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posted in September 2011
Energy Harvesting for Autonomous Systems (Part 2 of 5)
Design How-To  
9/29/2011   4 comments
Understand some of the critical issues associated with this topic of great interest
XP Power VEH series power supplies
Product News  
9/27/2011   Post a comment
Extending XP Power's V-Brand product range aimed at high-volume, cost-sensitive applications, the series consists of 5 power levels, providing 20, 40, 60, 90 or 120 Watt output.
Demonstration platforms suggest wireless BANs’ potential
Design How-To  
9/26/2011   Post a comment
To be universally accepted and used for health monitoring, BANs should consist of inexpensive, small, intelligent nodes.
Smart grid: Slow buildout begins
Special Report  
9/26/2011   8 comments
Communications integration; advanced control, sensing, metering and metrics; and a human interface methodology are still on the smart grid architects’ to-do list.
Smart grid taps evolutionary concepts for radical change
Special Report  
9/26/2011   4 comments
The proliferation of smart networked embedded systems, widely distributed throughout the smart grid, will revolutionize the way electricity is produced, consumed and distributed.
Wireless power transmission expands to EV, industrial, and military electronics
Design How-To  
9/26/2011   4 comments
A new report describes technologies that will be a stepping stone to contactless power for consumer, industrial and military electronics.
PMIC startup raises $11 million
News & Analysis  
9/26/2011   1 comment
Quantance Inc., a developer of high-speed power supply management ICs, has announced it has raised $11 million in Series C funding. Investors include TD Fund, Granite Ventures, InterWest Partners and DoCoMo Capital.
Energy Harvesting for Autonomous Systems (Part 1 of 5)
Design How-To  
9/23/2011   4 comments
Understand some of the critical issues associated with this topic of great interest
Integrated MCUs simplify hybrid, EV motor control
Design How-To  
9/22/2011   3 comments
Highly integrated MCUs developed specifically for the hybrid and electric vehicles include timer structures, which generate motor control signals, along with various I/O ports and interfaces.
The law of unintended consequences strikes, again
Engineering Pop Culture!  
9/22/2011   23 comments
It’s what you didn’t, couldn’t, or wouldn’t anticipate that really bites you in the back
EMI and transient protection for MIL-compliant systems
Design How-To  
9/21/2011   3 comments
Learn to design filters to meet MIL-compliant limits for EMI and transient protection.
Designing smarter: single-battery applications
Design How-To  
9/20/2011   2 comments
Designs using a single boosted battery can reduce your project’s overall cost and size.
Efficient power conversion development board for systems using eGaN FETs
Product News  
9/20/2011   Post a comment
Efficient Power Conversion Corporation introduced the EPC9005 development board to make it easier for users to start designing with a 40 V enhancement-mode eGaN FET in applications such as high-speed DC-DC power supplies, point-of-load converters, class D audio amplifiers, hard-switched and high-frequency circuits.
Boston-Power raises $125M for China move
News & Analysis  
9/20/2011   6 comments
GSR Ventures has led a $125-million investment round in Boston-Power Inc., a 2005 Massachusetts startup that has made progress in developing longer lasting, faster charging lithium-ion batteries aimed mainly at automotive applications.
Intelligent sensor, algorithms improve battery management
Design How-To  
9/19/2011   2 comments
More than half of the vehicle breakdowns that are caused by the electrical system can be traced back to the lead-acid battery and could have been avoided by knowledge of the battery state. A battery management system provides the necessary information by fast and reliable detection of the State-of-Charge, State-of-Health, and State-of-Function in terms of cranking capability.
Power Tip 39: You get more than just better efficiency by going synchronous
Power Tips  
9/16/2011   4 comments
Understand the virtues of synchronous power-conversion topologies
On Semiconductor ESD7008, MG2040 and ESD7104 transient voltage suppressors
Product News  
9/16/2011   Post a comment
On Semiconductor's three new devices provide ESD protection with low clamping voltages and signal integrity for high-speed data lines.
On Semiconductor ESD7008, MG2040 and ESD7104 transient voltage suppressors
Product News  
9/16/2011   Post a comment
On Semiconductor's three new devices provide ESD protection with low clamping voltages and signal integrity for high-speed data lines.
Picking up the pieces after Solar-gate
9/16/2011   19 comments
Where do we go after the apparent demise of the U.S. solar industry?
TI releases industry's smallest high-speed USB protection device
Product News  
9/15/2011   Post a comment
TI has released the first device to integrate protection against ESD, over-temperature, over-voltage and under-voltage events in a single package measuring just 2mm x 2mm.
Molex develops first PoE+ PSE single port magnetic jack
Product News  
9/15/2011   Post a comment
Molex's PoE+ PSE single port magnetic jack provides an easy migration path from non-PoE to fully integrated PoE+ capability.
Isolated gate driver rejects hybrid powertrain drive common mode noise
Design How-To  
9/15/2011   Post a comment
Reduction of parasitic capacitance mitigates sources of common mode noise.
TDK-Lambda CN100A24 quarter brick modules
Product News  
9/14/2011   Post a comment
TDK-Lambda's 100W railway quarter brick modules operate off a wide range of DC inputs from 14.4- to 36-VDC.
Comchip the CPDVR083V3UA-HF array diode
Product News  
9/14/2011   Post a comment
Comchip's 3.3V multi-line ESD protection diode array is housed in a 3OT-383F thin chip package that it says reduces board space by up to 70% compared with discrete devices.
Battery Management Systems for Large Lithium-Ion Battery Packs (Part 3 of 3)
Design How-To  
9/13/2011   1 comment
Understand the intricacies of using this critical and widely used energy source
Infineon launches new trench-type power MOSFET family
Product News  
9/13/2011   Post a comment
Claims lowest RDS(on), improved energy efficiency, and cost savings.
Rethink EV, hybrid power management architectures
Design How-To  
9/12/2011   1 comment
Environmental, safety, and economic constraints impact future vehicles and a distributed power network may offer advantages.
Gel electrolyte promises better battery
News & Analysis  
9/12/2011   5 comments
Researchers at the University of Leeds, England have invented a polymer gel that they claim can be used to manufacture cheaper, flexible lithium batteries without compromising performance.
Battery Management Systems for Large Lithium-Ion Battery Packs (Part 2 of 3)
Design How-To  
9/8/2011   Post a comment
Understand the intricacies of using this critical and widely used energy source
Gate drive design for enhancement-mode GaN FETs
Design How-To  
9/6/2011   Post a comment
Newly optimized gate drivers are now available that solve the challenges of driving enhancement-mode GaN devices, enabling increased power density and efficiency while simplifying the task of driving eGaN FETs.
Battery Management Systems for Large Lithium-Ion Battery Packs (Part 1 of 3)
Design How-To  
9/5/2011   1 comment
Understand the intricacies of using this critical and widely used energy source
Reinforced isolation for effective data couplers
Design How-To  
9/2/2011   2 comments
Understand the requirements and mandates for electric-shock safety with respect to this common component
Mobile measurement supports onboard EHV high-voltage testing
Design How-To  
9/1/2011   Post a comment
On-road EHV testing calls for considerably greater data acquisition and wiring challenges than stationary applications. Onboard or road test data collection within a typical test track environment subjects instrumentation to higher-than-usual shock and vibration inputs, placing greater mechanical demands upon components and systems.

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