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.
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.
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.
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.
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.