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What is a DC/DC converter?
An electrical circuit that changes direct current (DC) from one voltage level to another. It is frequently found in battery-operated systems.
total search2117 articles
2002-09-27 Siliconix MOSFETs suit POL dc/dc conversion apps
The Si7882DP, Si7940DP, and Si7540DP PowerPAK power MOSFETs from Siliconix Inc. are intended for point-of-load (POL) dc/dc conversion applications in fixed telecom systems.
2003-11-11 Siliconix MOSFETs simplify dc-dc converter design
Siliconix Inc. has announced what it claims is the industry's first p-channel power MOSFET that is designed for use in synchronous buck converters.
2005-10-17 Self-learning switching DC/DC converters meet smart power
A handful of lossless current-sensing techniques are available today but their accuracies still do not compete with the traditional series sense-resistor schemes.
2009-01-20 Rugged DC/DC converters feature 4:1 input range
CUI Europe has introduced a new line of rugged DC/DC converters that feature an ultrawide 4:1 input and provide 50-200W of output power.
2016-03-22 ROHM's new DC/DC converter features minimum ON-Time
The new synchronous buck DC/DC Converter IC from ROHM provides provide direct 3-5V output from 48V for driving control blocks and operates at high frequency (>2MHz).
2008-04-29 Ripple and noise measurements with DC/DC switch-mode power supplies
This application note will summarize the set-up, methodology and practical measurement guidelines to accurately measure input and output voltage ripple (or switching noise) in all SMPS DC/DC topologies, as well as charge pump (switched capacitor) regulators.
2005-10-13 RFMD joins DC/DC converter power management market
RF Micro Devices disclosed that they have recently entered the market for DC/DC converter power management components.
2004-11-24 RF power amplifier efficiency improves with varied Vcc, from dc/dc supply
This app note describes a variable power supply, the MAX850, that can improve power amplifier efficiency to more than twofold at +16dBm output.
2001-09-24 Reliability prediction for PT3100/4100 isolated dc-dc converters
This application note discusses reliability prediction procedures for Power Trends' PT3100/4100 series of isolated dc-dc converters.
2007-02-06 Regulators offer flexibility for DC/DC designs
The six new regulators from National feature a unique combination of high performance, flexibility and ease-of-use for DC/DC power supply designs.
2009-08-14 Regulator offers complete DC/DC solution
The LTM8025 includes controller, power switches, inductor, compensation, input and output bypass capacitors.
2013-03-18 RDC30 DC-DC converters ready for EMC standards
XP Power's converters are available with single, dual or triple outputs and conform to the railway industry transient standards EN50155, NF F 01-510 and RIA12.
2006-01-16 RAD-Hard DC/DC converter modules integrates EMI filter
International Rectifier's new DC/DC converter modules deliver isolated output voltages from 1.5V to 15V with typical efficiency ratings up to 83 percent.
2006-08-07 Quarter-brick DC/DC converters power 100W telecom
C&D Technologies' UCQ series of 100W quarter-brick DC/DC converters target telecom and datacom equipment, base stations and embedded systems.
2014-06-26 Quarter-brick DC-DC converters support PMBus interface
The 12Vout DBQ0135V2 from Murata supports the TNV input voltage range of 36-75V with a typical efficiency of 95.2 per cent by using a 32bit ARM7 processor.
2002-10-08 Qizheng dc/dc converters operate at >75 percent efficiency
Beijing Qizheng Design Technologies Co. Ltd's DIL series of dc/dc converters operates from an 18V to 36V or 36V to 72V input and delivers 5V or 12V output with an efficiency >75 percent.
2002-09-19 Qizheng dc/dc converter has >82 percent efficiency
The HDR series of dc/dc converters accepts an input of 18Vdc to 36Vdc or 36Vdc to 72Vdc and delivers 12Vdc to 48Vdc output with an efficiency >82 percent.
2007-02-14 PWM controller suits synchronous DC/DC apps
IR has introduced the IR3651, a synchronous PWM control IC designed for high performance synchronous DC/DC buck applications with an input voltage range up to 75V.
2002-02-18 Pulse gate-drive transformers quell dc/dc noise
Pulse's gate-drive transformers in surface-mount, toroidal packages minimize EMI in dc/dc brick and discrete power supplies in distributed-power systems, especially those serving industrial control, vehicular and heavy-equipment applications.
2006-12-11 Programmable 1A DC/DC offers four output options
Semtech's SC194B is a 1A DC/DC buck regulator that can be programmed to deliver 2.5-, 3-, 3.3- or 3.6V.
2015-01-26 Powervation rolls VR12.5-compliant digital DC/DC controllers
The PV3103, PV3104 and PV3202 boast single and dual phase outputs, and claim to offer precision regulation and telemetry to support the latest high-efficiency computing system designs.
2011-05-09 Powering LED-backlit LCDs using DC-DC topology (Part 2)
Know the approaches and tradeoffs in supply topologies and configurations when powering LED arrays.
2011-05-09 Powering LED-backlit LCDs using DC-DC topology (Part 1)
Learn about the approaches and tradeoffs in supply topologies and configurations, when powering LED arrays.
2009-05-08 Powering complex FPGA-based systems using highly integrated DC/DC ?Module regulator systems (Part 2)
Delivering 60W of power in a compact space without efficient means to remove the heat from the power supply exacerbates the already difficult task of system heat management and cooling. The DC/DC ?Module family is designed with careful attention to the layout of its internal components, package type and electrical operation, which ease thermal management of a very dense power supply circuit.
2009-05-08 Powering complex FPGA-based systems using highly integrated DC/DC ?Module regulator systems (Part 1)
The DC/DC ?Module regulators are self-contained and complete systems in an IC form factor. The low profile, high efficiency and current sharing capability allow practical high power solutions for the new generation of digital systems.
2002-04-10 Powercube dc/dc converters target telecom apps
Designed for telecom and server applications, the 48V TD series of dc/dc converters from Powercube is available in 30, 50, 75, 100, and 150W half-brick units, and 250W and 300W full-brick units.
2003-05-15 Power-One dc/dc converter eyes point-of-load apps
Power-One Inc. has jumped into the multichip-module arena with its maXyz family of non-isolated dc/dc converters aimed specifically at POL systems.
2003-12-03 Power-One dc-dc converter features high flexibility
The company has introduced the HNT42YEDB 100W dc-dc half-brick, which converts an 18-to-36Vdc input into three 14A outputs that adjust from 0.75V to 5.15Vdc.
2014-05-09 Power tip: Selecting turns ratio for DC-DC converter
While the fly-buck is a convenient option for a simple isolated bias voltage, one must still be cautious when considering running at high duty ratios.
2010-04-07 Power reference design for the TMS320C6472, 12Vin DC/DC controllers and LDOs (1x C6472)
This application note is intended for designers who wish to design a TMS320C6472 DSP into a system using a nominal input voltage of 12V, external FETs for design flexibility and low-dropout (LDO) regulators for the low-power rails.
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