Technical Features
December 2014
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Silicon carbide (SiC) semiconductors improve energy efficiency and switching performance in electric vehicles. Until now, the cost-benefit ratio has been particularly favorable for high-performance premium models. But the balance is shifting. Improved power density and robustness are making SiC MOSFETs increa
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Date:
07/30/2026
From products such as Google Glass, advanced fitness activity trackers, heads-up imaging displays, and blood pressure monitors, it is obvious that wearable devices have entered the military, industrial and high-end consumer markets. These devices are rapidly improving and becoming even “smarter”. A “wearable” de
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Date:
12/30/2014
Touch control is about more than just providing an interface to a display-oriented device such as a smartphone, tablet or computer. Certainly we have become very familiar with these applications in recent years and improvements in touch technology have ensured widespread adoption to the point where mobile phones wi
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Date:
12/30/2014
As the overall size of communications, medical, and other cloud-enabled equipment continues to decrease, power management becomes an increasingly important design consideration. The latest highly-integrated power management solutions provide advantages in powering RF systems, FPGAs, and processors, and powerful de
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Date:
12/30/2014
The battle raging to raise power supply density with ever more efficiency
By The battle raging to raise power supply density with ever more efficiency
Considering practical design limitations, some smart developments are shifting the focus over the next few years from ‘just’ power c
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Date:
12/30/2014
The counterfeiting of well-known brands and products is a growing problem, estimated to be five to seven percent of world trade. Among those well-known brands are consumer safety and critical electrical products, which can have threatening implications for workers and facilities.
The cost of counterfeiting
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Date:
12/30/2014
There is no Moore’s Law for passive components like capacitors, but relentless development is delivering the kinds of devices engineers need to deliver cutting-edge new products for modern living. Capacitors have for many years enabled electronic designers to manage energy within circuits and fulfill basic fu
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Date:
12/30/2014
Here are the results of an output capacitor benchmark study used in a step-down DC/DC converter design, based on a well-used control IC (Maxim’s MAX 1537 [1]) with a 6-24V input voltage range and two separate voltage outputs of 3.3 and 5V.
“Some 99 percent of so-called ‘design’ problems associated with linea
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Date:
12/30/2014
A pilot scheme launched by the European Commission in 2013 is likely to lead to a set of guidelines that will help reduce the environmental footprint of data centers. The Product Environmental Footprint (PEF) pilots will harmonize industry regulations across the European Union and include projects that look at
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Date:
12/30/2014
PFC (power-factor correction) circuit designers have used average current-mode control for decades (figure 1). Various analog PFC-control chips based on this control algorithm are available in the commercial market.
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Figure 1: Average-current-mode control for PFC
The
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Date:
12/03/2014
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