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Content tagged with Power
posted in February 2012
EnOcean rolls starter kit to develop energy-autonomous wireless sensors
Product News  
2/28/2012   3 comments
EnOcean GmbH has introduced the ESK 300 starter kit that is said to simplify the testing and development of energy harvesting wireless solutions for OEM partners
LED drivers provide control, circuit-protection design options
Design How-To  
2/27/2012   1 comment
While the basic operating requirement for an LED driver is to supply a constant current for consistent lighting, automotive uses have stringent guidelines regarding temperature and humidity, voltage, ability to withstand harsh chemicals, electromagnetic interference and compatibility, as well as circuit protection.
Energy harvesting, wireless sensor networks & opportunities for industrial applications
Design How-To  
2/27/2012   7 comments
With the will to increase the number of sensors around us and to respect several economic and environmental constraints, researchers and R&D engineers are looking for new green and unlimited energy sources that will allow to remove batteries or wires and to develop autonomous wireless sensor networks with theoretical unlimited lifetimes. These new sources are based on ambient energy.
Energy-harvesting evaluation kit features wireless linked modules powered by sunlight, temp differences
News & Analysis  
2/27/2012   Post a comment
Called ‘The Drop’ the kit showcases components from Atmel Corporation and Linear Technology which were selected for their low-power consumption and suitability for harvesting applications.
Power-line modems, power supplies, and "cleaning up the neighborhood"
Design How-To  
2/24/2012   Post a comment
Applications can use the power line for communication, despite ‘bad’ power supplies and the attenuation of modem signals due to transformers
ISO 26262 cuts electronics complexity risks: Pt. 1- Requirements and assessment flow
Design How-To  
2/23/2012   2 comments
Future development and integration of automotive safety functions will strengthen the need to have safe system development processes and to provide evidence that all reasonable safety objectives are satisfied. ISO 26262 provides guidance to reduce these risks to a tolerable level by providing feasible requirements and processes.
Flash LED drivers for mobile applications: overcoming the constraints of space and power
Design How-To  
2/23/2012   2 comments
LED-based camera flash lights have a bottleneck in their driver circuitry; here's a proposal to overcome the limitations.
EU project boosts OPV for solar power generation
News & Analysis  
2/22/2012   1 comment
The Swiss Center for Electronics and Microtechnology has launched a four-year, 14.2 million euro ($18.8 million) project that aims to develop highly efficient, long-lasting, cheap and environmentally friendly printed organic photovoltaics.
Demo board showcases SiC JFETs in cascode half-bridge configuration
Product News  
2/22/2012   Post a comment
Enabling a quick evaluation of the SJDP120R085 JFET, the demo board platform is suitable for many applications including boost, buck, inverter and PSU half-bridge power stage designs.
SiC JFET delivers high speed switching in micro inverters
Product News  
2/22/2012   Post a comment
SemiSouth Laboratories, Inc., has launched the SJDP120R340, a normally on SiC trench JFET that, when compared with silicon MOSFETs, enables higher switching speeds and substantially lower losses.
Market for transparent conductors in PV apps to reach $300M in 2016
Research  
2/21/2012   Post a comment
The total market for transparent conductors in photovoltaics will grow at a CAGR of over 30 percent from a value of about $90 million in 2012 to about $300 million in 2016, according to NanoMarkets' latest report.
Case study: JV Industrial solves power outage issues with battery-free flywheel
Design How-To  
2/20/2012   5 comments
JV Industrial and Vycon team up to protect datacenter against power outages
High-concentration space travel
Design How-To  
2/20/2012   Post a comment
On October 20, 2011, a Russian Soyuz-ST carrier rocket launched its first satellite from the Galileo satellite network into orbit from the Kourou Space Center in French Guiana. The necessary thrust was provided by an Evonik specialty: PROPULSE, a highly concentrated hydrogen peroxide.
Engineers propose nanogrids, smarter switches
News & Analysis  
2/17/2012   9 comments
One engineer called for distributed nanogrids as an alternative to a central electric utility and another proposed more power efficient switches at a meeting of the Ethernet Alliance.
Power Tip 44: Handling high dI/dt load transients, Part 1
Power Tips  
2/17/2012   Post a comment
Understand how to handle this common circuit challenge, which is an increasingly important hazard
TT electronics BI Technologies has expanded its HM78D family of dual-winding inductors
Product News  
2/16/2012   Post a comment
TT electronics BI Technologies has expanded its HM78D family of dual-winding inductors with rugged devices that it claims offer higher inductance, better efficiency and superior current handling.
Optocouplers safeguard battery systems from transients, shorts, and other faults
Design How-To  
2/16/2012   Post a comment
Optical isolators are the defacto standard to provide high electrical isolation and noise immunity, while consuming little power compared with transformer coupling isolation.
Maxim Integrated Products MAX31722/MAX31723 are digital thermometers and thermostats
Product News  
2/15/2012   Post a comment
Maxim's latest devices are true temperature-to-digital converters that don't require additional components.
Soitec raises funds to build 50MW solar plant in South Africa
News & Analysis  
2/13/2012   1 comment
Soitec SA said its Concentrix Solar division has raised funds to build a 50-megawatt solar power plant in Touwsrivier, Western Cape, South Africa.
IQE backs Solar Junction in $19.2 million D round
News & Analysis  
2/13/2012   2 comments
Solar Junction Inc., a developer of multi-junction cells for the concentrated photovoltaic (CPV) market, has raised $19.2 million in a Series D round of investment. IQE plc (Cardiff, Wales) is investing $5 million and receives an exclusive multi-year epitaxial wafer supply contract with Solar Junction.
Narrowband PLC and the power line medium
Design How-To  
2/13/2012   6 comments
In this article, Semitech Semiconctor explains that the next few years will determine whether narrowband power line communication (N-PLC) becomes a reliable mainstream technology of the smart grid.
Calibrate a power supply with a digital potentiometer
Design How-To  
2/12/2012   3 comments
Understand how to configure, size, and use the digital pot in this common situation
Compact gate drive IC simplifies hybrid, EV power train design
Product News  
2/10/2012   Post a comment
High output current drives inverter stage IGBTs and MOSFETs.
APEC: Linear Tech's perspective
News & Analysis  
2/8/2012   1 comment
A breakfast with an LTC design director reiterates some key principles
Transphorm announces GaN products at 600-V
Product News  
2/7/2012   1 comment
Transphorm Inc., a startup specializing in gallium nitride power ICs, has announced its first products, power diodes based on its patented, gallium-nitride technology rated at 600-V.
Ultracapacitors: Best Option for EV Energy Storage Technology
Design How-To  
2/6/2012   5 comments
The market need for EVs will only increase with time and more consumers will make the switch to fuel-efficient vehicles. Rugged, durable ultracapacitor cells provide the best solution for acceleration, energy recapture, peak load shaving and other high power applications.
Cree provides SPICE models for SiC power devices
Product News  
2/6/2012   Post a comment
Silicon may be the dominant material for electronics, but some other niche applications required specialized materials such as Silicon Carbide…
Extreme Design: When radar failure at 12,000 feet is not an option
Design How-To  
2/3/2012   8 comments
Battery and backup failures needed to be investigated and diagnosed—in harsh, remote operating conditions and venue
New H-PSOF power-electronics packaging touts high-current capability and high efficiency
Product News  
2/2/2012   Post a comment
Automotive power transistors for hybrid and electric vehicles are first available products.
CUI VSKM series AC/DC power supplies
Product News  
2/2/2012   Post a comment
Available in 5 W and 10 W configurations, CUI's VSKM series is housed in an encapsulated package with pins for direct PCB mounting.
Battery fuel gauge: factual or fallacy?
Design How-To  
2/2/2012   Post a comment
Measuring stored energy capacity is easy; doing it accurately is a whole different ballgame.
Step-by-step for an optimized flyback supply design (Pt 2 of 2)
Design How-To  
2/2/2012   Post a comment
Demystify flyback power-supply design with a simple mathematic approach
Select Schottky diodes based on avalanche performance
Design How-To  
2/2/2012   Post a comment
For reverse battery protection, peak avalanche power gauges pulse performance while having low forward voltage drop.
Aircraft industry heads upward
Military & Aerospace Blog  
2/1/2012   Post a comment
Analysts project 9.3% growth in 2012.


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