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Solutions Search - PowerPath Controllers & Ideal Diodes

Active Rectifier Controller with Reverse Protection

Nov 13th 2017
NORWOOD, MA – November 13, 2017 – Analog Devices announces the Power by Linear™ LT8672, an active rectifier controller with reverse input protection to –40V. Its 3V to 42V input voltage capability is ideal for automotive applications which must regulate through cold-crank and stop-start scenarios with ...

Press Release 

 

DC2548A - LT8672EMS Demo Board | VIN = -15V to 35V, Up to 5A Output

Oct 31st 2017
Demonstration circuit 2548A is an active rectifier with reverse protection featuring the LT®8672. The demo board is designed for 5A load current. The input voltage range of the LT8672 is –40V to +42V. Two clamping diodes, D1 and D2, are used on the board to protect the IC from overvoltage spikes at the input, thus ...

Demo Board 

 

LT8672 12V, 5A Automotive Reverse Battery Protection

Oct 6th 2017
The LT®8672 is an active rectifier controller for reverse input protection. It drives an external N-channel MOSFET to replace a power Schottky diode. Its very low quiescent current and fast transient response meet the tough requirements in automotive applications where AC input signals of up to 100kHz are present. These ...

Circuit LTspice 

 

Dual Input Prioritizer Provides Low Quiescent Current Backup Supply Switchover Solution

Sep 14th 2017
MILPITAS, CA and NORWOOD, MA – September 14, 2017 – Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LTC4418, a dual input power prioritizer for 2.5V to 40V systems. To enable portability, preserve memory during brownouts, and ensure a graceful shutdown on power loss, electronic ...

Press Release 

 

High Efficiency Solar MPPT Battery Charger Using LT8611 and AD5245

Perry Faubert - FAE Jul 10th 2017
Introduction Outdoor applications that use solar panels in the range of a few watts often use a microcontroller-based MPPT (Maximum Power Point Tracking)  function to extract the maximum power available over the full range of environmental operating conditions. Many microcontroller-based MPPT solutions designed for ...

Blog Post LTspice 

 

DC2583A - LT4294/LT4321 Demo Board | PoE++ (71W/37V-57V) PD and Ideal Diode Bridge

Jun 9th 2017
Demonstration circuit 2583 is an IEEE 802.3bt (Draft 2.3) compliant Power over Ethernet (PoE) powered device (PD). It features the LT®4294 PD interface controller and the LT4321 PoE ideal diode bridge controller.   ...

Demo Board 

 

DC2584A-A - LT4295/LT4321 Demo Board | PoE++ (71W/12V/5.5A) PD with Forward DC/DC and Ideal Diode Bridge

May 31st 2017
Demonstration circuit 2584A is an IEEE 802.3bt (Draft 2.1) compliant Power over Ethernet (PoE) Powered Device (PD). It features the LT®4295 PD interface and switching regulator controller and the LT4321 PoE ideal diode bridge controller.   ...

Demo Board 

 

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 supply ...

Circuit 

 

DC2539A-A - LT4295/LT4321 Demo Board | PoE++ (51W, 12V/3.9A) PD with Flyback DC/DC and Ideal Diode Bridge

Jan 19th 2017
Demonstration circuit 2539A is an IEEE802.3bt (Draft 2.1) compliant Power over Ethernet (PoE) Powered Device (PD). It features the LT®4295 PD interface and switching regulator controller and the LT4321 PoE ideal diode bridge controller. ...

Demo Board 

 

DC2476A-A - LT4295/LT4321 Demo Board | PoE++ (62W/24V/2.7A or 71W/24V/2.4A) PD with Flyback DC/DC and Ideal Diode Bridge

Jan 19th 2017
Demonstration Circuit 2476A is an IEEE 802.3bt (Draft 2.2) compliant power over ethernet (PoE) powered device (PD). It features the LT®4295 PD interface and switching regulator controller and the LT4321 PoE ideal diode bridge controller.      ...

Demo Board 

 

DC2047A-A - LT4276B/LT4321 Demo Board | PoE+ (25W, 12V/1.9A) PD with DC/DC, Ideal Diode Bridge and 9V-57V AUX

Dec 13th 2016
Demonstration circuit 2047A-A is an IEEE802.3at compliant Power over Ethernet (PoE) Powered Device (PD) with support for 9-57VDC and 24VAC auxiliary supply input. It features the LT®4276 PD interface and switching regulator controller, the LT4321 PoE ideal diode bridge controller, and the LT4320 ideal diode bridge controller. ...

Demo Board 

 

DC2475A-A - LT4295/LT4321 Demo Board | PoE++ (40W, 12V/3A) PD with Flyback DC/DC and Ideal Diode Bridge

Dec 13th 2016
Demonstration circuit 2475A-A is an IEEE802.3bt (Draft 2.0) compliant Power over Ethernet (PoE) powered device (PD). It features the LT®4295 PD interface and switching regulator controller with the LT4321 PoE ideal diode bridge controller. ...

Demo Board 

 

Dual Input Prioritizers with Built-In Battery Monitoring

Rajesh Venugopal - Sr Design Engr Dec 8th 2016
Selecting the appropriate input supply to power a system with multiple input power sources is not a trivial task. This video discusses challenges associated with the supply selection process, also known as prioritization. The LTC4419 and its features are introduced to show case how the product solves key prioritization challenges ...

Video 

 

DC2208A - LTC4420CDD Demo Board | 18V Dual Input Micropower PowerPath Prioritizer with Backup Supply Monitoring

Oct 17th 2016
Demonstration circuit DC2208A uses the LTC®4420 to provide backup switchover, keeping the output load powered during brownout or power loss conditions. Priority is assigned by supply connection to the V1 and V2 inputs. The power source connected to the V1 input has a higher priority, and it is monitored continuously by adjustable ...

Demo Board 

 

Dual Input, 2.5A Synchronous Step-Down DC/DC Converter Delivers 95% Efficiency from 2.4V to 42V Inputs with Lossless PowerPath Control

Oct 4th 2016
MILPITAS, CA – October 4, 2016 – Linear Technology Corporation announces the LTC3126, a 2.5A, 42V synchronous step-down switching regulator with an integrated dual input PowerPath™ control. A unique power stage topology enables operation from either of two independent power sources, with seamless, internally ...

Press Release 

 

DC2215A - LTC3126EUFD Demo Board | Dual Input Sync Buck, 4.3V ≤ VIN1 ≤ 42V, 6V ≤ VIN2 ≤ 8.4V (Operational to 42V), VOUT = 3.3V @ 2.5A

Sep 22nd 2016
Demonstration Circuit 2215A, features the LTC®3126, a synchronous buck converter with an integrated lossless input PowerPath™. Pin selectable (JP2) ideal diode-OR and priority input modes, with programmable undervoltage lockout thresholds provide control over the transition between input sources. The unique all N-channel ...

Demo Board 

 

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 

 

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 

 

Prioritized PowerPath Controllers; LTC4417/4419/4420 - Video Product Brief

Pinkesh Sachdev - Product Marketing Engineer - Mixed Signal Sep 1st 2016
PowerPath™ prioritizers are low operating current circuits that provide backup switchover power for keeping critical circuitry alive during brown out and power loss conditions based on a user-defined priority. Priority is defined by pin assignment, with V1 assigned the highest priority and V3 the lowest priority. ...

Video 

 

DC2160A - LTC4419CDD Demo Board | 18V Dual Input Micropower PowerPath Prioritizer

Sep 1st 2016
Demonstration circuit 2160A uses the LTC®4419 to provide backup switchover, keeping the output load powered during brown out or power loss conditions. Priority is assigned by supply connection to the V1 and V2 inputs. The power source connected to V1 has a higher priority and is monitored by undervoltage switchover threshold ...

Demo Board 

 

Monolithic 18V Prioritizer Provides Low Standby Current Backup Battery Switchover Solution

Sep 1st 2016
MILPITAS, CA – September 1, 2016 – Linear Technology Corporation introduces the LTC4420, a dual input monolithic power prioritizer for 1.8V to 18V systems. To enable portability, preserve memory during brownouts, and ensure a graceful shutdown on power loss, electronic systems employ batteries and capacitors for ...

Press Release 

 

Surge Stoppers: Overvoltage & Overcurrent Protection ICs - Video Product Brief

Pinkesh Sachdev - Product Marketing Engineer - Mixed Signal Aug 25th 2016
Historically, overvoltage and overcurrent protection (e.g., load dump protection) was achieved using bulky capacitors, TVS diodes and fuses, but this discrete solution consumes a lot of real estate, and does not offer continuous operation through transient events. Linear Technology's family of High Voltage Surge Stoppers, ...

Video 

 

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 

 

DC2180A - LTC4371 Demoboard | Dual -48V, 50A Ideal Diode-OR

Jul 20th 2016
Demonstration circuit 2180A showcases the LTC4371 dual negative voltage ideal diode-OR controller and monitor, in a −48V, 50A application. Each channel includes two paralleled 2mΩ (Max) MOSFETs for a total dissipation of just 2.5W at full load. Power connections are made by way of 1⁄4" ring terminals with a ...

Demo Board 

 

Negative Voltage Ideal Diodes (Diode-OR Controllers)

Kevin B. Scott - Senior Strategic Marketing Engineer May 23rd 2016
An ideal diode (also referred to as a diode-OR controller and more generally as a PowerPath controller) is a robust, expanded functionality replacement for a discrete power diode. It consists of a MOSFET in place of the diode to provide a low voltage drop, low power dissipation switch that connects a power ...

Blog Post 

 

Buck-Boost DC/DC Converter with Intelligent PowerPath

James Noon - Applications Engineering Section Leader May 16th 2016
The LTC3118 combines a low-loss PowerPath controller with a single inductor buck-boost converter, resulting in a compact platform for multiple input designs. The LTC3118’s unique switch architecture allows operation from higher or lower voltage on either input, to a regulated output voltage. The wide input/output voltage ...

Video 

 

LTspice: Using Time-Dependent Exponential Sources to Model Transients

Mitchell Lee - Applications Engineer
Gabino Alonso - Strategic Marketing Engineer
May 15th 2016
When working with Surge Stoppers or Hot Swap Controllers, occasionally there is a need to simulate a circuit's behavior with a specified voltage or current transient. These transients are usually modeled using a double exponential waveform characterized by a peak voltage, a rise time (usually 10%–90%), a fall time to 50% ...

Blog Post LTspice 

 

DC1033B - LTC2952 Demo Board | Push-Button Power Path Controller w/ Supervisor

May 13th 2016
Demonstration circuit 1033B features the LTC©2952, a micropower, multipurpose, pushbutton On/Off PowerPath™ controller that provides voltage monitoring and supervisory features, as well as ideal diode power paths. Selectable PowerPath management modes allow a variety of power on and off configurations, including pushbutton ...

Demo Board 

 

Low Loss 3-Phase Ideal Diode Bridge Rectifier Reduces Heat, Easing Thermal Design

May 10th 2016
MILPITAS, CA -May 10, 2016 - Linear Technology Corporation announces the availability of a low loss 3-phase ideal diode bridge rectifier reference design, demonstrated on evaluation board DC2465. Conventional 3-phase rectifiers employ six diodes, but the diodes drop voltage and dissipate significant power at just a few amperes ...

Press Release 

 

Primer on PowerPath Controllers, Ideal Diodes & Prioritizers

Pinkesh Sachdev - Product Marketing Engineer - Mixed Signal Apr 29th 2016
Electronic systems powered by multiple DC sources are commonplace - they include handheld devices (USB port and battery), portable instruments (wall adapter and battery), and high-availability servers (main and redundant/auxiliary supply rails). Selecting the correct input supply to power the system is not a trivial ...

Blog Post 

 

DC2465A - LT4320IDD-1 3-Phase Ideal Diode Bridge Rectifier [9VAC to 48VAC L-L, 25A]

Apr 8th 2016
Demonstration circuit 2465A is a 3-phase ideal diode bridge using three LT®4320 controllers and six N-channel FETs. This demo board provides highly efficient 3-phase rectification with an input voltage range from 5VAC to 28VAC RMS (line to neutral) and maximum load current of 25A. ...

Demo Board LTspice 

 

DC2314A-B - LTC4236-2 Demo Board | Dual Ideal Diode-OR & Single Hot Swap Controller with Current Monitor, Auto-Retry Version

Mar 22nd 2016
Demonstration circuit 2314A is intended to demonstrate the performance of the LTC4236-1/LTC4236-2 Dual Ideal Diode-OR and Single Hot Swap Controller with Current Monitor. The controller operates in redundant supply circuits, where each rail has an individual ideal diode, and the outputs are connected to the load through a single ...

Demo Board 

 

DC2314A-A - LTC4236-1 Demo Board | Dual Ideal Diode-OR & Single Hot Swap Controller with Current Monitor, Latch-Off Version

Mar 22nd 2016
Demonstration circuit 2314A is intended to demonstrate the performance of the LTC4236-1/LTC4236-2 Dual Ideal Diode-OR and Single Hot Swap Controller with Current Monitor. The controller operates in redundant supply circuits, where each rail has an individual ideal diode, and the outputs are connected to the load through a single ...

Demo Board 

 

High Power Negative Supply Ideal Diode-OR Controller Withstands ±300V Transients

Mar 17th 2016
MILPITAS, CA - March 17, 2016 - Linear Technology Corporation introduces the LTC4371, a rugged ideal diode-OR controller for dual feed high power telecom and datacom boards. The LTC4371 provides seamless handoff between redundant power supplies, replacing power Schottky diodes and associated heat sinks with N-channel MOSFETs, significantly ...

Press Release 

 

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 

 

DC1823B - LT4320IDD Demo Board | 1.2kW Ideal Diode Bridge Full-Wave Rectifier [9V to 40V, 30A]

Feb 10th 2016
Demonstration circuit 1823B features the LT®4320, an ideal diode bridge controller  suitable for applications that require high current AC to DC full-wave rectification or DC polarity correction. With an AC input, the input voltage range is 12VAC to 24VAC, the output voltage can be as high as 70V, and the output current ...

Demo Board 

 

DC2315A-B - LTC4235-2 Demo Board | Dual 12V Ideal Diode-OR & Single Hot Swap Controller with Current Monitor, Auto-Retry

Jan 12th 2016
Demonstration circuit 2315A is intended to demonstrate the performance of the LTC®4235-1/LTC4235-2 Dual 12V Ideal Diode-OR and Single Hot Swap™ Controller with Current Monitor. The controller operates in redundant 12V supply circuits, where each rail has an individual ideal diode, and the outputs are connected to the ...

Demo Board 

 

DC2315A-A - LTC4235-1 Demo Board | Dual 12V Ideal Diode-OR & Single Hot Swap Controller with Current Monitor, Latch-Off

Jan 12th 2016
Demonstration circuit 2315A is intended to demonstrate the performance of the LTC®4235-1/LTC4235-2 Dual 12V Ideal Diode-OR and Single Hot Swap™ Controller with Current Monitor. The controller operates in redundant 12V supply circuits, where each rail has an individual ideal diode, and the outputs are connected to the ...

Demo Board 

 

Ideal Diode-OR & Hot Swap Controller Provides Current Monitoring Output

Jan 6th 2016
MILPITAS, CA - January 6, 2016 - Linear Technology Corporation introduces the LTC4236, a dual ideal diode-OR and single Hot Swap controller with a load current monitoring output. High availability systems-servers, network routers, and solid-state drives-power circuit boards with multiple power supply feeds. The LTC4236 combines ...

Press Release 

 

Using a Current Sharing Controller with Non-Redundant Supplies

Bob Smith - Sr Module Design Engineer Nov 30th 2015
Design Note 1036: Introduction The LTC4370 is a 2-supply current sharing, diode- ORing controller that uses MOSFETs to form ideal diodes. In this way, the LTC4370 can actively balance the output currents of two supplies, even those with unequal output voltages. For two unequal voltage input supplies, the forward voltage ...

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 

 

DC2046A-F - LT4276C/LT4321 Demo Board | PoE (13W, 5V/2.3A) PD with DC/DC and Ideal Diode Bridge

Jul 10th 2015
Demonstration circuit 2046A-F is a PoE powered device (PD) with an isolated power supply using synchronous flyback topology, featuring the LT4276 and ideal diode bridge controller (LT4321). ...

Demo Board 

 

DC2046A-E - LT4276A/LT4321 Demo Board | LTPoE++ (38.7W, 5V/7A) PD with DC/DC and Ideal Diode Bridge

Jul 10th 2015
Demonstration circuit 2046A-E is a PoE powered device (PD) with an isolated power supply using synchronous flyback topology, featuring the LT4276 and ideal diode bridge controller (LT4321). ...

Demo Board 

 

DC2046A-D - LT4276B/LT4321 Demo Board | PoE+(25W, 24V/1A) PD with DC/DC and Ideal Diode Bridge

Jul 10th 2015
Demonstration circuit 2046A-D is a PoE powered device (PD) with an isolated power supply using synchronous flyback topology, featuring the LT4276 and ideal diode bridge controller (LT4321). ...

Demo Board 

 

DC2046A-C - LT4276B/LT4321 Demo Board | PoE+ (25W, 12V/1.9A) PD with DC/DC and Ideal Diode Bridge

Jul 10th 2015
Demonstration circuit 2046A-C is a PoE powered device (PD) with an isolated power supply using synchronous flyback topology, featuring the LT4276 and ideal diode bridge controller (LT4321). ...

Demo Board 

 

DC2046A-B - LT4276B/LT4321 Demo Board | PoE+ (25W, 5V/4.7A) PD with DC/DC and Ideal Diode Bridge

Jul 10th 2015
Demonstration circuit 2046A-B is a PoE powered device (PD) with an isolated power supply using synchronous flyback topology, featuring the LT4276 and ideal diode bridge controller (LT4321) ...

Demo Board 

 

DC2046A-A - LT4276B/LT4321 Demo Board | PoE+ (25W, 3.3V/6.8A) PD with DC/DC and Ideal Diode Bridge

Jul 10th 2015
Demonstration circuit 2046A-A is a PoE powered device (PD) with an isolated power supply using synchronous flyback topology, featuring the LT4276 and ideal diode bridge controller (LT4321). ...

Demo Board 

 

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 

 

28V Low Loss PowerPath Controller with Low 20mV Forward Voltage Now Offered in High Reliability & Military Temperature Grades

Mar 17th 2015
MILPITAS, CA - March 17, 2015 - Linear Technology Corporation introduces new high reliability and military temperature grade versions of its LTC4412, a robust “ideal diode” PowerPath™ controller. The LTC4412 permits low-loss ORing of multiple input DC power sources. Its 20mV forward voltage is at least 10 times lower than that ...

Press Release 

 

DC2045A - LTC3118EUFD Demo Board | Dual Input Buck-Boost, 2.5V ≤ VIN ≤ 18V, Vout = 5V @ up to 2A

Mar 16th 2015
Demonstration Circuit 2045A featuring the LTC3118 is a dual input fixed frequency synchronous buck-boost converter with an intelligent integrated low-loss Power-Path™. The unique all N-Channel architecture provides efficient operation from either input source to a programmable output voltage above, below or equal to the ...

Demo Board LTpowerCAD 

 

18V, 2A Synchronous Buck-Boost DC/DC with Dual Input PowerPath Control Enables Multi-Inputs & Extended Run Times

Mar 10th 2015
MILPITAS, CA - March 10, 2015 - Linear Technology announces the LTC3118, a dual input, wide voltage range synchronous buck-boost DC/DC converter with an intelligent, integrated low loss PowerPath™ control. Its unique power switch architecture provides high efficiency operation from either input source to a programmable output ...

Press Release 

 

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 

 

DC2125A - LT4275/LT4321/LTM8027 Demo Board | LTPoE++ PD Plus Diode Bridge & DC/DC Controller

Jan 14th 2015
Demonstration circuit 2125 is a small, highly-integrated, non-isolated PoE Powered Device (PD) solution. It features a PD Interface Controller (LT®4275), which interfaces with a PoE Power Sourcing Equipment (PSE), an ideal diode bridge controller (LT4321), which minimizes bridge losses, and a DC/DC μModule® regulator ...

Demo Board 

 

LT4321 PoE Ideal Diode Bridge Controller - Video Product Brief

Alison Steer - Product Marketing Manager Sep 11th 2014
The LT®4321 is a dual ideal diode bridge controller that enables a Power over Ethernet (PoE) powered device (PD) to receive power in either voltage polarity from RJ-45 data pairs, spare pairs, or both. The LT4321 and eight N-channel MOSFETs replace the eight diodes in a passive PoE rectifier bridge. The LT4321 eases ...

Video 

 

LT4320 Ideal Diode Bridge Controller - Video Product Brief

Alison Steer - Product Marketing Manager Sep 11th 2014
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 ...

Video 

 

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 

 

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 

 

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 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 Cyclone V GX Development Kit (Discontinued)

Jun 12th 2014
The Altera Cyclone V 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 milestones. Linear ...

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 100G Development Kit, Stratix V Edition

Jun 12th 2014
The Altera 100G Development Kit, Stratix V GX Edition enables a thoroughevaluation of 100G designs. It supports 10G/40G and 100G line interfaces through optical modules and the ability to verify a variety of high-speed protocols. Rail / Function  Part Number General Description of Part 0.9V: ...

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 

 

MOSFET Failure Protection for Single Output PolyPhase Converter

Mike Shriver - Senior Applications Engineer Mar 19th 2014
The low output voltage rails in many of today’s leading edge communication, networking, computer and industrial systems must be designed to meet the competing demands of higher load current, higher efficiency and diminishing amounts of board real estate. For cases where the load current is high, the most effective approach ...

Video 

 

DC1625A-D - LTC4227CUFD-4 Demo Board: Dual Ideal Diode & Single Hot Swap Controller with Fault Auto-Retry and 1.6ms On Delay

Mar 5th 2014
Demonstration circuit 1625A is intended to demonstrate performance of the LTC4227-1/LTC4227-2/LTC4227-3/ LTC4227-4 dual ideal diode and Hot Swap™ controller. Each rail has an individual ideal diode. Ideal diode outputs are connected to the load through a single Hot Swap circuit.   ...

Demo Board 

 

DC1625A-C - LTC4227CUFD-3 Demo Board: Dual Ideal Diode & Single Hot Swap Controller with Fault Latch-Off and 1.6ms On Delay

Mar 5th 2014
Demonstration circuit 1625A is intended to demonstrate performance of the LTC4227-1/LTC4227-2/LTC4227-3/ LTC4227-4 dual ideal diode and Hot Swap™ controller. Each rail has an individual ideal diode. Ideal diode outputs are connected to the load through a single Hot Swap circuit. ...

Demo Board 

 

9V to 72V Ideal Diode Bridge Controller Now Specified from -55°C to 125°C for Military & Automotive Applications

Mar 5th 2014
MILPITAS, CA - March 5, 2014 1 Linear Technology Corporation announces the automotive (H-grade) and high reliability military (MP-grade) versions of the LT4320, an ideal diode bridge controller for 9V to 72V systems. The LT4320 replaces a full-wave diode bridge rectifier with a low loss N-channel MOSFET bridge to reduce the ...

Press Release 

 

LT4321/LT4275 LTPoE++/PoE+/PoE PD Controller TechClips

Oct 24th 2013
Power over ethernet is a continuing trend in the Ethernet world. The current IEEE standard allows for up to 25.5W of PD input power. LTPoE++ is Linear Technology's solution to meet the demand for greater power with 38.7W, 52.7W, 70W and 90W power levels. Heat generated by Power Over Ethernet powered device (PD) is a design ...

Blog Post Video 

 

DC2093A-C - LT4275C/LT4321 PoE PD Demo Board

Oct 22nd 2013
DC2093A-C - Demo Board for:LT4275 - LTPoE++/PoE+/PoE PD ControllerLT4321 - PoE Ideal Diode Bridge Controller ...

Demo Board 

 

DC2093A-B - LT4275B/LT4321 PoE+/PoE PD Demo Board

Oct 22nd 2013
DC2093A-B - Demo Board for:LT4275 - LTPoE++/PoE+/PoE PD ControllerLT4321 - PoE Ideal Diode Bridge Controller ...

Demo Board 

 

Ideal Diode Bridge Controller Minimizes Power Loss & Heat in PoE Powered Devices

Oct 22nd 2013
MILPITAS, CA – October 22, 2013 – Linear Technology Corporation introduces the LT4321, an ideal diode bridge controller that replaces two diode bridge rectifiers with low-loss N-channel MOSFET bridges to increase the available power and reduce heat dissipation in a Power over Ethernet Powered Device (PoE PD). IEEE 802.3 ...

Press Release 

 

Meet Green Standards in 24VAC and 12VAC Lighting Systems: Replace Halogen Bulbs with LEDs Driven by High Power Factor, High Efficiency Converter

Keith Szolusha - Applications Engineering Section Leader Oct 17th 2013
LEDs are increasingly used in 24VAC and 12VAC lighting systems as a robust, energy efficient and high performance alternative to halogen lamps. Power converters that drive the LEDs should have a high power factor (above 90% in order to meet generally accepted green standards), should be efficient, use a minimal number of components ...

Blog Post 

 

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