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2005-08-11 X-EMI readies chips to cut EMI by 20 dB
A startup with roots in the network-processor company SiTera Inc. has demonstrated a unique solution to electromagnetic interference problems at a vertical EMI show in Chicago
2011-09-05 Use spread spectrum clock generators for EMI reduction in digital systems (Part 2
Read about the types of spread (down, center, and up); and the precautions to be aware of when using a spread spectrum clock.
2005-10-03 Startup tames EMI using spectral-diffusion scheme
X-EMI Inc. uses a method of spectral diffusion that modifies system clocks to reduce EMI from various sources
2002-05-13 Rabbit microprocessor has low EMI
The Rabbit 3000 8-bit microprocessor from Rabbit Semiconductors features an EMI level <10dB 5V/m (3m), and is designed specifically for embedded control, communications, and Ethernet connectivity
2011-06-15 Power IC allows low cost, small size LED driver
Exclara has released the Exclara HVX family that enables low cost, small size LED driver solutions while improving efficiency, power factor and quality
2002-05-16 ON Semi PWM controller reduces EMI
The NCP1205 PWM current-mode controller from ON Semiconductor operates in quasi-resonant valley switching mode to reduce switching frequency, EMI, and turn-on losses, while increasing efficiency
2006-08-16 New Allegro SMPS regulators feature low EMI noise
, Allegro said its STR-W67xx series of low-power off-line SMPS primary regulators show lower EMI noise characteristics especially at more than 2MHz.
2007-01-01 Low-EMI charge pump drives six white LEDs
Allegro's A8434 touts a proprietary high-efficiency, low-EMI charge pump design, which provides a well regulated output for driving up to six white LEDs.
2007-08-29 IGBT offers ultralow conduction loss in low-frequency apps
Fairchild Semiconductor claims that its FGH30N60LSD, addresses the need for low conduction losses in low-frequency industrial applications
2005-04-11 Dc-dc controller minimizes need for EMI shields, filters
The new dc-dc controller from Linear Tech minimizes the need for EMI shields and filters
2013-01-31 Conquering EMI challenges in automotives
The issues on radiated emissions and other electro-magnetic disturbances have to be addressed if Ethernet is going to be considered by the automotive manufacturers.
2008-01-25 CMOS image sensor performs in low-light conditions
MagnaChip Semiconductor has launched an HD-ready 1.3Mpixel raw Bayer output CMOS image sensor targeted at the growing markets requiring imaging performance in low-light situations
2007-04-19 Clockless AHB offers low power consumption
Handshake Solutions has released a clockless version of a multilayer AMBA Advanced AHB, which provides low power consumption and low EMI.
2008-12-17 Buck controllers boast high voltage range, reduced EMI
National Semiconductor has released four new high-voltage, non-synchronous buck controllers that feature high input voltage range, high-performance PWM control and reduced EMI
2002-04-30 BI Technologies closed-circuit inductors designed with low profile
TT Electronics' BI Technologies Magnetic Components division has launched a series of surface-mount, micropower inductors for use in portable products and other applications where board height is critical.
2011-11-09 Accelerate time-to-market using benchtop EMI scans
The use of benchtop very-near-field EMI scanning could facilitate rapid resolution of electromagnetic issues in safety-critical systems design
2011-04-15 10A switchers offer low EMI
National Semiconductor introduces 12 Simple Switcher power modules, touted to be the first to drive up to 10A of output current.
2011-08-18 Zero-drift op amp delivers low noise of 8.8nV/rtHz
TI's dual-channel OPA2188 targets high- and low-voltage supply applications needing ultra-high precision, such as test and measurement equipment and electronic weigh scales
2007-10-05 X2Y capacitors offer low inductance
Samsung Electro-Mechanics and X2Y Attenuators LLC have teamed up to develop capacitors that incorporate the patented X2Y technology.
2005-02-24 Watertight connectors target high pressure, low leakage apps
Sabritec has developed water resistant connectors that can be successfully used in systems where moisture, humidity, water and dust are present.
2002-12-23 Vishay wirewound inductor eliminates EMI in PCs
The IMC-2220 series of wirewound, molded, surface-mount inductor from Vishay Intertechnology, Inc. is designed to eliminate EMI in power lines for PCs, telecommunications, appliances, and other electronic devices. Measuring 5.6-by-5mm with a 5mm profile, the inductors serve as drop-in replacements for industry-standard 2220 (or metric 5650) devices
2002-09-23 Vishay inductors limit EMI in power lines
Vishay Intertechnology Inc.'s IMC-2220 series of surface-mount inductors measures 5.6-by-5-by-5mm.
2011-09-01 Use spread spectrum clock generators for EMI reduction in digital systems (Part 1
Spread spectrum clock generators can be used to manage and suppress EMI. However, designers must be aware of the tradeoffs that come along with it
2012-09-14 Use optocoupler to cut EMI/RFI in industrial comms ports
Understand why the optocoupler is the most simple and cost-effective solution for mitigating EMI/RFI coupling in communications cables
2006-02-23 Tyco introduces CORCOM WG EMI filters
Tyco's new EMI filter is designed for applications requiring a low-cost method of providing industry compliance for conducted EMI/RFI emissions.
2015-11-25 Tracking down ECU disturbances from EMI
In this article, we examine how to use oscilloscopes to detect ECU disturbances from electromagnetic interference.
2007-01-24 Tiny AC/DC eliminates EMI sans input filter
Bias Power's BPS-2 series of universal single- and dual-output 2W AC/DC supplies features a patented circuit design that effectively eliminates line EMI without need for an input filter, all in a package measuring under 1 inch?
2012-12-19 TI's unveils low power bidirectional I2C isolators
The ISO1540 and ISO1541 employ a capacitive isolation technology with a silicon dioxide barrier to separate logic input and output buffers, improving isolators lifetime by more than three times.
2007-07-16 TI clock generators offer low jitter performance
TI has introduced a family of highly programmable, one-to-four PLL clock generators that deliver very low jitter at 60ps typical for consumer applications
2015-08-06 Taking a look at every kind of EMI antenna
EMI antennas come in several forms: biconical; log-periodic; horn; bi-log, biconilog, hybrid-a combination of log-periodic and biconical; and specialty antennas
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