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Solutions Search - Ideal Diode Bridge

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 

 

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 

 

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 

 

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 

 

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 

 

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 

 

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 

 

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 

 

Active Bridge Rectifiers Reduce Heat Dissipation within PoE Security Cameras

Ryan Huff - PoE Applications Engineer Oct 1st 2013
Introduction Power over Ethernet (PoE) has been embraced by the video surveillance industry as a solution to an age-old problem: complicated cabling. For instance, a basic, traditional fixed-view security camera requires two cables: one for power (10W to 15W from a 24V AC or 12V DC), and a separate, coax cable for the video ...

Blog Post 

 

DC1902B - LT4320IDD Demo Board | 200W Ideal Diode Bridge Full-Wave Rectifier [9V to 60V, 3.5A]

Aug 14th 2013
DC1902B - Demo Board for:LT4320/LT4320-1 - Ideal Diode Bridge Controller ...

Demo Board 

 

The Dreaded "File Test" on an LT4320 Ideal Diode Bridge Controller

Ryan Huff - PoE Applications Engineer
Kaung Htoo - PoE Applications Engineer
Jul 9th 2013
The LT®4320/LT4320-1 are ideal diode bridge controllers that drive four N-channel MOSFETs, supporting voltage rectification from DC to 600Hz.  See how they can be used to replace conventional diodes:     By maximizing available voltage and reducing power dissipation (see thermograph comparison below), ...

Blog Post 

 

Ideal Diode Bridge Controller Minimizes Rectifier Heat & Voltage Loss

Jun 10th 2013
MILPITAS, CA – June 10, 2013 – Linear Technology Corporation introduces the LT4320, an ideal diode bridge controller for 9V to 72V systems that replaces each of the four diodes in a full-wave bridge rectifier with a low loss N-channel MOSFET to significantly reduce the power dissipation and increase available voltage. Power ...

Press Release 

 

LT4320 Ideal Diode Bridge Reduces AC/DC Rectifier Size and Cost

Ryan Huff - PoE Applications Engineer May 23rd 2013
This short video demonstrates the dramatic savings in AC/DC rectifier size, cost and heat sinking requirements that the LT4320 Ideal Diode Bridge brings over a conventional Schottky diode bridge for a similar temperature rise with a 24V AC input and 9A output load current. ...

Video 

 

DC2093A-A - LT4275A/LT4321 LTPoE++/PoE+/PoE PD Demo Board

Jul 31st 2012
DC2093A-A - Demo Board for:LT4275 - LTPoE++/PoE+/PoE PD ControllerLT4321 - PoE Ideal Diode Bridge Controller ...

Demo Board 

 

DC1814A-C - LTC4274A-3 Demo Board | LTPoE++ (70W) PSE

Oct 21st 2011
Demonstration circuit 1814A features the LTC®4274A, single port power sourcing equipment (PSE) controller, capable of delivering up to 90W of LTPoE++™ power to a compatible LTPoE++ powered device (PD). A proprietary detection/classification scheme allows mutual identification between an LTPoE++ PSE and LTPoE++ PD while ...

Demo Board 

 

DC1814A-B - LTC4274A-2 Demo Board | LTPoE++ (52.7W) PSE

Oct 21st 2011
Demonstration circuit 1814A features the LTC®4274A, single port power sourcing equipment (PSE) controller, capable of delivering up to 90W of LTPoE++™ power to a compatible LTPoE++ powered device (PD). A proprietary detection/classification scheme allows mutual identification between an LTPoE++ PSE and LTPoE++ PD while ...

Demo Board 

 

DC1815A-B - LTC4266A-2 Demo Board | 4-Port 52.7W LTPoE++ PSE (req. DC590)

Oct 21st 2011
Demonstration circuit 1815A features the LTC®4266A quad power sourcing equipment (PSE) controller, capable of delivering up to 90W of LTPoE++™ power to a compatible LTPoE++ powered device (PD). A proprietary detection/ classification scheme allows mutual identification between an LTPoE++ PSE and LTPoE++ PD while remaining ...

Demo Board QuikEval System 

 

DC1815A-D - LTC4266A-4 Demo Board | 4-Port 90W LTPoE++ PSE (req. DC590)

Oct 21st 2011
Demonstration circuit 1815A features the LTC®4266A quad power sourcing equipment (PSE) controller, capable of delivering up to 90W of LTPoE++™ power to a compatible LTPoE++ powered device (PD). A proprietary detection/ classification scheme allows mutual identification between an LTPoE++ PSE and LTPoE++ PD while remaining ...

Demo Board QuikEval System 

 

DC1815A-C - LTC4266A-3 Demo Board | 4-Port 70W LTPoE++ PSE (req. DC590)

Oct 21st 2011
Demonstration circuit 1815A features the LTC®4266A quad power sourcing equipment (PSE) controller, capable of delivering up to 90W of LTPoE++™ power to a compatible LTPoE++ powered device (PD). A proprietary detection/ classification scheme allows mutual identification between an LTPoE++ PSE and LTPoE++ PD while remaining ...

Demo Board QuikEval System 

 

DC1815A-A - LTC4266A-1 Demo Board | 4-Port 38.7W LTPoE++ PSE (req. DC590)

Oct 21st 2011
Demonstration circuit 1815A features the LTC®4266A quad power sourcing equipment (PSE) controller, capable of delivering up to 90W of LTPoE++™ power to a compatible LTPoE++ powered device (PD). A proprietary detection/ classification scheme allows mutual identification between an LTPoE++ PSE and LTPoE++ PD while remaining ...

Demo Board QuikEval System 

 

DC1814A-A - LTC4274A-1 Demo Board | LTPoE++ (38.7W) PSE

Sep 28th 2011
Demonstration circuit 1814A features the LTC®4274A, single port power sourcing equipment (PSE) controller, capable of delivering up to 90W of LTPoE++™ power to a compatible LTPoE++ powered device (PD). A proprietary detection/classification scheme allows mutual identification between an LTPoE++ PSE and LTPoE++ PD while ...

Demo Board 

 

DC1814A-D - LTC4274A-4 Demo Board | LTPoE++ (90W) PSE

Mar 23rd 2011
Demonstration circuit 1814A features the LTC®4274A, single port power sourcing equipment (PSE) controller, capable of delivering up to 90W of LTPoE++™ power to a compatible LTPoE++ powered device (PD). A proprietary detection/classification scheme allows mutual identification between an LTPoE++ PSE and LTPoE++ PD while ...

Demo Board