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Solutions Search - LDO Linear Regulators

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 

 

DC2593A - LT3045EDD-1 Demo Board | Ultralow Noise LDO, 3.8V ≤ VIN ≤ 20V, Vout = 3.3V @ 500mA

May 15th 2017
Demonstration circuit 2593A features the LT®3045EDD-1, a 500mA, ultralow noise, and ultrahigh power supply rejection ratio (PSRR) low dropout (LDO) regulator with programmable current limit.  DC2593A operates over an input range of 3.8V to 20V and has a 3.3V output. The LT3045-1 incorporates a VIOC tracking function ...

Demo Board 

 

DC2246B - LT3042EDD Demo Board | Ultralow Noise, Ultrahigh PSRR RF LDO, 3.8V ≤ VIN ≤ 20V, VOUT = 3.3V @ 200mA

Mar 28th 2017
DC2246B is a linear regulator demonstration circuit featuring the LT®3042EDD, which is a 200mA, ultralow noise, and ultrahigh power supply rejection ratio (PSRR) RF low dropout (LDO) regulator with programmable current limit. DC2246B operates over an input voltage range of 3.8V to 20V and is configured for 3.3V at its output. ...

Demo Board 

 

Low Noise Power Supplies Come in Many Flavors: Part 1 - Linear Regulators

Kevin B. Scott - Senior Strategic Marketing Engineer Mar 23rd 2017
(In this three part series, we look at low noise portable power supplies using different topologies. Using a low noise linear regulator is a no-brainer for many of these applications, but in applications where a linear regulator may not be desired (due to efficiency, power dissipation or other constraints), low noise solutions ...

Blog Post 

 

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 

 

20V, 500mA LDO with Ultralow (0.8μVRMS) Noise & 76dB PSRR at 1MHz Powers Noise-Sensitive Applications

Oct 11th 2016
MILPITAS, CA – October 11, 2016 – Linear Technology Corporation announces the LT3045, an ultralow noise, ultrahigh power supply ripple rejection (PSRR) low dropout voltage linear regulator, a higher output current version of the widely accepted 200mA LT3042 ultralow noise LDO. The LT3045’s unique design features ...

Press Release 

 

40VIN, 2.1A Rail-to-Rail LDO+ Now Offered in High Temp, 150°C H-Grade in TSSOP Package

Sep 22nd 2016
MILPITAS, CA – September 22, 2016 – Linear Technology Corporation announces a new higher temperature “H-grade” version of the LT3086 in the TSSOP package. The LT3086 is part of Linear’s feature-rich LDO+™ family, offering significant functionality previously unavailable in linear regulators. ...

Press Release 

 

LT3045 500mA, Ultralow Noise, Ultrahigh PSRR Linear Regulator

Sep 21st 2016
The LT®3045 is a high performance low dropout linear regulator featuring LTC’s ultralow noise and ultrahigh PSRR architecture for powering noise sensitive applications. Designed as a precision current reference followed by a high performance voltage buffer, the LT3045 can be easily paralleled to further reduce noise, ...

Circuit 

 

Paralleling Multiple LT3045s for 2A Output Current

Sep 21st 2016
The LT®3045 is a high performance low dropout linear regulator featuring LTC’s ultralow noise and ultrahigh PSRR architecture for powering noise sensitive applications. Designed as a precision current reference followed by a high performance voltage buffer, the LT3045 can be easily paralleled to further reduce noise, ...

Circuit 

 

LT3045 Parallel Devices For 5Vin to 3.3Vout @ 1A With Ultralow Noise

Sep 21st 2016
The LT®3045 is a high performance low dropout linear regulator featuring LTC’s ultralow noise and ultrahigh PSRR architecture for powering noise sensitive applications. Designed as a precision current reference followed by a high performance voltage buffer, the LT3045 can be easily paralleled to further reduce noise, ...

Circuit 

 

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 

 

LT3090 Two-Terminal Current Source

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 

 

LT3090 500mA LED Driver with Grounded LED Tab (Heatsink)

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 

 

LT3065 LED Driver/Current Source

Sep 15th 2016
The LT®3065 Series are micropower, low noise, low dropout voltage (LDO) linear regulators that operate over a 1.8V to 45V input voltage range. The devices supply 500mA of output current with a typical dropout voltage of 300mV. A single external capacitor provides programmable low noise reference performance and output soft-start ...

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 

 

DC2491A - LT3045 Demoboard | 20V, 500mA, Ultralow Noise Ultrahigh PSRR RF LDO Regulator

Sep 9th 2016
Demo circuit DC2491A features the LT3045EDD, a 500mA, ultralow noise and ultrahigh power supply rejection ratio (PSRR) low dropout (LDO) regulator with program-mable current limit. DC2491A operates over an input voltage range of 3.8V to 20V. The LT3045 delivers a maximum output current of 500mA, but at this current ...

Demo Board LTspice 

 

DC2429A - LT3042 Low Noise PLL/VCO Power Supply Board with Onboard 100MHz Reference Frequency

Aug 23rd 2016
Demonstration Circuit 2429A is a PLL/VCO Supply and Reference Frequency Board that features the LT3042, an ultralow noise and ultrahigh PSRR RF linear regulator. When powered from a 6V to 20V lab or wall wart supply, the DC2429A produces four ultralow noise supplies using seven LT3042s. These supplies include a fixed 3.3V/800mA ...

Demo Board 

 

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 

 

DC2177A-C - LT3063 Demo Board | Low Noise LDO with Output Discharge, 2.1V ≤ VIN ≤ 45V, Vout = 1.2V/1.5V/1.8V/2V/2.5V/3.3V/5V/Adj @ 200mA

May 9th 2016
Demonstration circuit 2177A-C features the LT®3063, a micropower, low noise and low dropout voltage linear regulator with active output discharge. The input voltage ranges from 2.1V to 45V and the maximum output current is 200mA. A resistor divider determines the output voltage, and a jumper adjusts the divider to set the ...

Demo Board 

 

NXP (Freescale) QorIQ LS1088A-RDB

Apr 25th 2016
The QorIQ LS1088A reference design board (LS1088A-RDB) is designed to exercise most capabilities of the LS1088A device; with up to eight ARM® Cortex®-A53 cores with the advanced, high-performance data-path and network peripheral interfaces required for wireless access points, networking infrastructure, ...

Circuit LTpowerPlanner 

 

NXP (Freescale) QorIQ T1023RDB

Apr 25th 2016
The QorIQ T1023 Reference Design Board (T1023RDB) is a high-performance evaluation, development and test platform supporting the QorIQ T1023 communications processor. The board will support the evaluation and development of the dual core T1023 and the single core T1013 communications processors built on Power ...

Circuit LTpowerPlanner 

 

DC2318A - LT3089EDF Demo Board | Linear Regulator with Safe Operating Area (SOA), 2.5V ≤ VIN ≤ 36V, Vout = 1.2V/1.5V/1.8V/2.5V/3.3V/5V/Adj @ 800mA

Apr 22nd 2016
Demonstration circuit 2276A is an 800mA low dropout rugged linear regulator featuring the LT®3089. It operates from 2.5V to 36V and has a jumper-selectable output voltage of 1.2V, 1.5V, 1.8V, 2.5V, 3.3V, 5V or user-selectable between 0V and 34.5V. Key features of the IC are an extended safe operating area (SOA), output ...

Demo Board 

 

Common Questions About the LTC2668 Family of 16bit VOUT DACs

Mark Thoren - Staff Scientist
Chad Steward - Design Manager
Noe Quintero - Application Engineer
Apr 19th 2016
The LTC2668-16 packs 16, 16-bit high performance Digital to Analog converters (DACs) into a tiny, 6x6mm QFN package, with 8 and 4 channel versions in a 5x5 QFN, and 12-bit versions for lower resolution applications. A general purpose DAC such as this finds its way into a myriad of diverse applications, and tends to generate ...

Blog Post 

 

AN159: Measuring 2nV/√Hz Noise and 120dB Supply Rejection on Linear Regulators - The Quest for Quiet

Apr 4th 2016
AN159: Introduction A quiet, well regulated supply is important for optimum performance with a number of circuit applications. Voltage controlled oscillators (VCOs) and precision voltage controlled crystal oscillators (VCXOs) respond to small changes in their supply very quickly. Phase-locked loops (PLLs) require a stable supply ...

Blog Post 

 

A New Era in Space Products - Radiation Tolerant

T.J. Fure - Product Marketing Manager
Gabino Alonso - Strategic Marketing Engineer
Mar 23rd 2016
Recent developments have made doing business in space ever more achievable to a broadening base of companies. A market previously consisting solely of major defense contractors and national governments has been disrupted by a growing list of commercial companies determined to deploy an enterprise beyond the confines of our terrestrial ...

Blog Post 

 

DC2437A - LT3066 Demo Board | Low Noise Linear Regulator, Active Output Discharge, 1.8V ≤ VIN ≤ 45V, Vout = 1.2/1.5/1.8/2.0/2.5/3.3/5V @ 500mA

Mar 11th 2016
Demonstration circuit 2437A is an adjustable 500mA linear regulator featuring the LT®3066. The LT3066 is a micropower, low noise and low dropout voltage linear regulator that operates over a 1.8V to 45V input voltage range. The device supplies 500mA of output current with a typical dropout voltage of 300mV. Jumper-selectable ...

Demo Board 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 

 

36V, 800mA Robust Linear Regulator Has Extended SOA Plus Current & Temperature Monitor Outputs

Feb 4th 2016
MILPITAS, CA - February 4, 2016 - Linear Technology Corporation announces the LT3089, a rugged 800mA wide input voltage range linear regulator with key usability, monitoring and protection features. The device has an extended safe operating area (SOA) compared to existing regulators, making it ideal for high input-to-output ...

Press Release 

 

LT3089 Load Sharing Without Ballast Resistors

Feb 1st 2016
The LT®3089 is an 800mA low dropout linear regulator designed for rugged industrial applications. Key features of the IC are the extended safe operating area (SOA), output current monitor, temperature monitor and programmable current limit. The LT3089 can be paralleled for higher output current or heat spreading. The device ...

Circuit 

 

LT3089 Load Current Sharing Without Ballasting

Feb 1st 2016
The LT®3089 is an 800mA low dropout linear regulator designed for rugged industrial applications. Key features of the IC are the extended safe operating area (SOA), output current monitor, temperature monitor and programmable current limit. The LT3089 can be paralleled for higher output current or heat spreading. The device ...

Circuit 

 

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 

 

45V 500mA LDO Offers Low 25μVRMS Noise, 60dB PSRR at 1MHz & Active Output Discharge for Load Protection

Jan 12th 2016
MILPITAS, CA - January 12, 2016 - Linear Technology Corporation announces the LT3066, a high voltage, low noise, low dropout voltage linear regulator offering precision, programmable current limit, active discharge, a power good flag and improved power supply rejection ratio (PSRR) capability. The device delivers up to 500mA ...

Press Release 

 

LTC6268-10 Oscilloscope Differential Probe

Dec 1st 2015
The LTC6268-10 is a single 4GHz FETinput operational amplifier with extremely low input bias current and low input capacitance. It also features low input-referred current noise and voltage noise making it an ideal choice for high speed transimpedance amplifiers, and high-impedance sensor amplifiers. It is a decompensated op ...

Circuit LTspice 

 

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 

 

Altera Arria 10 SoC Development Kit

Oct 5th 2015
The Altera® Arria® 10 SoC Development Kit offers a quick and simple approach for developing custom ARM® processor-based SoC designs. Design productivity is one of the driving philosophies of the Arria 10 SoC architecture. The Arria 10 SoCs offers full software compatibility with previous generation ...

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 

 

LTC3026-1 1.2V Output Voltage from 1.5V Input Supply

Sep 29th 2015
The LTC®3026-1 is a very low dropout (VLDO™) linear regulator that can operate at input voltages down to 1.14V. The device is capable of supplying 1.5A of output current with a typical dropout voltage of only 100mV. Output current comes directly from the input supply to maximize efficiency. ...

Circuit LTspice 

 

DC2276A - LT3091EDE Demo Board | Negative LDO with Prog Current Limit, -1.5V ≤ VIN ≤ -36V, Vout = -1.25V/-2.5V/-5V/-12V/-15V @ 1.5A

Sep 29th 2015
Demonstration circuit DC2276A is a 1.5A low dropout negative linear regulator featuring the LT®3091. This device is designed for applications requiring a negative output voltage,  output adjustability from -32V down to 0V, and low dropout voltage. The input voltage range is -1.5V to -36V and the output voltage is jumper ...

Demo Board LTspice 

 

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 

 

1.5A Negative LDO+ Offers Rail-to-Rail Operation, Programmable Current Limit & Output Current Monitor

Sep 21st 2015
MILPITAS, CA - September 21, 2015 - Linear Technology Corporation announces the LT3091, the latest addition to our LDO+™ family, a 1.5A low dropout negative linear regulator featuring low noise, rail-to-rail operation, precision programmable current limit and a bidirectional output current monitor. The device is cable-drop ...

Press Release 

 

LT3091 Parallel Linear Regulators For -10V to -3Vin, -2.5Vout@3A

Aug 28th 2015
The LT®3091 is a 1.5A, low dropout negative linear regulator that is easily paralleled 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 output, ...

Circuit 

 

LT3091 -10V to -3Vin, -2.5Vout@1.5A Negative Output Linear Regulator

Aug 28th 2015
The LT®3091 is a 1.5A, low dropout negative linear regulator that is easily paralleled 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 output, ...

Circuit 

 

LT3091 Floating 3-Terminal Regulator (for Arbitrarily High Voltage Applications)

Aug 28th 2015
The LT®3091 is a 1.5A, low dropout negative linear regulator that is easily paralleled 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 output, ...

Circuit 

 

Increasing Output Current of the Ultralow Noise, Ultrahigh PSRR LT3042 200mA Linear Regulator

Kevin B. Scott - Senior Strategic Marketing Engineer
Amit Patel
Dawson Huang
Aug 17th 2015
The LT0342 is a 200mA, 1.8V to 20V input, linear regulator that targets low noise RF and wireless circuits. It features an industry-leading 0.8µVRMS output noise (10Hz to 100kHz) and an impressive 79dB PSRR at 1MHz. Several customers have asked for ways to increase the current above 200mA while still maintaining low noise ...

Blog Post 

 

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 

 

LTM4675 18A, 5V Output DC/DC μModule Regulator with Serial Interface/PMBus

Jul 15th 2015
The LTM®4675 is a dual 9A or single 18A step-down μModule® (micromodule) DC/DC regulator with 70ms turn-on time. It features remote configurability and telemetry-monitoring of power management parameters over PMBus— an open standard I2C-based digital interface protocol . The LTM4675 is comprised of fast analog ...

Circuit 

 

DC2279A - LT3088EDD Demo Board | 800mA Wide SOA Linear Regulator, 1.6V ≤ VIN ≤ 36V, Vout = 1.2V/1.5V/1.8V/2.5V/3.3V/5V @ 800mA

Jul 13th 2015
DC2279A is a linear regulator evaluation board featuring the LT®3088EDD, which is a 36VIN, 800mA, rugged single resistor programmable linear regulator. This LT3088 requires a single resistor to program output the voltage to any level between 0V and 34.5V if the load current is larger than 2mA. The demo circuit ...

Demo Board LTspice 

 

LT3088 Wide Safe Operating Area Supply Linear Regulator, 1.5Vout @ 800mA

Jun 17th 2015
The LT®3088 is an 800mA low dropout linear regulator designed for rugged industrial applications. A key feature of the IC is the extended safe operating area (SOA). The LT3088 can be paralleled for higher output current or heat spreading. The device withstands reverse input and reverse output-to-input voltages without reverse ...

Circuit 

 

LT3088 3.3Vout @ 1.6A Linear Regulator

Jun 17th 2015
The LT®3088 is an 800mA low dropout linear regulator designed for rugged industrial applications. A key feature of the IC is the extended safe operating area (SOA). The LT3088 can be paralleled for higher output current or heat spreading. The device withstands reverse input and reverse output-to-input voltages without reverse ...

Circuit 

 

Ultralow Noise and Ultrahigh PSRR

Amit Patel Jun 17th 2015
When it comes to powering noise-sensitive analog/RF applications, low dropout (LDO) linear regulators are generally preferred over their switching counterparts. Low noise LDOs power a wide range of analog/RF designs, including frequency synthesizers (PLLs/VCOs), RF mixers and modulators, high speed and high resolution data converters ...

Video 

 

36V, 800mA Robust Linear Regulator Has Extended SOA & Offers Simple 3-Terminal Operation

Jun 4th 2015
MILPITAS, CA - June 4, 2015 - Linear Technology Corporation announces the LT3088, a rugged 800mA wide input voltage range linear regulator. The device has an extended safe operating area (SOA) compared to existing regulators, making it ideal for high input-to-output voltage and high output current applications where older regulators limit ...

Press Release 

 

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 

 

LTC2956 Wake-Up Timer with Pushbutton Control

Mar 19th 2015
The LTC®2956 is a micropower, wide input voltage range, configurable wake-up timer with pushbutton control. It periodically wakes up and turns on a connected system to perform tasks like monitoring temperature or capturing images. After completing the task, the LTC2956 turns the system off to conserve power. ...

Circuit 

 

LT3042 5V VIN to 3V VOUT with 0.8μVRMS Integrated Noise

Mar 4th 2015
The LT®3042 is a high performance low dropout linear regulator featuring LTC’s ultralow noise and ultrahigh PSRR architecture for powering noise sensitive RF applications. Designed as a precision current reference followed by a high performance voltage buffer, the LT3042 can be easily paralleled to further reduce noise, ...

Circuit 

 

LT3042 Ultralow Noise Higher Current Regulator with External PNP

Mar 4th 2015
The LT®3042 is a high performance low dropout linear regulator featuring LTC’s ultralow noise and ultrahigh PSRR architecture for powering noise sensitive RF applications. Designed as a precision current reference followed by a high performance voltage buffer, the LT3042 can be easily paralleled to further reduce noise, ...

Circuit 

 

Paralleling Multiple LT3042s for Higher Output Current

Mar 4th 2015
The LT®3042 is a high performance low dropout linear regulator featuring LTC’s ultralow noise and ultrahigh PSRR architecture for powering noise sensitive RF applications. Designed as a precision current reference followed by a high performance voltage buffer, the LT3042 can be easily paralleled to further reduce noise, ...

Circuit 

 

LT3042 Ultralow Noise 5Vin to 2Vout Higher Current (1A) Regulator with External NPN

Mar 4th 2015
The LT®3042 is a high performance low dropout linear regulator featuring LTC’s ultralow noise and ultrahigh PSRR architecture for powering noise sensitive RF applications. Designed as a precision current reference followed by a high performance voltage buffer, the LT3042 can be easily paralleled to further reduce noise, ...

Circuit 

 

LT3042 5Vin to 3.3Vout @ 400mA Using Parallel Devices

Mar 4th 2015
The LT®3042 is a high performance low dropout linear regulator featuring LTC’s ultralow noise and ultrahigh PSRR architecture for powering noise sensitive RF applications. Designed as a precision current reference followed by a high performance voltage buffer, the LT3042 can be easily paralleled to further reduce noise, ...

Circuit 

 

LT3071 1.2V To 0.9V, 5A Regulator

Feb 24th 2015
The LT3071 is a low voltage, UltraFast™ transient response linear regulator. The device supplies up to 5A of output current with a typical dropout voltage of 85mV. A 0.01μF reference bypass capacitor decreases output voltage noise to 25μVRMS. The LT3071’s high bandwidth permits the use of low ESR ceramic capacitors, ...

Circuit 

 

LT3070 Triple Output Supply Providing 1V, 8A and 1.8V, 5A and 1.5V, 3A

Feb 24th 2015
The LT3070 is a low voltage, UltraFast™ transient response linear regulator. The device supplies up to 5A of output current with a typical dropout voltage of 85mV. A 0.01μF reference bypass capacitor decreases output voltage noise to 25μVRMS. The LT3070’s high bandwidth permits the use of low ESR ceramic capacitors, ...

Circuit 

 

LT3070 1.5V to 1.2V 5A Linear Regulator

Feb 24th 2015
The LT3070 is a low voltage, UltraFast™ transient response linear regulator. The device supplies up to 5A of output current with a typical dropout voltage of 85mV. A 0.01μF reference bypass capacitor decreases output voltage noise to 25μVRMS. The LT3070’s high bandwidth permits the use of low ESR ceramic capacitors, ...

Circuit 

 

20V, 200mA RF LDO with Ultralow (0.8μV ) Noise & 79dB PSRR at 1MHz Powers NoiseSensitive

Feb 23rd 2015
MILPITAS, CA - February 23, 2015 - Linear Technology Corporation announces the LT3042, a leading-edge, ultralow noise, ultrahigh power supply ripple rejection (PSRR) low dropout voltage linear regulator. Its unique design features ultralow spot noise of only 2nV/√Hz at 10kHz and 0.8µVRMS integrated output noise across a wide ...

Press Release 

 

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 

 

Micropower 80V Input LDO in SOT-23 Package Now Offered in Military -55° to +125°C MP Grade

Dec 15th 2014
MILPITAS, CA - December 15, 2014 - Linear Technology Corporation announces a new military MP grade version of the LT3014B, a high voltage, micropower, low dropout regulator capable of delivering 20mA output current. The LT3014B operates with a continuous input voltage range of 3V to 80V and generates output voltages from 1.22V ...

Press Release 

 

FMEA Compliant, 45V LDO Features 3μA IQ

Dec 11th 2014
MILPITAS, CA - December 11, 2014 - Linear Technology Corporation announces a new wider temperature range, H grade version of the LT3007, the latest member in a family of high voltage, micropower, robust PNP-based LDOs, featuring an ultralow 3µA quiescent current. The device's H grade 150°C junction temperature rating enables ...

Press Release 

 

Xilinx Zynq Networking Platform

Oct 30th 2014
HiTech Global's HTG-Z100, populated with the Xilinx Zynq XC7Z100, is an ideal platform for applications requiring embedded processing power, high-speed networking interfaces, and high-performance Xilinx Zynq Networking Platform     Rail / Function  Part Number General Description ...

Circuit LTpowerPlanner 

 

Xilinx Virtex-7 10G/40G/100G Optical Interface FPGA Platform

Oct 30th 2014
HiTech Global's HTG707, populated with the Xilinx Virtex-7 X485T, X690T, or V2000T FPGA, is a development platform that delivers the most fundamental functional blocks required for building 10G/40G/100G subsystems.   Rail / Function  Part Number General Description of Part 1V: VCC_CORE   LTM4620 Dual ...

Circuit 

 

Xilinx Tested Power Solution for the Kintex UltraScale MGTs (Multi-Gigabit Transceivers)

Oct 30th 2014
Description With only 3.16mV (max) of output peak-to-peak ripple, Linear Technology’s DC2340A board plugs into the Xilinx Kintex UltraScale FPGA KCU1250 Characterization Kit.   Key Features Compact and easy to implement design using DC/DC uModule Regulators with integrated inductors and MOSFETs. PMBus ...

Circuit 

 

Xilinx Virtex™ -7 High-End Networking Card With Dual CXP Ports

Oct 30th 2014
HiTech Global's HTG-V7-PCIE-CXP board powered by Xilinx Virtex-7 V2000T, V585, or X690T, the HTG-710 is ideal for High-End networking applications requiring multi port data transfer above 100Gbps. This board is also ideal for ASIC/SOC prototyping, high-performance computing, high-end image processing, PCI Express Gen 2 ...

Circuit 

 

Xilinx Virtex 7 PCI Express Gen 3 /100Gig Networking Card

Oct 30th 2014
HiTech Global's HTG-V7-G3PCIE board powered by Xilinx Virtex-7 X415T, X485T, X550T, or X690T, the HTG-703 board is ideal for high performance FPGA development requiring access to 10G/40G/100G optical peripherals, high speed expansion connectors, large density memory, and high bandwidth PC interface.The HTG-703 is supported ...

Circuit 

 

Xilinx Virtex-7 V2000T PCI Express Development Board

Oct 30th 2014
HiTech Global's HTG700, populated with the Xilinx Virtex-7 V2000T, V585, or X690T is ideal for ASIC/SOC prototyping, high-performance computing, high-end image processing, PCI Express Gen 2 & 3 development, general purpose FPGA development, and/or applications requiring high speed serial transceivers (up to 12.5Gbps). Linear ...

Circuit 

 

Xilinx Kintex®-7 PCI Express Development Board

Oct 17th 2014
HiTech Global's HTG-K700 board is populated with the Xilinx Kintex-7 K325T or K410T FPGA, and is supported by 8-lane PCI Express Gen2 (hard)/Gen 3 (soft), FPGA Mezzanine Connector (FMC) and DDR3 SODIMM. .   Rail / Function  Part Number General Description of Part 1.0V: Vcc_Core (FPGA ...

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Xilinx FPGA Solutions

Oct 17th 2014
Development Kits Linear Technology has worked closely with Xilinx and Strategic Xilinx Partners to develop proven solutions for Xilinx based systems. Below you will find a host of useful tools that will facilitate your design efforts. Linear Technology highly recommends that prior to finalizing your design that you contact ...

Circuit 

 

Altera Cyclone IV GX FPGA Development Kit

Sep 30th 2014
Altera® Cyclone® IV GX FPGA Development Kit provides a comprehensive, best-in-class design environment to quickly begin developing low-cost and low-power FPGA system-level designs. This kit helps to shorten your product’s development cycle so that you can meet your product’s time to market and production ...

Circuit 

 

Output Voltage Noise Measurements for Linear Regulators

Kevin B. Scott - Senior Strategic Marketing Engineer
Tony Bonte - Design Manager
Sep 20th 2014
Linear regulators provide a simple, non-switching DC/DC converter solution with low component count, small solution footprint and low output voltage noise. These attributes make them well-suited for applications that have power supply noise constraints, have limited board space and are averse to magnetics. Applications ...

Blog Post LTspice 

 

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