LT1681, 36V-72V DC to 3.3V/20A Isolated Synchronous forward Converter

Reference Design using part LTC1698 by Analog Devices

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Manufacturer

Analog Devices
  • Application Category
    Power Supplies
  • Product Type
    DC to DC Multi-Output Power Supplies

For End Products

  • Automotive and Transportation
  • Computers and Peripherals
  • Telecom Power Supply

Description

  • Circuit shows LT1681, 36 to 72V DC to 3.3V/20A Isolated Synchronous forward Converter. The demand for high performance 48V input telecom modules has never been higher. The latest generation modules offer high current, high efficiency alternatives to traditional low voltage potted supplies

Key Features

  • Conversion Type
    DC to DC
  • Input Voltage
    36 to 72 V
  • Output Voltage
    3.3 V
  • Output Current
    20 A
  • Efficiency
    91 %
  • Topology
    Forward

Featured Parts (21)

Featured Parts
Part Number Manufacturer Type Description
MOC207R2VM onsemi Transistor and Photovoltaic Output Photocouplers Optocoupler DC-IN 1-CH Transistor With Base DC-OUT 8-Pin SOIC T/R Buy
LT1681ESW Analog Devices DC to DC Controllers DC/DC Cntrlr Single-OUT Forward 350kHz 20-Pin SOIC W Buy
MOC207M onsemi Transistor and Photovoltaic Output Photocouplers Optocoupler DC-IN 1-CH Transistor With Base DC-OUT 8-Pin SOIC Tube Buy
LT1681ISW#TRPBF Analog Devices DC to DC Controllers DC/DC Cntrlr Single-OUT Forward 350kHz 20-Pin SOIC W T/R Buy
LT1681ISW#PBF Analog Devices DC to DC Controllers DC/DC Cntrlr Single-OUT Forward 350kHz 20-Pin SOIC W Tube Buy
MOC207R2M onsemi Transistor and Photovoltaic Output Photocouplers Optocoupler DC-IN 1-CH Transistor With Base DC-OUT 8-Pin SOIC T/R Buy
LT1681ESW#TRPBF Analog Devices DC to DC Controllers DC/DC Cntrlr Single-OUT Forward 350kHz 20-Pin SOIC W T/R Buy
LT1681ESW#PBF Analog Devices DC to DC Controllers DC/DC Cntrlr Single-OUT Forward 350kHz 20-Pin SOIC W Tube Buy
MOC207VM onsemi Transistor and Photovoltaic Output Photocouplers Optocoupler DC-IN 1-CH Transistor With Base DC-OUT 8-Pin SOIC Tube Buy
LTC1698EGN Analog Devices PWM and Resonant Controllers Secondary Side PWM Controller 50kHz to 400kHz 16-Pin SSOP N Buy
LTC1698IS Analog Devices PWM and Resonant Controllers Secondary Side PWM Controller 50kHz to 400kHz 16-Pin SOIC N Buy
LTC1698IS#TRPBF Analog Devices PWM and Resonant Controllers Secondary Side PWM Controller 50kHz to 400kHz 16-Pin SOIC N T/R Buy
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