   Post a comment
National Semiconductor unveiled what it claims is the industry's first high-current LED driver that enables dual LED operation for the camera flash function in portable multimedia devices.
Desktop supply delivers 180 watts
Product News  
3/29/2008   Post a comment
Single-output, CEC and Energy Star-compliant AC/DC supplies tout the highest output
320-watt switchers feed industrial applications
Product News  
3/29/2008   Post a comment
Supplies, in six models for 5-48 volt applications, offer DIN mounted option
MIT solar startup aims to beat coal on price
News & Analysis  
3/28/2008   1 comment
Massachusetts Institute of Technology professor Ely Sachs has said he plans for a startup company called 1366 Technologies (Lexington, Mass.) to develop an improved silicon-based solar cell that can beat coal on cost efficiency.
EPRI joins Ford-SCE to analyze plug-in hybrid vehicles on power grid
News & Analysis  
3/28/2008   Post a comment
Research will draw from battery technology data, vehicle systems, customer usage, and grid infrastructure.
Southern California Edison launches largest solar panel project
News & Analysis  
3/28/2008   Post a comment
Will convert 65 million square feet of unused roof space into solar generating stations to initially help meet peak summer demands
Microchip expands motor-control development tools
Product News  
3/27/2008   Post a comment
Digital signal controllers with up to 128 kB of Flash, a new motor-control hardware development platform, and free software boost design capabilities.
IC combines step-up, step-down converters in tiny package
Product News  
3/26/2008   Post a comment
Linear Technology Corp. has announced the LTC3523/-2, a combination of a 600mA (ISW) synchronous boost and a 400mA (IOUT) synchronous buck regulator in a 3mm x 3mm QFN-16 package.
Two nickels worth of battery power --- The Interview
News & Analysis  
3/26/2008   1 comment
Nickel-zinc batteries tout a safer, more reliable alternative to NiCd and NiMH batteries in high power density applications.
Two nickels worth of battery power
Power DesignLine Blog  
3/25/2008   Post a comment
Nickel-zinc batteries arrive to replace nickel-cadmium and nickel-metal-hydride for power tools and small vehicles
Analog market to grow 10% in 2008, says analyst
News & Analysis  
3/25/2008   Post a comment
After falling back by 1 percent in 2007 the analog semiconductor market is set to grow by 10 percent to rise above $40 billion in 2008, according to Databeans Inc.
EE Times corrects story on silane as a potential superconductor
News & Analysis  
3/25/2008   6 comments
A Canadian-German research team has reported what they say is the first evidence that superconductivity can occur in a common gaseous hydrogen compound -- silane -- when compressed to a solid at very high pressure.
CCFL inverters enhance LCD backlighting
Product News  
3/24/2008   Post a comment
SFW Series provides wide dimming capability and lamp-current stability over a broad input-voltage range.
GaN power transistor addresses 2.5-, 3.5-GHz markets
Product News  
3/24/2008   Post a comment
Nitronex has developed a gallium nitride high electron mobility transistor (HEMT) that delivers 45W at 28V for high PAR (peak to average ratio) and pulsed applications.
Low Power Design Techniques, Design Methodology, and Tools
Design How-To  
3/22/2008   1 comment
Check out this excerpt from "Power Management In Mobile Devices," which provides an overview of the challenges facing designers of feature-rich mobile devices that call for smaller form factor and lower cost.
Integrated BIAS and white LED driver powers up to 10 LEDs
Product News  
3/20/2008   Post a comment
Linear Technology has released an integrated BIAS and white LED power converter solution for small- to medium-sized TFT-LCD panels.
HB LED drivers simplify automotive lighting applications
Product News  
3/20/2008   Post a comment
Maxim has introduced a series of high-voltage, high-brightness LED drivers with adjustable drive current that are suitable for automotive interior and exterior lighting applications that require simple, compact LED drivers.
Battery authentication ICs make hacking difficult
Product News  
3/20/2008   Post a comment
Intersil Corp. has introduced two FlexiHash+ advanced battery authentication ICs that provide high levels of security for cell phones.
Nanotechnology boosts thermoelectric effect
Design How-To  
3/20/2008   Post a comment
Nanotechnology improves the efficiency of thermoelectric materials used to cool semiconductors and to generate electricity from heat.
N-channel MOSFET driver sinks up to 5 amps
Product News  
3/19/2008   Post a comment
Linear Technology Corp. has introduced the LTC4443/-1, a high-speed synchronous MOSFET driver designed to drive upper and lower power N-channel MOSFETs in synchronous rectified converter topologies.
Analog companion chip generates high-quality audio signals, regulates power supplies
Design How-To  
3/19/2008   Post a comment
Atmel Corp. has released its AT73C209 analog companion power supply and audio interface IC designed for low-cost music players
Yet More On Decoupling, Part 5: Supply impedance and op amp interaction
Design How-To  
3/19/2008   Post a comment
Part 5 of this series on power-supply decoupling and bypass capacitors examines the interaction between supply impedance resonances and the high-frequency behaviour of an amplifier.
BMW mulls all-electric car
News & Analysis  
3/19/2008   Post a comment
Against the background of increasingly crowded urban agglomerations and under pressure to reduce greenhouse emissions, BMW has announced to develop what it calls "entirely new vehicle concepts." In this context, the company also considers to build all-electric cars.
Cost-effective AC Induction Vector Control Drive Using Single Shunt Current Sensing
Design How-To  
3/19/2008   Post a comment
Against the background of rising demand for energy-saving industrial and home appliances, conventional AC induction motor applications strongly need optimization since they waste about 50 percent of the electrical energy. System costs and power consumption can be drastically reduced utilizing digital control of an analog motor circuit. The article describes how the Freescale MC56F80xx microcontroller family can be used in such motor control applications.
Mitsubishi boosts PV cell, modules production
News & Analysis  
3/19/2008   Post a comment
Mitsubishi Electric Corp. is planning to invest $70 million in a major expansion of capacity to make photovoltaic cells and modules, to meet what it says is growing demand worldwide.
Mitsubishi claims record polysilicon PV conversion
News & Analysis  
3/19/2008   Post a comment
Mitsubishi Electric Corp. (Tokyo, Japan) has claimed to have achieved a world record in photoelectric conversion efficiency in a 150-millimeter square practical-use polycrystalline silicon solar cell, with a rate of 18.6 percent. This represents an improvement of 0.6 percent over the company's previous record.
Power controller supports upcoming PoE standard
Product News  
3/18/2008   Post a comment
Akros Silicon's Powered Device controller implements the 2-Event Physical Layer Classification functionality of the IEEE 802.3at standard, which raises the maximum available PD input power to 30W from the previously specified level of 13W, opening a range of new applications for Power-over-Ethernet.
TI high-performance analog team meets in India
News & Analysis  
3/18/2008   Post a comment
The president and CEO of Texas Instruments said last year that high-performance analog (HPA) could be the core growth engine of the company's future. The HPA team recently held its first-ever review meeting outside in the U.S. in Bengaluru.
Under the Hood: Sonos brings multi-zone digital audio to life
Teardown  
3/18/2008   Post a comment
The designers of the Sonos Digital Music System made four inspired design decisions early on to realize its ground-breaking, multi-room digital audio system, but deep into the design process, even they were humbled by the intricacies of effective wireless system design. See why.
FlatWire aims to short-circuit WPANs
Product News  
3/18/2008   2 comments
FlatWire is said to obviate the need for wireless personal area networks (WPANs) by offering all standard wiring cables in a flat form factor that can be glued to walls and ceilings, then concealed with a coat of spackle and paint.
What is ULP, really?
Blog  
3/18/2008   Post a comment
It all starts with a practical distinction based on batteries, or, more precisely, battery power.
Solar market grew 62% in 2007
News & Analysis  
3/18/2008   Post a comment
Despite ongoing polysilicon shortages in the market, world solar photovoltaic (PV) market installations reached a record high of 2,826 megawatts (MW) in 2007, a 62 percent jump over 2006, according to Solarbuzz LLC, a San Francisco-based solar energy consultancy.
Design for Low-Power Manufacturing Test
Design How-To  
3/18/2008   Post a comment
The very process of testing digital circuits routinely increases their dynamic power consumption to levels far exceeding their power specification. The best way to avoid test power problems is to incorporate power-aware testing techniques in the design-for-test (DFT) process.
Darnell calls for papers for Digital Power Forum
News & Analysis  
3/18/2008   Post a comment
Subject areas include power conversion, digital power management, and components for advanced power conversion.
OLED lighting technology achieves new levels of efficiency
Product News  
3/17/2008   Post a comment
OSRAM has achieved record values of efficiency and lifetime while maintaining the brightness of warm white organic light emitting diodes (OLEDs). For the first time, laboratory researchers have demonstrated it is possible to improve two crucial OLED characteristics simultaneously: efficiency and lifetime.
Integrated or discrete load switch: which one should you use? (Part 2 of 2)
Design How-To  
3/17/2008   Post a comment
Start by looking at trench and planar MOSFETs, which are at the center of the load switch
Vicor adds 24-V input series to DC-DC converter lines
Product News  
3/17/2008   Post a comment
With a wide input range of 10 to 36V, Vicor's modules are targeted for applications operating from 12 V or 24 V inputs, which are typical for battery systems in vehicles.
Voltage sequencers use nonvolatile fault registers to store data
Product News  
3/17/2008   Post a comment
Maxim has introduced the MAX16046-MAX16049, 12-/8-channel, EEPROM-configurable, voltage sequencers/monitors/marginers for high-reliability systems such as storage, telecom, or networking equipment where a large number of voltage rails exist in a single system.
How to boost DC/DC converter efficiency at higher frequencies
Design How-To  
3/16/2008   4 comments
A MOSFET-with-integrated-Schottky-diode as the low-side switching element is superior to high-side approaches or using co-packaged devices.
Buck regulator with dual LDOs maximizes battery run-time
Product News  
3/14/2008   Post a comment
Linear Technology has released a 400-mA, 2.25-MHz, synchronous buck regulator with two 150-mA LDOs packaged in a 2 x 3-mm DFN, targeted at handheld device applications.
Carbon beats copper at 45 nanometers
Product News  
3/14/2008   Post a comment
Carbon nanotubes outperformed copper interconnects at the 45-nm process node, according to Rensselaer Polytechnic Institute researchers.
SMD LEDs offer low resistance, high optical power
Product News  
3/14/2008   Post a comment
Vishay Intertechnology has released two series of warm white power SMD LEDs that use InGan technology to offer low resistance and high optical power.
LED driver delivers easy interface control for portable device backlighting
Product News  
3/14/2008   Post a comment
Catalyst Semiconductor's CAT3637 Quad-Mode LED driver drives up to six LEDs via a simplified interface control, while providing 10 percent higher efficiency, for portable device backlighting.
DC/DC converters housed in chip scale packaging
Product News  
3/14/2008   Post a comment
In chip-scale packaging, AnalogicTech's DC/DC converters will help portable system designers sharply reduce PCB footprint, as well as stray inductance, capacitance and resistance and noise, compared to traditional packaging with bond wires.
Linear rolls out Military Plastic grade buck regulator
Product News  
3/13/2008   Post a comment
Linear Technology is offering a Military Plastic grade (MP-grade) version of the LTC3404, a high efficiency, 1.4MHz synchronous buck regulator using a constant frequency, current mode architecture.
Power dissipation in portables: Design considerations using low-power CMOS ICs
Design How-To  
3/13/2008   1 comment
Portable systems demand low power consumption and high density ICs. A reduction in power dissipation is critical, especially as the size of transistors is scaled down to increase transistor density over a silicon chip. Here's how to design with low power CMOS circuits.
Page 1 / 2   >   >>


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