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2000-12-07 Using PSPICE to analyze performance of power MOSFETs in step-down, switching regulators employing synchronous rectification
This application note describes an easy method to analyze the performance of various power MOSFETs in step-down switching regulators using the PSPICE circuit analysis tool.
2007-08-06 Tiny switching regulators promise high efficiency
Allegro MicroSystems Inc. has introduced a family of high efficiency switching regulators for portable and office automation apps, which promises to deliver high operating frequencies.
2013-12-23 Synchronous step-down regulators run from 3.5A, 42V supplies
The LT8610A and LT8610AB claim to offer 96 percent efficiency and have Burst Mode operation that keeps quiescent current under 2.5uA in no-load standby conditions.
2005-10-11 Synchronous buck switching controller offered in SOT-23 package
The LM1770 from National Semiconductor is claimed to be the industry's first SOT-23 synchronous buck switching controller for low-voltage DC/DC conversion
2008-06-10 Switching regulators tout 95% efficiency
RECOM International Power GmbH has developed the R-78Bxx-1.0 and R-78Bxx-1.5 series of switching regulators that claim to have efficiencies of up to 95 percent.
2008-01-09 Switching regulators simplify embedded designs
ON Semiconductor has released the NCP3101 and NCP3102 switching regulators designed to simplify embedded designs in high-density applications.
2007-10-09 Switching regulators offer 95% efficiency at full load
Murata Power Solutions has introduced the 78SR series of 2A switching regulators which at a nominal 12V input, can offer full-load efficiencies of up to 96 percent for applications requiring 5V outputs.
2009-10-19 Switching regulator keeps quiescent current
The LT3980 uses a 3.4A, 200m? switch with integrated boost diode, oscillator, control and logic circuitry.
2006-10-10 Switching controller targets space-constrained apps
National's LM1771 synchronous buck switching controller, housed in MSOP-8 and 6-pin LLP packages, promises low-voltage point-of-load regulation from standard 5V and 3.3V rails in space-constrained applications
2008-04-23 Step-down switching regulator has three adjustable outputs
Allegro MicroSystems has announced a step-down switching regulator, the A4490, which provides three high-current adjustable outputs with an input voltage range of 4.5V to 34V
2010-11-23 Step-down switching regulator has dual linear controllers
Linear Technology launched a 2.6A, 36V step-down switching regulator with dual linear controllers, the LT3694
2007-07-24 Regulators up power efficiency in DDR apps by 93
Freescale Semiconductor has introduced a series of single- and dual-power regulator ICs that provide efficient power management for DDR applications.
2007-11-19 Regulators debut with self-synchronization
National Semiconductor Corp. has introduced a line of buck switching regulators that are said to be the first in the industry to feature high power density and self-synchronization.
2004-03-08 ON Semi regulators have power switch, start-up circuit
With ON Semiconductor's switching regulators, emerging applications can have lower external component count and reduced system costs.
2003-08-13 ON Semi presents offline switching regulators
ON Semiconductor has introduced four new offline power supply switching regulators - each with an integrated 700V power switch.
2002-02-14 National voltage regulators drive cell-phone white LEDs
National Semiconductor Corp. has introduced half a dozen voltage-regulator devices designed to power white LEDs used as backlights for color displays on new-generation cell phones and handheld PCs.
2007-10-15 Low-noise switching regulators fit mobile devices
Advanced Analogic Technologies Inc. has unveiled the first device in an extensive family of switching regulators designed for low-noise operation.
2004-11-19 Linear regulators eye SoCs, DDR memory in digital consumer apps
The new devices from CMD are touted to be the industry's first family of fully-integrated, all linear regulator solutions optimized for powering SoCs and DDR memory in digital consumer electronics.
2007-08-02 FET regulators handle transient spikes up to 100V
Intersil's new high-efficiency, 2A integrated FET step down DC/DC switching regulators support wide operating input voltages and can handle transient spikes up to 100V.
2001-09-21 EMI considerations for dc/dc converters and integrated switching regulators
This application note presents an EMI performance results summary of Power Trends' products tested in accordance with agency specifications.
2009-05-06 Diode turn-on time induced failures in switching regulators
Most circuit designers are familiar with diode dynamic characteristics such as charge storage, voltage dependent capacitance and reverse recovery time. Less commonly acknowledged and manufacturer specified is diode forward turn-on time. This parameter describes the time required for a diode to turn on and clamp at its forward voltage drop.
2008-05-14 Design challenges of switching LED drivers
The LED WEBENCH online design environment predicts and simulates the response of an LED to constant current while taking into account several potential design parameters that are new to designers of traditional switching regulators.
2005-06-17 Dc-dc switching regulators shipment surpasses $350 million
Shipment of dc/dc switching regulators in the American market reached $350.8 million last year, according to market research firm Venture Development Corp. (VDC).
2005-10-26 Controller with two PWM regulators, two LDO linear regulators
STMicroelectronics introduced the first device in a new family of products designed to provide one of the world's most cost-effective and compact solutions for mobile PC power management.
2008-02-26 Catalyst gets patent on switching scheme for green LEDs
Catalyst Semiconductor Inc. has received a patent for unique step-down switching regulator circuit architecture applicable to step-down regulators for driving high brightness LEDs.
2008-03-11 Buck regulators offer auto-tracking, sequencing
ON Semiconductor has introduced the NCP312x family of dual-output PWM buck regulators that offer unique auto-tracking and sequencing capabilities
2006-12-11 Buck regulators deliver up to 12A from a single supply
Sipex has announced synchronous buck switching regulators that deliver up to 12A from a single supply at an input voltage range of 4.5-22V.
2010-01-15 Benefits and challenges of high-frequency regulators
There are a few considerations to keep in mind when using a high switching frequency regulator in a design. Careful layout must be considered to reduce EMI and improve the performance of the device
2016-05-17 3.5A switching regulator targets automotive, industrial space
Offering efficiency as high as 96%, the 42V LT8610A and LT8610AB feature Burst Mode operation that keeps quiescent current under 2.5A in no-load standby conditions.
2006-08-11 100V power MOSFET rolls for primary switching apps
TAEC has announced a new 100V Power MOSFET for primary switching applications in insulated on-board DC/DC converters and switching regulators.
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