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5/19/2013
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Figure 1: µIPM 3-Phase Inverter Internal Schematics
5/12/2013
New energy efficiency standards and regulations put pressure on designers
Considering that almost 60 percent of total electric energy produced worldwide is used to run motors of every size, shape and efficiency, the adoption of variable speed drives can save as much as 70 percent of energy costs by controlling the speed of the load. New energy
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Articles
| 5/12/2013 |
New energy efficiency standards and regulations put pressure on designers
Considering that almost 60 percent of total electric energy produced worldwide is used to run motors of every size, shape and efficiency, the adoption of variable speed drives can save as much as 70 percent
. . . Read More |
| 3/13/2013 |
To achieve high efficiency with low EMI, it is a must to use an optimized power device for a specific application. Infineon’s Rapid 1 diode, with 1.35V temperature-stable forward voltage, is optimized
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| 2/13/2013 |
New EPCOS CeraLink capacitors benefit power-inverter’s DC-link circuits for fast-switching IGBT modules
The power-semiconductor switches used in power supplies and inverters are based on two technologies, namely MOSFETs and IGBTs. MOSFETs can operate at relatively high switching frequencies significantly
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| 1/19/2013 |
Galvanically isolated current transducers address numerous measurement challenges
Designers of solar power—photo-voltaic or PV—generating systems face some of the same problems as their counterparts in any other power-related technology: the need to constantly improve performance,
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| 12/13/2012 |
Point-of-Load regulators benefit from innovative packaging
Each generation of high-end processors, FPGAs, and ASICs burdens power supplies with heavier loads. System designers, however, rarely allocate precious additional system-board space to correspond to the
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| 11/14/2012 |
Improves energy and space efficiencies over two-chip designs
Wireless charging is in its nascency—barely a blip compared to projections of what is to come according to IHS IMS Research (figure 1). Although there are several technical approaches to wireless
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| 11/7/2012 |
Simple measurements provide insight into transmission efficiency
Impedance mismatches in an RF transmission line causes power loss and reflected energy. The VSWR (voltage standing-wave ratio) is a way to measure transmission line imperfections.
In an RF electrical
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| 9/22/2012 |
Capacitor-discharge ICs provide IEC-62368 safety-standard compliance without sacrificing standby power
The convergence of consumer and information technologies has stimulated the development of new safety standards and a new approach to ensuring the safety of electronic systems.
New components,
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| 9/5/2012 |
By combining FEA with FPGA hardware, simulation models can include nonlinearties for accurate motor representation
The growing adoption of electric motors in the automotive industry creates new challenges for embedded-control-system developers and test engineers.
Control algorithms for electric-drive ECUs
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| 8/9/2012 |
Applications demand high power and wide-ranging inputs
The first trend requires increased battery capacities. Unfortunately, users are often impatient and charge systems must recharge these increased capacities in a reasonable time, which leads to increased
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| 5/20/2012 |
More than anything, LED-based lightbulbs must be safe.
As a child, I had a love-hate relationship with electricity.
My parents are fond of telling the story about the day I stuck a bobby pin in an electrical outlet as a toddler. “Pretty lights” was my
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