Assault and batteries
Power DesignLine Blog 10/31/2009 3 comments
The soft on/off switch functionality in many products is a real drain on their limited batteries
Surge stopper IC simplifies design for hazardous apps
Design How-To 10/31/2009 1 comment
In order to operate safely in hazardous environments, instrumentation must be made explosion proof. Linear Technology's LT4356 series of overvoltage/overcurrent protection devices offers an efficient and elegant means of creating protection barriers in electronic apparatus.
Jennic : Wireless MCU uses energy harvesting
Product News 10/30/2009 Post a comment
Jennic has demonstrated the capability of its JN5148 wireless microcontroller to perform multiple packet transmissions from 100 uJ of energy harvested from an electro-mechanical switch, thus enabling ZigBee communication with very low energy consumption.
SensorDynamics plans energy-harvesting TPMs
News & Analysis 10/30/2009 Post a comment
Austrian sensor technology vendor SensorDynamics AG (Lebring, Austria) has signed a license agreement with EnOcean GmbH (Unterhaching, Germany) on the latter ones' energy harvesting technology. SensorDynamics plans to use the technology for automotive products.
Isolation in high-voltage battery monitoring for transportation
Design How-To 10/30/2009 Post a comment
HV stacks are already used in many industries and applications outside of the transportation industry " typically in uninterruptible power supplies (UPS) to store energy from the grid in dc form; as emergency dc supplies in 48V communications equipment; as emergency supplies in crane and lift systems; and in wind turbines for feathering the blades in an emergency. Discussed here the use of battery stacks in vehicles, the underlying issues are common to all types of stacks.
Verizon to OEMs: Get the heat out
News & Analysis 10/28/2009 2 comments
Verizon Communications Inc. will require OEMs starting in July 2010 to supply thermal models for circuit boards and cabinets for any equipment they want to sell to the carrier as part of a new energy-saving strategy.
Enable low power design with FPGAs
Design How-To 10/28/2009 2 comments
Size and power considerations are now often the top priority in many system designs, but portability and long-lasting power can become conflicting design requirements. FPGAs seem like the best choice but warning: not all FPGAs are created equal, especially in portable, low-power applications.
Intellon, Whirlpool snag smart grid grants
News & Analysis 10/28/2009 Post a comment
Proposals from chip designer Intellon Corp. and white goods giant Whirlpool were among a broad group of 100 projects selected Tuesday to share $34 billion in federal funds to accelerate deployment of smart electric grids.
Speaking truth about power
Power DesignLine Blog 10/27/2009 Post a comment
Power and its management are the common denominators cutting across all electronic systems and circuit designs, analog or digital.
U.S. awards $3.4 billion in smart grid grants
News & Analysis 10/27/2009 Post a comment
Eighteen million homes—13 percent of all U.S. households--will get smart electric meters within three years as part of $3.4 billion in U.S. government grants to upgrade the country's aging electric grid announced by President Barack Obama in remarks at one of the country's largest solar farms in Arcadia, Florida.
Applied Materials to restructure in Switzerland
Product News 10/26/2009 Post a comment
Chip and solar manufacturing equipment vendor Applied Materials Inc. announced it plans to cut 130 jobs, on a total of 280, at its Applied Materials Switzerland SA Precision Wafering Systems Division in Cheseaux, Switzerland.
MEMC to acquire SunEdison for $200 million
News & Analysis 10/22/2009 Post a comment
Silicon wafer supplier MEMC Electronic Materials will acquire SunEdison, described as North America's largest solar energy services provider, for at least $200 million in cash and stock, the company said.
Updated: Australian utility deploys smart meters on WiMax
News & Analysis 10/22/2009 Post a comment
Seeking to differentiate itself in a competitive market, SP AusNet, a utility company in Australia, has agreed to install by December 2013 more than 680,000 smart meters riding a WiMax network as part of a government plan to deploy more than 2.5 million smart meters over the next four years in the state of Victoria.
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