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What is an AC/DC converter?
An AC/DC converter is an electrical device for converting alternating current (AC) into direct current (DC).
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2013-02-21 POL DC/DC converters tweaked for harsh environments
TI's latest point-of-load DC/DC converters for harsh environments offer high integration and small form factor, reducing board space up to 50 per cent.
2010-01-27 PoL DC/DC converters enable design flexibility
Based on 600kHz synchronous buck topology, the new converters offer power conversion efficiencies of 93 and 92 percent respectively.
2008-04-24 Point-of-load DC/DC converter takes up little space
Muratra Electronics' DC/DC point-of-load converter has a very small footprint at 11.4mm x 8.9mm x 5.6mm and comes in a surface-mount package to reduce board space.
2007-11-13 PoE interface chip has DC/DC controller
Silicon Laboratories has announced what it claims is the industry's first dual-function, single-port PoE controller with an integrated DC/DC controller for power sourcing equipment.
2007-07-06 PoE controller supports any DC/DC converter topology
National Semiconductor Corp. has introduced a PoE powered device controller with adjustable output current level and the ability to interface with any DC/DC converter topology.
2002-02-22 Philips dc/dc converter programs output voltage
Targeted for use in battery-powered communications, computing, and A/V equipment, the TEA1211 dc/dc converter can program its output voltage from 1.5V to 5.5V in 0.1V steps via the I?C bus.
2010-08-19 Phase-shifted full-bridge (PSFB) quarter brick DC/DC converter reference design using a dsPIC DSC
This application note provides the digital implementation of a telecom input 36-76VDC to output 12VDC, 200W quarter brick DC/DC brick converter using the phase-shifted full-bridge (PSFB) topology.
2012-10-12 Peak's high power DC/DC converters integrate heatsink
The heatsink of Peak electronics' PO/HS series of high power DC/DC converters can be specified to remove the heat according to the needs of the application.
2008-12-17 PC board layout checklist: DC-DC converters
Here is a checklist of PCB design guidelines that should be followed to produce a working switching regulator design using Fairchild's RC50XX series of switch-mode controllers.
2005-06-21 Parvus preps its new galvanically isolated dc-dc power supply
Parvus disclosed that it will soon release its new 60W, triple-output galvanically isolated PC/104 Bus dc-dc power supply that features a special mechanical design hardened for extreme temperature, shock and vibration.
2007-03-01 Optimize high-resolution DC measurements
The problems with making high-resolution measurements are numerous. This article outlines items that will be significant in solving the total problem.
2002-12-24 OPS obtains U.S. patent on ac/dc power technology
OnLine Power Supply Inc. (OPS) has received from the U.S. Patent and Trademark Office patent no. 6,493,242 B1, entitled
2001-09-06 Operation of the GRX, PVX-41XX and PVM-41XX pulse generators with common pulse (+HV) and bias (-HV) dc power supply polarities
This application note describes how to install a current path to ground to simplify the operation of pulse generators with same polarity DC power supplies.
2007-04-23 Open-frame DC/DCs offer floating dual outputs
With their floating design, the dual outputs of Ericsson Power Modules' new DC/DCs can also be configured in series, making them suitable for feeding a broad range of applications.
2007-08-03 Open-frame DC/DC converters handle up to 40W output
Bel Fuse Inc. has announced the addition of the SRSB-40U Series of isolated DC/DC converters to their growing portfolio of isolated and non-isolated power DC/DC converters for high-speed applications.
2008-03-26 Op amp precision design: DC errors
This application note covers the essential background information and design theory needed to design a precision DC circuit using op amps.
2010-05-19 Op amp combines high speed, low DC errors
From National Semiconductor comes a high-speed op amp claimed to deliver the lowest noise (0.69nV/sqrt Hz) with -3dB bandwidth of 900MHz at a gain of 10.
2012-06-18 Online tool speeds DC/DC power supply system design
Texas Instruments' WEBENCH System Power Architect lets users build and optimize a power system from the edge of the card to the smallest point-of-load in as fast as 60s.
2012-04-04 Online simulation tool targets DC/DC circuits
Vishay's free PowerCAD Simulation tool allows the designer to perform DC, transient and startup simulations with visibility of all the circuit node waveforms.
2002-10-10 ON Semi dc/dc converters feature low-battery detection
ON Semiconductor's two new high frequency dc/dc converters feature low-battery detectors for use in portable electronics.
2002-10-16 ON Semi dc/dc controller targets portable systems
The company's NCP1550 step-down dc/dc controller IC is capable of operating from a Li-ion or NiMH battery.
2002-08-20 ON Semi dc converter draws 195A
The NCP1403 dc/dc converter IC delivers 15V output while drawing 195A, allowing the device to boost the voltage of a single lithium battery or two-cell AA or AAA battery.
2012-08-24 Omron touts world's smallest DC power relay
Claimed to be 50 percent smaller and lighter than the company's previous comparable relay, the G9EN DC power relay features a non-polarized contact circuit that simplifies wiring and mounting.
2004-04-29 Omron dc buffer block prevents interruptions
Omron's dc buffer block is designed to prevent interruptions in equipment operation, loss of data or other problems resulting from a momentary power loss.
2006-01-02 OLED driver chip integrates DC/DC converter
The new DC3100 OLED driver chip from Displaychips integrates a DC/DC converter.
2008-04-30 Off-the-shelf DC/DC converter modules fit for space use
VPT has introduced more than 50 DC/DC converter modules specifically designed for space applications.
2007-06-13 O2Micro wins DC/DC patent
The U.S. government has granted O2Micro Intl Ltd rights to 19 patent claims for its DC/DC converter power management architecture.
2006-10-12 O2Micro receives major DC power source patent
O2Micro International was granted 19 claims under United States patent number 7,095,217 for its variable output DC power source control invention.
2004-01-22 O2Micro receives dc-dc converter patent
O2Micro was granted 16 claims under the U.S. patent no. 6,678,178 for its direct current-to-direct current (dc-dc) converter with improved transient response.
2006-04-26 O2Micro granted patent continuation for DC/DC controller
O2Micro International was issued 21 claims under U.S. patent number 7,002,817 for its DC/DC controller with improved transient response.
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