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What is a voltage regulator?
A voltage regulator is an electronic circuit used to maintain a level amount of voltage in an electrical line. It eliminates power surges, spikes and brownouts, which can cause harm to sensitive electronics.
total search1145 articles
2016-02-19 Voltage regulators support up to 1.5MHz switching frequency
Infineon Technologies rolled out its SupIRBuck voltage regulators that feature an integrated PWM controller, MOSFETs and bootstrap diode, as well as PMBus control.
2009-02-19 Voltage regulators reckon energy efficiency
International Rectifier has introduced its second generation of SupIRBuck integrated point-of-load (POL) voltage regulators for energy-efficient, high-performance server, storage and netcom applications.
2013-11-21 Voltage regulators for space-constrained netcom, server apps
The IR3891 and IR3892 SupIRBuck devices are available in a compact 5 x 6mm PQFN package and are optimized for single rail operation from 5-12V inputs or 1-21V input with external 5V bias.
2011-05-26 Voltage regulators detect high-accuracy negative power
TOREX Semiconductor developed new 200?A high-accuracy negative voltage regulators with ON/OFF switch series.
2010-02-16 Voltage regulators boast up to 96% efficiency
International Rectifier has expanded its SupIRBuck family of integrated POL voltage regulators for energy-efficient, high-performance server, storage and netcom applications.
2002-01-02 Vishay LDO regulators tout 130mV dropout voltage
The Siliconix Si91841 and Si91843 150mA low-noise LDO regulators are designed for use in battery-powered equipment.
2005-06-06 Using the MAX6650 and MAX6651 fan speed regulators with 24V and 48V fans
This app note shows how to use the MAX6650 and MAX6651 with higher-voltage fans
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.
2007-08-01 Use filter capacitors in linear voltage regulators
System design engineers have to use many capacitors to filter digital noise, expecting to get a clean voltage source as the power supply for analog circuits. This article discusses the effect of filter capacitors.
2003-06-11 Ultra-low power consumption, low saturation three-pin regulators with on/off pins: MM1065 and 1165
This application note discusses the MM1165 IC, which is designed for stabilized power supply applications with low current consumption.
2003-06-10 Ultra-low power consumption low-saturation three-pin regulators with on/off pin - MM1065 and 1165 monolithic ICs
This application note discusses the MM1065 ICs, which are stabilized power supply devices with ultra-low consumption currents, designed for greatly reduced reactive current systems at low input voltages.
2005-12-12 ULDO voltage regulators tailored for high-reliability apps
International Rectifier unveiled a new line of RAD-Hard, 3A, fixed- or adjustable-output, ultra-low dropout voltage regulators for high-reliability applications.
2003-12-22 Tracking Bus Termination Voltage Regulators
This application note presents both low noise linear and high efficiency switch mode solutions for the SSTL type tracking bus termination voltage regulators.
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.
2010-02-10 Tiny regulators provide 15 pin-programmable outputs
Semtech has released a 500mA synchronous step-down (buck) regulator with the tiny size and output flexibility needed for low voltage point-of-load regulation, as well as mobile device applications.
2008-05-19 Tiny boost regulators offer output disconnect, soft-start
Linear Technology's LTC3539/-2 are 1MHz/2MHz, current mode, synchronous boost DC/DC converters with output disconnect and integrated soft-start.
2006-10-18 TI unrolls new automotive-qualified LDO regulators
Texas Instruments' new family of LDO regulators will survive the harsh requirements of the high-transient automotive environment for car stereo, instrument clusters and telematics apps.
2012-07-06 Third generation voltage regulators from International Rectifier
IR introduces third generation point-of-load voltage regulators for netcom, server and storage applications
2009-03-13 Thermal considerations for the ON Semiconductor family of discrete constant current regulators for driving LEDs in automotive applications
The purpose of this paper is to explore the temperature and power boundaries for devices in the SOD-123 and SOT-223 packages operating from typical currents of 20- to 30mA in automotive applications.
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.
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.
2007-05-25 Step-down regulators' input voltage ranges from 3.4-40V
Linear Technology Corp. announces the LT3502/A, a 500mA Iout, 40V step-down switching regulator packaged in a 2-by-2mm DFN and featuring a 3.4-40V input voltage range.
2008-02-29 Step-down regulators suit digital consumer apps
Semtech has introduced three step-down (buck) regulators, the SC4525A and SC4524A/B, with high-input voltage and programmable frequency needed for networking and digital consumer applications.
2007-12-12 Step-down regulators integrate low-on-resistance MOSFETs
Two step-down regulators that integrate low-on-resistance MOSFETs have been tipped by Maxim Integrated Products.
2009-08-17 Step-down regulators deliver 1.5A current
Linear Technology's new 4MHz synchronous buck regulator touts a controlled frequency, current mode architecture.
2003-09-12 Stability and transient analysis of the Miller-compensated linear regulators on the ADP3178
This application note provides stability and transient analysis of the Miller-compensated linear regulators on the ADP3178 programmable synchronous buck converter.
2005-06-14 Stability analysis of low-dropout linear regulators with a PMOS pass element
This app note talks about low-dropout linear regulators with a PMOS pass element
2005-06-10 Soft-start circuits for LDO linear regulators
This app note discusses two methods of slew-rate limiting a linear regulator's output voltage rise time and, consequently, limiting its in-rush current at startup.
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