3.3V AC to DC Single Output Power Supply for PoE Power Supply

Reference Design using part LM5072MHX-80 by Texas Instruments

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Manufacturer

Texas Instruments
  • Application Category
    Power Supplies
  • Product Type
    AC to DC Single Output Power Supplies

Associated Documents

For End Products

  • PoE Power Supply

Description

  • LM5072 evaluation board is designed to provide a low cost, fully IEEE 802.3af compliant Power over Ethernet (PoE) power supply, capable of operating with both PoE and auxiliary (AUX) power sources

Key Features

  • Conversion Type
    AC to DC
  • Output Voltage
    3.3 V
  • Output Current
    3 A
  • Efficiency
    84 %
  • Topology
    Flyback

Featured Parts (22)

Featured Parts
Part Number Manufacturer Type Description
LMV431AIM5/NOPB Texas Instruments Voltage References V-Ref Adjustable 1.24V to 30V 15mA 5-Pin SOT-23 T/R Buy
LMV431AIM5/NOPB Texas Instruments Voltage References V-Ref Adjustable 1.24V to 30V 15mA 5-Pin SOT-23 T/R Buy
LMV431ACM5X/NOPB Texas Instruments Voltage References V-Ref Adjustable 1.24V to 30V 15mA 5-Pin SOT-23 T/R Buy
LMV431AIZ/LFT3 Texas Instruments Voltage References V-Ref Adjustable 1.24V to 30V 15mA 3-Pin TO-92 T/R Buy
LMV431AIMFX/NOPB Texas Instruments Voltage References V-Ref Adjustable 1.24V to 30V 15mA 3-Pin SOT-23 T/R Buy
LMV431AIMF/NOPB Texas Instruments Voltage References V-Ref Adjustable 1.24V to 30V 15mA 3-Pin SOT-23 T/R Buy
LMV431AIMF/NOPB Texas Instruments Voltage References V-Ref Adjustable 1.24V to 30V 15mA 3-Pin SOT-23 T/R Buy
PS2801-1-L-A Renesas Electronics Transistor and Photovoltaic Output Photocouplers Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin SSOP T/R Buy
LMV431AIZ/NOPB Texas Instruments Voltage References V-Ref Adjustable 1.24V to 30V 15mA 3-Pin TO-92 Bulk Buy
LMV431AIMFX/NOPB Texas Instruments Voltage References V-Ref Adjustable 1.24V to 30V 15mA 3-Pin SOT-23 T/R Buy
LMV431AIM5X/NOPB Texas Instruments Voltage References V-Ref Adjustable 1.24V to 30V 15mA 5-Pin SOT-23 T/R Buy
LMV431ACM5/NOPB Texas Instruments Voltage References V-Ref Adjustable 1.24V to 30V 15mA 5-Pin SOT-23 T/R Buy
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