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Solutions Search - Current Source

Terasic DE10-Nano Kit

Sep 26th 2017
The Terasic DE10-Nano is a development kit based on an Intel Cyclone V SoC which combines the power of a Cyclone V FPGA with a dual-core ARM Cortex-A9 processor. Analog Devices offers many plug-in boards that let you extend the functionality of the kit. Whether you want to measure real-world phenomena such as toxic gases or ...

Circuit LTpowerPlanner 

 

Hybrid Wide Dimming Ratio Linear LED Current Controller Using LT8614 & LT3083/LT6015

Tom Mosteller - Field Applications Engineer Oct 17th 2016
Many applications for LED illumination require wide dimming ratios. This can be accomplished simply via an adjustable current source as show below.  The current source can be varied by a number of different means, and a large LED current range can be achieved. The primary problem with this technique is that the power dissipation ...

Blog Post Circuit LTspice 

 

LT3080 Low Dropout Voltage LED Driver

Sep 15th 2016
The LT3080 is a 1.1A low dropout linear regulator that can be paralleled to increase output current or spread heat in surface mounted boards. Architected as a precision current source and voltage follower allows this new regulator to be used in many applications requiring high current, adjustability to zero, and no heat sink. ...

Circuit 

 

LT3090 5V to +/-2.5V Low Noise Power Supply

Sep 15th 2016
The LT®3090 is a 600mA, low dropout negative linear regulator that is easily parallelable to increase output current or spread heat on surface mounted boards. Designed with a precision current reference followed by a high performance rail-to-rail voltage buffer, this regulator finds use in applications requiring precision ...

Circuit 

 

LT3085 Low Voltage, High Current Adjustable High Efficiency Regulator

Sep 15th 2016
The LT3085 is a 500mA low dropout linear regulator that can be paralleled to increase output current or spread heat on surface mounted boards. Designed as a precision current source and voltage follower, this new regulator finds use in many applications requiring high current, adjustability to zero, and no heat sink. The device ...

Circuit 

 

LT3085 Low Dropout Voltage LED Driver

Sep 15th 2016
The LT3085 is a 500mA low dropout linear regulator that can be paralleled to increase output current or spread heat on surface mounted boards. Designed as a precision current source and voltage follower, this new regulator finds use in many applications requiring high current, adjustability to zero, and no heat sink. The device ...

Circuit 

 

LT3085 Adjustable High Efficiency Regulator

Sep 15th 2016
The LT3085 is a 500mA low dropout linear regulator that can be paralleled to increase output current or spread heat on surface mounted boards. Designed as a precision current source and voltage follower, this new regulator finds use in many applications requiring high current, adjustability to zero, and no heat sink. The device ...

Circuit 

 

LTM8040 Step Down 1A Drive with Single Red or White LED

Sep 2nd 2016
The LTM8040 is a fixed frequency 1A step-down DC/DC μModule (power module) regulator designed to operate as a constant current source. Internal circuitry monitors the output current to provide accurate current regulation, which is ideal for driving high current LEDs. High output current accuracy is maintained over a wide ...

Circuit 

 

LTM8040 Step Down 350mA Drive with Three Series Red LEDs

Sep 2nd 2016
The LTM8040 is a fixed frequency 1A step-down DC/DC μModule (power module) regulator designed to operate as a constant current source. Internal circuitry monitors the output current to provide accurate current regulation, which is ideal for driving high current LEDs. High output current accuracy is maintained over a wide ...

Circuit 

 

LTM8040 Step Down 1A Drive with Four Series Red LEDs

Sep 2nd 2016
The LTM8040 is a fixed frequency 1A step-down DC/DC μModule (power module) regulator designed to operate as a constant current source. Internal circuitry monitors the output current to provide accurate current regulation, which is ideal for driving high current LEDs. High output current accuracy is maintained over a wide ...

Circuit 

 

LTM8042 Boost Operation, Driving 6 White LEDs at 1A

Sep 2nd 2016
The LTM8042 is a complete μModule (power module) Boost LED Driver specifically designed to drive LEDs up to 1A, while the LTM8042-1 drives up to 350mA. It combines a boost power topology with a unique current loop to operate as a constant-current source. The PWM input provides as much as 3000:1 LED dimming, while 10:1 analog ...

Circuit 

 

LTM8042 Boost Operation, Driving 9 White LEDs at 100mA

Sep 2nd 2016
The LTM8042 is a complete μModule (power module) Boost LED Driver specifically designed to drive LEDs up to 1A, while the LTM8042-1 drives up to 350mA. It combines a boost power topology with a unique current loop to operate as a constant-current source. The PWM input provides as much as 3000:1 LED dimming, while 10:1 analog ...

Circuit 

 

LTM8042 Buck-Boost Mode, Driving 5 White LEDs at 500mA with PWM Dimming

Sep 2nd 2016
The LTM8042 is a complete μModule (power module) Boost LED Driver specifically designed to drive LEDs up to 1A, while the LTM8042-1 drives up to 350mA. It combines a boost power topology with a unique current loop to operate as a constant-current source. The PWM input provides as much as 3000:1 LED dimming, while 10:1 analog ...

Circuit 

 

LTM8042 Buck Mode, Driving 4 White LEDs at 1A

Sep 2nd 2016
The LTM8042 is a complete μModule (power module) Boost LED Driver specifically designed to drive LEDs up to 1A, while the LTM8042-1 drives up to 350mA. It combines a boost power topology with a unique current loop to operate as a constant-current source. The PWM input provides as much as 3000:1 LED dimming, while 10:1 analog ...

Circuit 

 

LTM8042 Boost Operation, Driving 9 Red LEDs at 350mA with Analog Dimming

Sep 2nd 2016
The LTM8042 is a complete μModule (power module) Boost LED Driver specifically designed to drive LEDs up to 1A, while the LTM8042-1 drives up to 350mA. It combines a boost power topology with a unique current loop to operate as a constant-current source. The PWM input provides as much as 3000:1 LED dimming, while 10:1 analog ...

Circuit 

 

Low Voltage Power Supplies

Robert Dobkin - Chief Technical Officer Jun 9th 2016
In this video, Linear Technology Co-founder and CTO Bob Dobkin discusses low voltage power supplies less than half a volt. Most of today's power supplies have a reference of 0.6 volts, which means the output voltage must be greater than 0.6 volts. Several years ago, Linear Technology pioneered a new type of current source reference ...

Video 

 

LTSpice: Plotting a Parameter Against Something Other Than Time (e.g. Resistance)

Joseph Spencer - Field Applications Engineer
Gabino Alonso - Strategic Marketing Engineer
Mar 25th 2016
A common use for LTSpice® is to run a time domain transient analysis where a parameter (e.g. voltage or current) can be plotted against time. Occasionally, you may wish to know the behavior of a circuit versus another parameter such as resistance. This can be done by using the “.measure” and “.step” ...

Blog Post LTspice 

 

Powering Altera Arria 10 FPGA and Arria 10 SoC: Tested and Verified Power Management Solutions

Afshin Odabaee - Business Manager - uModule Power Products Feb 19th 2016
Design Note DN549: Introduction FPGA development kits allow system developers to evaluate an FPGA without having to design a complete system. Figures 1 and 2 show Altera’s new 20nm Arria 10 FPGAs and Arria 10 SoCs (System-on-Chip) development boards. These boards are tested and verified by Altera, exemplifying best design ...

Blog Post 

 

Shutdown with the LT3080x Current Source Reference Linear Regulators

Kevin B. Scott - Senior Strategic Marketing Engineer
Tony Bonte - Design Manager
Jan 21st 2016
Current Source Reference Linear Regulators In many low noise applications, a linear regulator is an ideal solution for the power conversion due to its very low output voltage noise and low electromagnetic noise generation (compared to a charge pump or a switching regulator). The LT308x linear regulator family is ideal for these ...

Blog Post 

 

Stratix V Advanced System Development Board

Oct 22nd 2015
The Stratix® V Advanced Systems Development Kit is a complete systems design environment that includes both the hardware and software needed to begin architecture development and system design using Stratix V FPGAs. The PCI Express® (PCIe®)-based form-factor board combined with a one-year license for the ...

Circuit 

 

Terasic DE0-Nano-SoC Kit / Atlas-SoC Kit

Oct 5th 2015
The DE0-Nano-SoC Development Kit presents a robust hardware design platform built around the Altera System-on-Chip (SoC) FPGA, which combines the latest dual-core Cortex-A9 embedded cores with industry-leading programmable logic for ultimate design flexibility. Users can now leverage the power of tremendous re-configurability ...

Circuit 

 

MAX 10 NEEK Development Kit

Oct 5th 2015
The MAX 10 NEEK from Terasic is a full featured embedded evaluation kit based upon the MAX10 family of Altera FPGAs. It offers a comprehensive design environment with everything embedded developers need to create a processing based system. The MAX 10 NEEK delivers an integrated platform that includes hardware, design tools, ...

Circuit 

 

NXP (Freescale) QorIQ LS1043A-RDB

Sep 28th 2015
The QorIQ LS1043A reference design board (LS1043A-RDB) is designed to exercise most capabilities of the LS1043A device; NXP’s first quad-core, 64-bit ARM®-based processor for embedded networking and industrial infrastructure.     Rail / Function  Part Number General ...

Circuit LTpowerPlanner 

 

NXP / Freescale Processor Solutions

Sep 22nd 2015
Linear Technology has worked closely with NXP (Freescale) and Strategic NXP (Freescale) Partners to provide you with approved and tested solutions for your processor based systems. Below you will find a host of useful tools that will allow you to select approved solutions for NXP. Linear Technology highly recommends that ...

Circuit 

 

Altera Arria 10 FPGA Development Kit

Jul 17th 2015
The LTC3877 + LTC3874 are used to provide power for the Core Rail by taking advantage of the 6-bit parallel VID that interfaces with the 20-nm Arria 10’s SmartVID to reduce the FPGA’s static and dynamic power consumption, and Ultralow value and temperature compensated DCR load current sensing which maximizes ...

Circuit 

 

Paralleling Linear Regulators Made Easy

Kevin B. Scott - Senior Strategic Marketing Engineer May 21st 2015
Linear regulators provide a simple, low noise solution for dc-dc regulation. However, at higher Vin-Vout differentials the low efficiency and high power dissipation of linear regulators limits the ammount of output current that can realistically be delivered.  Connecting multiple linear regulators in parallel spreads the ...

Blog Post 

 

Loop Gain and its Effect on Analog Control Systems

Simon Bramble - Field Applications Engineer
Gabino Alonso - Strategic Marketing Engineer
Jan 26th 2015
Abstract This article brings together the ideas of open loop gain, closed loop gain, gain and phase margin, minimum gain stability and shows how these parameters are interrelated in a feedback system. It examines loop gain in terms of a theoretical control system as well as practical electronic circuits, including linear regulators. Introduction Bob ...

Blog Post LTspice 

 

Control the Voltage of a Remote Load Over Any Length of Copper Wire

Philip Karantzalis - Senior Apps Eng Jul 8th 2014
Introduction A common problem in power distribution systems is loss of regulation due to the cable/wire voltage drop between the regulator and the load. Any increase in wire resistance, cable length or load current increases the voltage drop over the distribution wire, increasing the difference between actual voltage at the ...

Blog Post LTspice 

 

Terasic C5G Cyclone V GX Starter Kit

Jun 20th 2014
The Cyclone V Starter Kit presents a robust hardware design platform built around the Altera Cyclone V GX FPGA, which is optimized for the lowest cost and power requirement for transceiver applications with industry-leading programmable logic for ultimate design flexibility. With Cyclone V FPGAs, you can get the power, cost, ...

Circuit 

 

Arrow / Terasic SoCKit Development Kit

Jun 20th 2014
The SoCKit Development Kit presents a robust hardware design platform built around the Altera Cyclone V System-on-Chip (SoC) FPGA, which combines the latest Cortex-A9 embedded cores with industry-leading programmable logic for ultimate design flexibility. Users can now leverage the power of tremendous re-configurability paired ...

Circuit 

 

Terasic DE1-SoC Development Kit

Jun 20th 2014
The DE1-SoC Development Kit presents a robust hardware design platform built around the Altera System-on-Chip (SoC) FPGA, which combines the latest dual-core Cortex-A9 embedded cores with industry-leading programmable logic for ultimate design flexibility. Users can now leverage the power of tremendous re-configurability paired ...

Circuit 

 

Terasic DE4 Development and Education Board

Jun 20th 2014
The DE4 Development Board provides the ideal hardware platform for system designs that demand high-performance, serial connectivity, and advanced memory interfacing. Developed specifically to address the rapidly evolving requirements in many end markets for greater bandwidth, improved jitter performance, and lower power consumption. ...

Circuit 

 

Terasic TR5-Lite Stratix V FPGA Development Kit

Jun 19th 2014
The TR5-Lite Stratix V FPGA Development Kit a slim form-factor PCIe board that features maximum power in a minimum size. Perfect for 1U chassis servers and other stringent environments, the TR5-Lite includes high speed SFP+ interfaces and high-bandwidth memory architecture for high performance computing, cloud systems, and ultra ...

Circuit LTpowerPlanner 

 

Terasic TR5-F40W Stratix V GX FPGA Development Kit

Jun 19th 2014
The Terasic TR5-F40W Stratix V GX FPGA Development Kit provides the ideal hardware platform for developing high-performance and high-bandwidth application. With a standard-height, half-length form-factor package, the TR5-F40W is designed for the most demanding high-end applications, empowered with the top-of-the-line Altera ...

Circuit 

 

Altera DSP Development Kit, Stratix V Edition

Jun 17th 2014
The DSP Development Kit, Stratix V Edition provides a complete design environment that includes all the hardware and software you need to begin developing DSP-intensive FPGA designs immediately. Linear Technology Components LTC3880 Dual output PolyPhase step-down DC/DC controller with digital power system ...

Circuit 

 

Altera Cyclone V GT FPGA Development Kit

Jun 17th 2014
The Altera® Cyclone® V GT FPGA Development Kit can be used to prototype Cyclone V GT FPGA or Cyclone V GX FPGA applications. It offers a quick and simple way to develop low-cost and low-power FPGA system-level designs and achieve rapid results. This kit supports a myriad of functionalities such as: FPGA ...

Circuit 

 

Altera Arria V GX FPGA Development Kit

Jun 16th 2014
The Arria V GX FPGA development board provides a hardware platform for  developing and prototyping low-power, high-performance, and logic-intensive designs using Altera’s Arria V GX FPGA device. The board provides a wide range of  peripherals and memory interfaces to facilitate the development of Arria V GX FPGA ...

Circuit 

 

Altera Audio Video Development Kit, Stratix IV GX Edition

Jun 12th 2014
The Audio Video Development Kit, Stratix IV GX Edition, delivers a complete video and image processing development environment for design engineers. The kit facilitates the entire design process, from design conception through hardware implementation. This kit includes the Stratix IV EP4SGX230 FPGA development ...

Circuit 

 

Altera Cyclone IV GX Transceiver Starter Kit

Jun 12th 2014
The Altera Cyclone IV FPGA family extends the Cyclone FPGA series leadership in providing the market’s lowest cost, lowest power FPGAs, including a transceiver variant. Ideal for high-volume, cost-sensitive applications, Cyclone IV FPGAs enable you to meet increasing bandwidth requirements while lowering ...

Circuit 

 

Altera Transceiver Signal Integrity Kit, Stratix IV GX Edition

Jun 12th 2014
The Transceiver SI Development Kit, Stratix IV GX Edition enables a thorough evaluation of Stratix IV GX transceiver interoperability and serializer/deserializer (SERDES) signal integrity (SI) and performance from 600 Mbps to 8.5 Gbps. Linear Technology Components LTM4601 12 A DC/DC μModule with PLL, output ...

Circuit 

 

Terasic DE5-Net Stratix V Board

Jun 12th 2014
The DE5-Net Stratix V FPGA Development Kit is perfectly suited for extreme high powered needs including cloud computing, high frequency trading, and security networks. Featuring an ultra-high bandwidth memory architecture, low-latency SFP+ interfaces, expandable memory, and PCIe communication, the DE5-Net allows ...

Circuit 

 

Altera Stratix IV GX FPGA Development Kit

Jun 12th 2014
The Altera Stratix IV GX FPGA Development Kit delivers a complete system-level design environment that includes both the hardware and software needed to immediately begin developing FPGA designs. With this PCI-SIG-compliant board and a one-year license for Quartus II design software, you can develop and test PCI Express ...

Circuit 

 

Altera Stratix V GX FPGA Development Kit

Jun 11th 2014
The Altera® Stratix® V GX FPGA Development Kit provides a complete design environment that includes all the hardware and software you need to begin developing FPGA designs immediately. The development kit is RoHS compliant. You can use this development kit to do the following: Develop and test PCI Express® (PCIe®) designs ...

Circuit 

 

Terasic DE2i-150 Cyclone IV Board

Jun 10th 2014
Combining the Intel Atom Processor and Altera Cyclone IV GX, the DE2i-150 FPGA Development Kit fuses together the world of high performance processing and unbelievably high configurability. Linked together through two high-speed PCIe lanes, the processor and FPGA have access to high-speed communication between ...

Circuit 

 

Terasic TR4 Stratix IV Board

Jun 5th 2014
The TR4 Development Kit provides the ideal hardware platform for system designs that demandhigh-performance, serial connectivity, and advanced memory interfacing. The TR4 is poweredby the Stratix IV GX device and supported by industry-standard peripherals, connectors andinterfaces that offer a rich set of features that is suitable ...

Circuit 

 

DC2132A - 24V 3A Constant Voltage, Constant Current Bench Supply Featuring LT3081, LT8612, LT3092

May 22nd 2014
DC2132A is a 24V 3A constant voltage, constant current bench supply. It regulates any output voltage from 0V to 24V and any output current from 0A to 3A. It runs from 10V to 40V input although the output voltage should remain 5V or more below the input voltage. ...

Demo Board LTspice 

 

Programmable Switching 1.5A Current Source

Dec 13th 2011
The LTC3600 is a high efficiency, monolithic synchronous buck regulator whose output is programmed with just one external resistor. The accurate internally generated 50μA current source on the ISET pin allows the use of a single external resistor to program an output voltage that ranges from 0V to 0.5V below VIN. The VOUT voltage ...

Circuit 

 

Surface Mount 3A LDO is Easily Paralleled for High IOUT without Any Hot Spots

Feb 8th 2011
MILPITAS, CA – February 8, 2011 – Linear Technology Corporation announces the LT3083, a 3A LDO that can be paralleled for heat spreading and higher output current, and is adjustable with a single resistor. This regulator is based on the same innovative architecture as its 1.1A predecessor, the LT3080, which uses a current ...

Press Release 

 

Two Terminal 3A Current Source

Jan 27th 2011
The LT3083 is a 3A low dropout linear regulator that can be paralleled to increase output current or spread heat on surface mounted boards. Architected as a precision current source and voltage follower, this new regulator finds use in many applications requiring high current, adjustability to zero, and no heat sink. The device ...

Circuit 

 

DC1511A-B - LTM8042EV-1 Demo Board | uModule Boost LED Driver, 3V ≤ VIN ≤ 30V, Vout up to 32V @ 350mA

Oct 28th 2010
Demonstration circuits 1511A-B features the LTM®8042-1, which is a complete 350mA µModule LED driver. The demonstration circuit is configured using the boost topology, accepting an input voltage from 3V to 30V and supporting an output up to 32V. The default switching frequency is 950kHz for the DC1511A-B, but ...

Demo Board LTspice 

 

DC1511A-A - LTM8042EV Demo Board | uModule Boost LED Driver, 3V ≤ VIN ≤ 30V, Vout up to 32V @ 1A

Oct 22nd 2010
Demonstration circuits 1511A-A features the LTM®8042, which is a complete 1A µModule LED driver. The demonstration circuit is configured using the boost topology, accepting an input voltage from 3V to 30V and supporting an output up to 32V. The default switching frequency is 600kHz for the DC1511A-A, but can be ...

Demo Board LTspice 

 

uModule LED String Drivers with 40VIN Transient Protection

Sep 28th 2010
MILPITAS, CA - September 28, 2010 - Linear Technology Corporation introduces the LTM8042 and LTM8042-1, DC/DC uModule® LED drivers for strings of up to 8 white LEDs or 9 red LEDs. Capable of operating as boost, buck or buck-boost with 3V to 30V input voltage range, each device is a complete LED driver solution in a 9mm x 15mm ...

Press Release 

 

DC1531A - LT3092EDD Demo Board | 200mA 2-Terminal Programmable Current Source

Oct 22nd 2009
DC1531A - Demo Board for:LT3092 - 200mA 2-Terminal Programmable Current Source ...

Demo Board LTspice 

 

IC Current Sources - LT3092

Robert Dobkin - Chief Technical Officer Sep 15th 2009
Current sources have been a well known but theoretical circuit component. Unlike voltage sources, a 0.01% accurate 2-terminal current source has been an elusive component that is not easily available and difficult to design. With the introduction of the LT3092, the current source as a drop-in component becomes a reality. The ...

Video LTspice 

 

Programmable 200mA Linear Regulator Features 0V Output Operation, Bulletproof Protection & Is Easily Paralleled

Aug 19th 2009
MILPITAS, CA - August 19, 2009 - The latest member of a next-generation family of linear regulators, adjustable down to 0 volts with a single resistor and easily paralleled for higher current, is now available from Linear Technology Corporation. The LT3082 200mA PNP low dropout regulator (LDO) features a new architecture using ...

Press Release 

 

Programmable 200mA Two-Terminal Current Source Has 10PPM Regulation

Apr 27th 2009
MILPITAS, CA - April 27, 2009 - An innovative new power IC from Linear Technology Corporation now provides system designers with a two-terminal current source. Until now, current sources were imprecise or had to be designed from other components. The new LT3092 200mA two-terminal current source overcomes the problems associated ...

Press Release 

 

DAC Controlled 100mA Current Source

Apr 22nd 2009
The LT3092 easily interfaces with an external DAC to allow digital current control. ...

Circuit 

 

Parallel Current Sources For Higher Current 300mA Output

Apr 22nd 2009
The LT3092 can easily be paralleled for higher current outputs ...

Circuit 

 

2-Terminal Temperature-to-Current Thermometer Suitable for Use at the End of Long Wire Runs

Apr 22nd 2009
By adding the LT3092 to a thermistor kit along with three 0.1% accuracy resistors and one final trim, a very accurate 2-terminal temperature-to-current converter can be built. This circuit measures 700μA operating current at 0°C, dropping by 2μA every degree until 100°C, at which point the current measures 500μA. The obvious ...

Circuit 

 

High Voltage 100mA Current Source

Apr 22nd 2009
An external zener diodes protects the LT3092 and allows the part to be used in high voltage applications. ...

Circuit 

 

2-Terminal Temperature-to-Current Thermometer Suitable for Use at the End of Long Wire Runs

Apr 22nd 2009
By adding the LT3092 to the thermistor kit along with three 0.1% accuracy resistors and one fi nal trim, a very accurate 2-terminal temperature-to-current converter can be built. This circuit measures 700μA operating current at 0°C, dropping by 2μA every degree until 100°C, at which point the current measures 500μA. The ...

Circuit 

 

High Accuracy 10mA Current Source

Apr 22nd 2009
An external reference improves the initial accuracy and temperature drift of the LT3092 current source. ...

Circuit 

 

Adjustable Two Terminal 200mA Current Source

Apr 22nd 2009
The LT3092 requires only two resistors to set the current between 0.5mA and 200mA ...

Circuit 

 

0A to 1A uModule LED Driver & Current Source Integrates All Circuitry & Protects LEDs

Feb 17th 2009
MILPITAS, CA - February 17, 2009 - Linear Technology Corporation introduces the LTM8040, the first of a new family of DC/DC uModule™ LED drivers that contains all the circuitry, including the inductor, in a compact 9mm x 15mm x 4.32mm surface mount package. Driving an LED string with the LTM8040 is as simple as adding the ...

Press Release 

 

Surface Mount 500mA LDO Is Easily Paralleled Without Hot Spots

Oct 6th 2008
MILPITAS, CA - October 6, 2008 - Linear Technology Corporation announces the LT3085, the latest member of a family of next-generation NPN LDOs that can be easily paralleled for heat spreading and are adjustable down to "0" volts with a single resistor. This new architecture regulator uses a current reference rather than a conventional ...

Press Release 

 

DC1401A - LT3085EDCB Demo Board | Single Resistor, Low Dropout Regulator, 1.7V ≤ VIN ≤ 25V, Vout = 1.2V/1.8V/2.5V/3.3V/5V/Adj @ 500mA

Aug 26th 2008
Demonstration circuit 1401A is an adjustable 500mA linear regulator featuring the LT®3085. Architected as a precision current source and voltage follower, the LT3085 can be used in many applications requiring up to 500mA output current, adjustability down to 0V at the output and no heat sink. The device brings out the collector ...

Demo Board LTspice 

 

Two Terminal 500mA Current Source

Aug 26th 2008
The LT3085 linear regulator can easily be configured as a two terminal current source ...

Circuit 

 

DC1274A - LTM8040EV Demo Board | μModule Buck LED Driver, 4V ≤ VIN ≤ 36V, VLED up to 13V @ 1A

Jul 29th 2008
Demo circuit DC1274A features the LTM®8040 36V, 1A step-down constant current μModule® LED driver. The demonstration circuit is designed to drive a single LED or string of LEDs at up to 1A from a wide input voltage range of 4V to 36V. The maximum LED string voltage is 13V and the minimum voltage varies depending upon ...

Demo Board LTspice 

 

LT3080-1 Paralleling Regulators

Feb 27th 2008
The LT3080-1 is a 1.1A low dropout linear regulator that incorporates an internal ballast resistor to allow direct paralleling of devices without the need for PC board trace resistors. The internal ballast resistor allows multiple devices to be paralleled directly on a surface mount board for higher output current and power ...

Circuit 

 

DC1368A - LT3080EDD-1 Demo Board | LT3080-1(x4), Paralleled, Single Resistor Prog Low Noise LDOs, 1.7V ≤ VIN ≤ 25V, Vout = 1.2V @ 4.4A

Feb 27th 2008
Demonstration circuit 1368A exercises four adjustable linear regulators in parallel using the LT3080-1, which incorporates an internal ballast resistor. The ballast resistor allows direct paralleling of devices without the need for PC board resistors or sensor resistors.The paralleled devices provide up to 4.4A of output current ...

Demo Board 

 

Surface Mount 1.1A LDO is Easily Paralleled for High IOUT without Hot Spots

Jul 23rd 2007
MILPITAS, CA - July 23, 2007 - Linear Technology Corporation announces the LT3080, a 1.1A 3-terminal LDO that may be easily paralleled for heat spreading and is adjustable with a single resistor. This new architecture regulator uses a current reference to allow sharing between multiple regulators with a small length of PC trace ...

Press Release 

 

Paralleling LT3080 Linear Regulators For Higher Output Current

Jul 20th 2007
The LT3080 is a 1.1A low dropout linear regulator that can be paralleled to increase output current or spread heat in surface mounted boards. Architected as a precision current source and voltage follower allows this new regulator to be used in many applications requiring high current, adjustability to zero, and no heat sink. ...

Circuit 

 

DC1294A - LT3080EDD Demo Board | LT3080(x4), Paralleled, Single Resistor LDOs, 3.8V ≤ VIN ≤ 25V, Vout = 3.3V @ 4.4A

Jul 20th 2007
Demonstration circuit 1294A exercises four adjustable linear regulators in parallel using the LT3080. A small 20 mΩ ballast resistor is required for parallel operation. A short PCB trace can easily serve that purpose. The paralleled devices provide up to 4.4A of output current at 3.3V. Architected as a precision current ...

Demo Board 

 

Two Terminal 1A Current Source

Jul 20th 2007
The LT3080 linear regulator can easily be configured as a two terminal current source ...

Circuit 

 

Achieving Higher Output Current with LT3080 Linear Regulator

Jul 20th 2007
The LT3080 is a 1.1A low dropout linear regulator that can be paralleled to increase output current or spread heat in surface mounted boards. Architected as a precision current source and voltage follower allows this new regulator to be used in many applications requiring high current, adjustability to zero, and no heat sink. ...

Circuit 

 

DC995A - LT3080EDD Demo Board | Single Resistor Prog Linear Regulator, 2.3V ≤ VIN ≤ 25V, Vout = 0.6V/1.0V/1.2V/1.5V/1.8V/2.5V/3.3V/5V @ 1.1A

Jul 20th 2007
Demonstration circuit 995A is an adjustable 1.1A linear regulator featuring the LT®3080. Architected as a precision current source and voltage follower, it allows this new regulator to be used in many applications requiring high current, adjustability to zero output, and no heat sink. The device brings out the collector ...

Demo Board LTspice