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2005-03-24 Transformer targets medical apps
Signal Transformer expanded its M4L series of international power isolation transformers to include the 450VA rated M4L-1-4, M4L-2-4, and M4L-3-4 devices.
2004-05-19 TI rolls out IC controller, PoE power module
Texas Instruments Inc. has launched an IC controller and a Power-over-Ethernet (PoE) plug-in power module that reduces design time and eases implementation of Ethernet-powered industrial and commercial devices
2008-02-05 Power-supply optocoupler basics
Here's the basics on today's LED/photodetector isolators and what you need to know to apply them to your system.
2013-06-04 How to optimise power supplies for test apps
A few simple measurements can help ensure that a power supply meets the intended application
2006-03-22 Dual-channel isolators provide data, power isolation in single package
Analog Devices' latest iCoupler digital isolators employ a proprietary technology called isoPower, which enables the transformers not only to isolate data or signals, but also power in a single package
2004-07-01 Comms rides power lines via optical AFE
A new approach to the analog front end used in BPL applications is built on optical coupling technology.
2013-08-13 Benefits of integrated signal, power isolation
Know how integrated signal and power isolation provides robust and compact measurement and control
2006-01-06 XP Power unveils 'most compact' AC/DC switching power supply
The ECM100 single-output AC/DC switching power supply from XP Power is touted to be the world's most compact unit of its type. This device features a 4.5-by-2.5-inch footprint and 1.2-inch height
2014-11-28 Vicor aims to produce power supply parts in Asia, says CEO
Patrizio Vinciarelli, president, CEO and chair of Vicor, said the company is investing to broaden its horizons to include large volume manufacturing in computing, automotive and consumer electronics.
2006-03-20 Transformer targets PoE products
Pulse has introduced a series of high efficiency, off-the-shelf power transformers for the powered device side PoE products that meet the IEEE 802.3af standard
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
2008-08-01 Scrutinizing power-supply stability in a multiloop system
Analyzing a power system's stability begins with a look at the open-loop Bode plot of a buck or flyback converter's power stage. From this plot, the designer extracts phase and gain data for the frequency range of interest
2008-07-23 RS-232 transceiver isolates data, power lines on chip
Analog Devices Inc. is expanding its family of interface products with what it claims to be the industry's first fully isolated single-package surface mount RS-232 transceiver with integrated DC/DC converter to supply isolated power
2005-02-02 RF active mixers combine low power, high performance
Linear Tech's new RF Active Mixers feature low power and high performance, making them suitable for wireless infrastructure transceiver and portable radio apps
2014-05-16 Planar platform boosts throughput power for SMT transformers
Pulse Electronics released a planar platform that claims to increase throughput power for its planar SMT transformers by 50 per cent over transformers of comparable size to deliver up to 800W
2014-11-19 Off-line switching power supply eliminates optocouplers
The InnoSwitch family from Power Integrations is geared for smart mobile device chargers and adapters for various applications that include STBs, networking equipment and computer peripherals
2010-05-11 Isolation amps boast high gain accuracy, low temp drift
Avago Technologies is offering three miniature precision isolation amplifiers with increased accuracy, bandwidth and high insulation made possible by proprietary optical isolation technology
2011-02-11 Isolation amps aim at current sensing apps
Avago Technologies has unveiled new precision optical isolation amplifiers for motor control and current sensing applications
2013-08-29 Industrial PLC reference design cuts power, system costs
The Corona reference design reduces isolation channels to four while the Maxim Integrated's digital isolator eliminates the need for optoisolators
2010-08-25 IC protects rugged offline power supplies
The iW1810 IC offers 64kHz switching frequency that enables designers to fit up to 3W power supplies into 25mm x 25mm x 15mm form factors using only 21 components
2007-12-18 How to build efficient power supplies
A solution to one aspect of PoE is discussed utilizing the ON Semiconductor NCP1031 series of monolithic, high-voltage switching regulators with internal MOSFET.
2014-02-14 How much power can you derive from a brick
Find out how much power may be extracted from a power brick
2010-07-19 FO short link transmitter/receiver optimizes isolation
Fiber optic short link transmitter/receiver provides transient voltage suppression of 12kV in compliance with IEC 60664-1.
2004-11-11 Fluke's handheld scopes analyze power line quality
Fluke's new instruments pack four channels and let users to simultaneously measure voltage and current on three phases and a neutral in a power line circuit
2014-08-06 Examining safety standards for transformer design
To let you easily identify which standard to apply, we have compiled the scopes and descriptions of the most typical standards referred to by electronics manufacturers.
2015-02-24 Designing data and power I2C/PMBus data interfaces
A reliable interface for transmitting data is a key requirement for industrial and instrumentation, telecommunications and medical applications. Read this article to learn how to design such interface.
2008-04-03 DC/DC converters provide power selection flexibility
From Murata Electronics North America comes the MPD7D064S 48V input isolated DC/DC converter series, which was developed to provide optimal power selection flexibility
2009-02-16 DC/DC converters offer high power in small package
Ericsson has introduced the line-regulated IBC PKU-B series with the PKU4101B PI 5V@ 20A DC/DC converters available in through-hole and surface-mount versions.
2014-08-04 DC/DC converter features 2kVAC isolation rating
The ?module converter from Linear Tech also offers 4.3mm minimum creepage distance on the package exterior to support operation at a working voltage up to 400VRMS in a pollution degree 2 environment.
2002-03-07 Datatronics flyback transformer provides up to 2kVrms
Targeted at portable applications, the 4283-1200 high-voltage flyback transformer provides primary-to-secondary isolation of 12kVdc and powers up to 2kVrms
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