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Solutions Search - Monitor, Control and Protection

LT4320 LT4320 Ideal Diode Bridge

Jan 27th 2017
The LT®4320/LT4320-1 are ideal diode bridge controllers that drive four N-channel MOSFETs, supporting voltage rectification from DC to 600Hz typical. By maximizing available voltage and reducing power dissipation (see thermograph comparison below), the ideal diode bridge simplifies power supply design and reduces power ...

Circuit 

 

LTC3723-1 130W Isolated Push-Pull Converter for PoE Applications with 93.5% Peak Efficiency

Jeoffrey (Zijian) Wang - Applications Engineer Oct 3rd 2016
This solution is a non-synchronous isolated push-pull converter designed for PoE applications, which can generate a 50V/2.6A output from a 34-38V (36V typical) input voltage range. A 93.5% peak efficiency is achieved for the whole isolated converter and the total solution can be fit into 1/8 brick footprint (2.3” x 0.9”) ...

Circuit LTspice 

 

LTC3126 5V, 2MHz Step-Down Converter with Dual Inputs

Sep 16th 2016
The LTC®3126 is a high efficiency synchronous buck converter with an internal no-loss PowerPath™ supporting seamless operation from two separate input power sources. Pin selectable ideal diode-OR and priority input modes with user programmable undervoltage lockout thresholds provide full control over the transition ...

Circuit 

 

LTC3126 12V, 2MHz Step-Down Converter with Dual Inputs

Sep 16th 2016
The LTC®3126 is a high efficiency synchronous buck converter with an internal no-loss PowerPath™ supporting seamless operation from two separate input power sources. Pin selectable ideal diode-OR and priority input modes with user programmable undervoltage lockout thresholds provide full control over the transition ...

Circuit 

 

LTC3126 1.8V, 2MHz Step-Down Converter with Dual Inputs

Sep 16th 2016
The LTC®3126 is a high efficiency synchronous buck converter with an internal no-loss PowerPath™ supporting seamless operation from two separate input power sources. Pin selectable ideal diode-OR and priority input modes with user programmable undervoltage lockout thresholds provide full control over the transition ...

Circuit 

 

LTC3126 3.3V, 2MHz Step-Down Converter with Dual Inputs

Sep 16th 2016
The LTC®3126 is a high efficiency synchronous buck converter with an internal no-loss PowerPath™ supporting seamless operation from two separate input power sources. Pin selectable ideal diode-OR and priority input modes with user programmable undervoltage lockout thresholds provide full control over the transition ...

Circuit 

 

LTC3126 3.3V Supply with 200ms Transient Ride-Through Capability

Sep 16th 2016
The LTC®3126 is a high efficiency synchronous buck converter with an internal no-loss PowerPath™ supporting seamless operation from two separate input power sources. Pin selectable ideal diode-OR and priority input modes with user programmable undervoltage lockout thresholds provide full control over the transition ...

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 

 

LT8391 93% Efficient 84W Buck-Boost LED Driver from 24VAC

Sep 2nd 2016
The LT®8391 is a synchronous 4-switch buck-boost LED controller that regulates LED current from input voltage above, below, or equal to the output voltage. The proprietary peak-buck peak-boost current mode control scheme allows adjustable and synchronizable 150kHz to 650kHz fixed frequency operation, or internal ±15% ...

Circuit 

 

LTC3130 Multiple VIN 5V Out Application, Using the LTC4412 PowerPath Controller

Aug 15th 2016
The LTC3130/LTC3130-1 are high efficiency, low noise, 600mA buck-boost converters with wide VIN and VOUT ranges. For high efficiency operation at light loads, BurstMode operation can be selected, reducing the quiescent current to just 1.6µA. Converter start-up is achieved from sources as low as 7.5µW. ...

Circuit 

 

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 

 

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

Feb 10th 2016
The VCU1287 Characterization Board MGTs can be powered using the Linear Technology DC2352A Plug-in-Board. The LTM4630-1s & LTM4624 μModules from Linear Technology are used on the DC2352A to meet the stringent power and low noise requirements for the GTH (16Gbps) & GTY (30Gbps) transceivers. The LTC2974, 4-Channel ...

Circuit 

 

LTC3884 High Efficiency, Dual-Output 1.5V/30A and 1.0V/30A, Buck Converter

Feb 5th 2016
The LTC®3884 is a dual output PolyPhase DC/DC synchronous step-down switching regulator controller with an I2C-based PMBus compliant serial interface. The controller employs a constant-frequency current mode architecture, together with a unique scheme to provide excellent performance for sub-milliohm DCR applications. ...

Circuit 

 

LTC3884 4 Phase, High Efficiency, Single-Output, 1.0V/160A Buck Converter

Feb 5th 2016
The LTC®3884 is a dual output PolyPhase DC/DC synchronous step-down switching regulator controller with an I2C-based PMBus compliant serial interface. The controller employs a constant-frequency current mode architecture, together with a unique scheme to provide excellent performance for sub-milliohm DCR applications. ...

Circuit 

 

LTC3884 High Efficiency, Dual-Output, 2.5V/30A and 3.3V/30A Buck Converter

Feb 5th 2016
The LTC®3884 is a dual output PolyPhase DC/DC synchronous step-down switching regulator controller with an I2C-based PMBus compliant serial interface. The controller employs a constant-frequency current mode architecture, together with a unique scheme to provide excellent performance for sub-milliohm DCR applications. ...

Circuit 

 

LTC3884 High Efficiency, Single-Output, 5V/60A Buck Converter

Feb 5th 2016
The LTC®3884 is a dual output PolyPhase DC/DC synchronous step-down switching regulator controller with an I2C-based PMBus compliant serial interface. The controller employs a constant-frequency current mode architecture, together with a unique scheme to provide excellent performance for sub-milliohm DCR applications. ...

Circuit 

 

LTC3884 High Efficiency, Single-Output 1.0/80A Buck Converter with Power Blocks

Feb 5th 2016
The LTC®3884 is a dual output PolyPhase DC/DC synchronous step-down switching regulator controller with an I2C-based PMBus compliant serial interface. The controller employs a constant-frequency current mode architecture, together with a unique scheme to provide excellent performance for sub-milliohm DCR applications. ...

Circuit 

 

LTC3884 High Efficiency, Single-Output, 1.2V/60A Buck Converter

Feb 5th 2016
The LTC®3884 is a dual output PolyPhase DC/DC synchronous step-down switching regulator controller with an I2C-based PMBus compliant serial interface. The controller employs a constant-frequency current mode architecture, together with a unique scheme to provide excellent performance for sub-milliohm DCR applications. ...

Circuit 

 

LTC3886 High Efficiency 425kHz 4-Phase 5V Step Down Converter

Dec 16th 2015
The LTC®3886 is a dual PolyPhase DC/DC synchronous step-down switching regulator controller with I2C-based PMBus compliant serial interface. This controller employs a constant-frequency, current-mode architecture, with high voltage input and output capability along with programmable loop compensation. The LTC3886 is supported ...

Circuit 

 

LTC3886 High Efficiency 250kHz 3-Phase 2.5V Plus One Phase 5V Step Down Converter with Sense Resistors

Dec 16th 2015
The LTC®3886 is a dual PolyPhase DC/DC synchronous step-down switching regulator controller with I2C-based PMBus compliant serial interface. This controller employs a constant-frequency, current-mode architecture, with high voltage input and output capability along with programmable loop compensation. The LTC3886 is supported ...

Circuit 

 

LTC3886 High Efficiency 150kHz 2-Phase Step Down Controller with Sense Resistors

Dec 16th 2015
The LTC®3886 is a dual PolyPhase DC/DC synchronous step-down switching regulator controller with I2C-based PMBus compliant serial interface. This controller employs a constant-frequency, current-mode architecture, with high voltage input and output capability along with programmable loop compensation. The LTC3886 is supported ...

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 

 

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 ...

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 ...

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 ...

Circuit 

 

Achieving Low On-Resistance with Guaranteed SOA in High Current Hot Swap Applications

Dan Eddleman - Senior Applications Engineer
Gabino Alonso - Strategic Marketing Engineer
Jul 29th 2015
Introduction The requirement for live insertion and removal in high current backplane applications demands MOSFETs that exhibit both low on-resistance during steady state operation and high Safe Operating Area (SOA) for transient conditions. Often, modern MOSFETs optimized for low on-resistance are unsuitable for high SOA Hot ...

Blog Post Circuit LTspice 

 

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, 1.5V Output DC/DC μModule Regulator with I2C/SMBus/PMBus Serial Interface

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 

 

Four Paralleled LTM4675 Producing 1Vout at Up to 70A with 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 LTspice 

 

LTM4675 uModule 12Vin, 1Vout at up 122A with 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 

 

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 

 

LTM4675 9A, 1V and 9A, 1.8V 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 

 

LTC3887 Dual 350kHz 3.3V/0.5V Step-Down Converter with PMBus

Jul 15th 2015
The LTC®3887 is a dual, PolyPhase DC/DC synchronous step-down switching regulator controllers with an I2Cbased PMBus compliant serial interface. The controllers use a constant frequency, current mode architecture that is supported by LTpowerPlay™ a software development tool with graphical user interface (GUI). ...

Circuit 

 

LTC3887 High Efficiency Quad 500kHz 1.2V Step-Down Converter with PMBus

Jul 15th 2015
The LTC®3887 is a dual, PolyPhase DC/DC synchronous step-down switching regulator controllers with an I2Cbased PMBus compliant serial interface. The controllers use a constant frequency, current mode architecture that is supported by LTpowerPlay™ a software development tool with graphical user interface (GUI). ...

Circuit 

 

LTC3887 High Efficiency 350kHz 2-Phase 1.5V Dual Step-Down Converter with Sense Resistors and PMBus

Jul 15th 2015
The LTC®3887 is a dual, PolyPhase DC/DC synchronous step-down switching regulator controllers with an I2Cbased PMBus compliant serial interface. The controllers use a constant frequency, current mode architecture that is supported by LTpowerPlay™ a software development tool with graphical user interface (GUI). ...

Circuit 

 

LTC3887 High Efficiency 425kHz 1.05V Step-Down Dual Phase Converter with Power Blocks and PMBus

Jul 15th 2015
The LTC®3887 is a dual, PolyPhase DC/DC synchronous step-down switching regulator controllers with an I2Cbased PMBus compliant serial interface. The controllers use a constant frequency, current mode architecture that is supported by LTpowerPlay™ a software development tool with graphical user interface (GUI). ...

Circuit 

 

LTC3887 High Efficiency 425kHz 3-Phase 1.8V and 1-Phase 2.5V Step-Down Converter with PMBus

Jul 15th 2015
The LTC®3887 is a dual, PolyPhase DC/DC synchronous step-down switching regulator controllers with an I2Cbased PMBus compliant serial interface. The controllers use a constant frequency, current mode architecture that is supported by LTpowerPlay™ a software development tool with graphical user interface (GUI). ...

Circuit 

 

LTC3887 High Efficiency Dual 500kHz 3.3V/1.8V Step-Down Converter with PMBus

Jul 15th 2015
The LTC®3887 is a dual, PolyPhase DC/DC synchronous step-down switching regulator controllers with an I2Cbased PMBus compliant serial interface. The controllers use a constant frequency, current mode architecture that is supported by LTpowerPlay™ a software development tool with graphical user interface (GUI). ...

Circuit 

 

LTC2984 Thermocouple Measurement with Automatic Cold Junction Compensation

Jun 17th 2015
The LTC®2984 measures a wide variety of temperature sensors and digitally outputs the result, in °C or °F, with 0.1°C accuracy and 0.001°C resolution. The LTC2984 can measure the temperature of virtually all standard (type B, E, J, K, N, S, R, T) or custom thermocouples, automatically compensate for cold ...

Circuit 

 

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 

 

LTC2956 Micropower Time-Lapse Photography Intervalometer

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 

 

LTC2956 Micropower, Reverse Battery Protected Pushbutton Controller and Sleep Timer with Hot-Swap Controller

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 

 

LTC2956 Low IQ Timer with 10% Duty Cycle

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 

 

LTC3118 System Power (Priority) or 3-Cell Li-Ion to 5V VOUT Regulator with Automatic Burst Mode Operation

Mar 19th 2015
The LTC®3118 is a dual-input, wide voltage range synchronous buck-boost DC/DC converter with an intelligent, integrated, low-loss PowerPath control. The unique power switch architecture provides efficient operation from either input source to a programmable output voltage above, below or equal to the input. Voltage capability ...

Circuit 

 

LTC3118 Dual Battery System to 3.3V VOUT, Runs from Lead Acid (Priority) When Present Automatic Burst Mode Operation

Mar 19th 2015
The LTC®3118 is a dual-input, wide voltage range synchronous buck-boost DC/DC converter with an intelligent, integrated, low-loss PowerPath control. The unique power switch architecture provides efficient operation from either input source to a programmable output voltage above, below or equal to the input. Voltage capability ...

Circuit 

 

LTC4218 12V / 100A Hot Swap Design for Server Farms

Dan Eddleman - Senior Applications Engineer Mar 18th 2015
Cultivate reliability on the farm with a properly designed Hot Swap circuit. Introduction As data centers servicing the cloud grow in speed and capacity, backplane supplies are called on to deliver currents that push the performance boundaries of Hot Swap™ components. Hot Swap solutions allow boards to be inserted and ...

Blog Post Circuit LTspice 

 

LTC4226 Parallel MOSFETs in Hot Swap Circuits

Dan Eddleman - Senior Applications Engineer
Gabino Alonso - Strategic Marketing Engineer
Mar 13th 2015
The Good, the Bad, and the Ugly Introduction While it is often desirable, and sometimes absolutely critical, to use multiple parallel MOSFETs in Hot Swap™ circuits, careful analysis of Safe Operating Area (SOA) is essential. Each additional parallel MOSFET added to a circuit improves the voltage drop, power loss, and ...

Blog Post Circuit LTspice 

 

LTC3118 12V VIN to 5V VOUT Converter with Capacitor Backup Runs from VIN1 (Priority) in Normal Mode, VIN2 During Backup Event

Feb 24th 2015
The LTC®3118 is a dual-input, wide voltage range synchronous buck-boost DC/DC converter with an intelligent, integrated, low-loss PowerPath control. The unique power switch architecture provides efficient operation from either input source to a programmable output voltage above, below or equal to the input. Voltage capability ...

Circuit 

 

LTC7860 3.5V to 60V Input, 12V/18V Maximum 5A Output at 535kHz

Feb 24th 2015
The LTC®7860 high efficiency surge stopper protects loads from high voltage transients. High efficiency permits higher currents and smaller solution sizes. During an input overvoltage event, such as a load dump in vehicles, the LTC7860 controls the gate of an external MOSFET to act as a switching DC/DC regulator (PROTECTIVE ...

Circuit 

 

LTM4639 2.375V to 7VIN, 1.5V at 20A uModule Design

Nov 24th 2014
The LTM®4639 is a complete 20A output high efficiency switch mode step-down DC/DC μModule (micromodule) regulator. Included in the package are the switching controller, power FETs, inductor and compensation components. Operating over an input voltage range from 2.375V to 7V, the LTM4639 supports an output voltage range ...

Circuit 

 

LTM4639 1.8V at 20A uModule Design with Input Current and Temperature Monitoring

Nov 24th 2014
The LTM®4639 is a complete 20A output high efficiency switch mode step-down DC/DC μModule (micromodule) regulator. Included in the package are the switching controller, power FETs, inductor and compensation components. Operating over an input voltage range from 2.375V to 7V, the LTM4639 supports an output voltage range ...

Circuit 

 

LTC2983 Thermocouple Measurement with Automatic Cold Junction Compensation

Nov 10th 2014
The LTC®2983 measures a wide variety of temperature sensors and digitally outputs the result, in °C or °F, with 0.1°C accuracy and 0.001°C resolution. The LTC2983 can measure the temperature of virtually all standard (type B, E, J, K, N, S, R, T) or custom thermocouples, automatically compensate for cold ...

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 

 

LTC2946 Power, Charge and Energy Monitoring in –48V System Using Low Side Sensing (1.5kHz I2C Interface)

Sep 18th 2014
The LTC®2946 is a rail-to-rail system monitor that measures current, voltage, power, charge and energy. It features an operating range of 2.7V to 100V and includes a shunt regulator for supplies above 100V. The current measurement common mode range of 0V to 100V is independent of the input supply. A 12-bit ADC measures ...

Circuit 

 

LTC2946 Bidirectional Power Monitor with Energy and Charge Monitor in Forward Path

Sep 18th 2014
The LTC®2946 is a rail-to-rail system monitor that measures current, voltage, power, charge and energy. It features an operating range of 2.7V to 100V and includes a shunt regulator for supplies above 100V. The current measurement common mode range of 0V to 100V is independent of the input supply. A 12-bit ADC measures ...

Circuit 

 

LTC2946 Dual Power, Charge and Energy Monitor Using Single Opto-Coupler for Galvanic Isolation and Blocking Diodes for Data Retention When Either Supply Fails

Sep 18th 2014
The LTC®2946 is a rail-to-rail system monitor that measures current, voltage, power, charge and energy. It features an operating range of 2.7V to 100V and includes a shunt regulator for supplies above 100V. The current measurement common mode range of 0V to 100V is independent of the input supply. A 12-bit ADC measures ...

Circuit 

 

LTC2946 Power, Charge and Energy Monitor for Main Supply and Power Monitor for Secondary Supply with Single LTC2946

Sep 18th 2014
The LTC®2946 is a rail-to-rail system monitor that measures current, voltage, power, charge and energy. It features an operating range of 2.7V to 100V and includes a shunt regulator for supplies above 100V. The current measurement common mode range of 0V to 100V is independent of the input supply. A 12-bit ADC measures ...

Circuit 

 

LTC2946 Power, Charge and Energy Monitor in –48V Harsh Environment Using INTVCC Shunt Regulator to Tolerate 200V Transients

Sep 18th 2014
The LTC®2946 is a rail-to-rail system monitor that measures current, voltage, power, charge and energy. It features an operating range of 2.7V to 100V and includes a shunt regulator for supplies above 100V. The current measurement common mode range of 0V to 100V is independent of the input supply. A 12-bit ADC measures ...

Circuit 

 

LTC2946 6V to 300V High Side Power, Charge and Energy Monitor

Sep 18th 2014
The LTC®2946 is a rail-to-rail system monitor that measures current, voltage, power, charge and energy. It features an operating range of 2.7V to 100V and includes a shunt regulator for supplies above 100V. The current measurement common mode range of 0V to 100V is independent of the input supply. A 12-bit ADC measures ...

Circuit 

 

LTC3788 Generates High Voltages Using a Two-Stage Boost Converter

Victor Khasiev - Applications Engineer
Gabino Alonso - Strategic Marketing Engineer
Sep 17th 2014
Generating high voltages from low level sources is not an easy task. Engineers are facing the following problems when they try to implement single stage boost at high step-up ratios. Limitation of maximum duty cycle in boost controllers Sharp decrease in efficiency at long duty cycles High peak currents and EMI challenges ...

Blog Post Circuit LTspice 

 

LTC3803/LTC4441 6V -24V Input Voltage to 52V/2A Boost Converter

Sep 4th 2014
The LTC®4441/LTC4441-1 is an N-channel MOSFET gate driver that can supply up to 6A of peak output current. The chip is designed to operate with a supply voltage of up to 25V and has an adjustable linear regulator for the gate drive. The gate drive voltage can be programmed between 5V and 8V. ...

Circuit LTspice 

 

LTC4252B-1 –48V/2.5A Hot Swap Controller

Sep 2nd 2014
The LTC®4252 negative voltage Hot SwapTM controller allows a board to be safely inserted and removed from a live backplane. Output current is controlled by three stages of current limiting: a timed circuit breaker, active current limiting and a fast feedforward path that limits peak current under worst-case catastrophic ...

Circuit LTspice 

 

LTC3882 7-13.2Vin, 1Vout@80A With PMBus

Aug 8th 2014
The LTC®3882 is a dual, PolyPhase DC/DC synchronous step-down switching regulator controller with PMBus compliant serial interface. It uses a constant frequency, leading-edge modulation, voltage mode architecture for excellent transient response and output regulation. Each PWM channel can produce output voltages from 0.5V ...

Circuit 

 

LTC3882 36V Input 3.3V/40A 1.0MHz Converter with Discrete Gate Drivers

Aug 8th 2014
The LTC®3882 is a dual, PolyPhase DC/DC synchronous step-down switching regulator controller with PMBus compliant serial interface. It uses a constant frequency, leading-edge modulation, voltage mode architecture for excellent transient response and output regulation. Each PWM channel can produce output voltages from 0.5V ...

Circuit 

 

LTC3882 High Density 1.5V/45A 650kHz Converter Using Dual Power Block

Aug 8th 2014
The LTC®3882 is a dual, PolyPhase DC/DC synchronous step-down switching regulator controller with PMBus compliant serial interface. It uses a constant frequency, leading-edge modulation, voltage mode architecture for excellent transient response and output regulation. Each PWM channel can produce output voltages from 0.5V ...

Circuit 

 

LTC3882 1V/40A and 1.8V/30A 500kHz Converter with DrMOS Power Stage

Aug 8th 2014
The LTC®3882 is a dual, PolyPhase DC/DC synchronous step-down switching regulator controller with PMBus compliant serial interface. It uses a constant frequency, leading-edge modulation, voltage mode architecture for excellent transient response and output regulation. Each PWM channel can produce output voltages from 0.5V ...

Circuit 

 

LTC3225 5V Supercapacitor Back-Up Supply

Aug 7th 2014
The LTC3225/LTC3225-1 are programmable supercapacitor chargers designed to charge two supercapacitors in series to a selectable fixed output voltage (4.8V/5.3V for the LTC3225 and 4V/4.5V for the LTC3225-1) from input supplies as low as 2.8V to 5.5V. Automatic cell balancing prevents overvoltage damage to either supercapacitor. ...

Circuit LTspice 

 

LTC4366 Surge Protected Automotive 12V Supply

Aug 4th 2014
The LTC®4366 surge stopper protects loads from high voltage transients. By controlling the gate of an external N-channel MOSFET, the LTC4366 regulates the output during an overvoltage transient. The load may remain operational while the overvoltage is dropped across the MOSFET. Placing a resistor in the return line isolates ...

Circuit LTspice 

 

LTC4211 Single Channel 5V Hot Swap Controller

Aug 4th 2014
The LTC4211 is a Hot Swap controller that allows a board to be safely inserted and removed from a live backplane. An internal highside switch driver controls the gate of an external N-channel MOSFET for supply voltages ranging from 2.5V to 16.5V. The LTC4211 provides soft-start and in rush current limiting during the start-up ...

Circuit LTspice 

 

LTC4217 Single Channel 12V, 1.5A Hot Swap Controller

Aug 4th 2014
The LTC4217 is an integrated solution for Hot Swap™ applications that allows a board to be safely inserted and removed from a live backplane. The part integrates a Hot Swap controller, power MOSFET and current sense resistor in a single package for small form factor applications. A dedicated 12V version (LTC4217-12) ...

Circuit LTspice 

 

LTC4364-1 4A, 12V Overvoltage Output Regulator with Ideal Diode Withstands 200V 1ms Transient at VIN

Aug 4th 2014
The LTC4364 surge stopper with ideal diode controller protects loads from high voltage transients. It limits and regulates the output during an overvoltage event, such as load dump in automobiles, by controlling the voltage drop across an external N-channel MOSFET pass device. The LTC4364 also includes a timed, current limited ...

Circuit LTspice 

 

LTC4261 –48V/200W Hot Swap Controller with I2C and ADC

Aug 4th 2014
The LTC®4261/LTC4261-2 negative voltage Hot SwapTM controllers allow a board to be safely inserted and removed from a live backplane. Using an external N-channel pass transistor, the board supply voltage can be ramped at an adjustable rate. The devices feature independently adjustable inrush current and overcurrent limits ...

Circuit LTspice 

 

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 Transceiver Signal Integrity Development Kit, Stratix V GT Edition

Jun 16th 2014
The Altera® Stratix® V GT Transceiver Signal Integrity (SI) Development Kit provides a platform for electrical compliance testing and interoperability analysis. The accessibility to multiple channels allows for real-world analysis as implemented in the system with transceiver channels available through SMA ...

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 

 

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