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7490220121 - Würth Elektronik

Description: WE-LAN 10/100/1000 Base-T SMT Transformer 1 Port 1000BASE-T LAN transformer, SMD, 24pin, pitch 1.27mm, -40°C to +105°C, 1.5KVrms isolation, PoE+ 600mA per centre tap

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PCB Footprints
7490220121 - Würth Elektronik PCB footprint - Other - Other - 7490220121-1
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3D Models
7490220121 - Würth Elektronik  - 3D model - Other - 7490220121-1
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7490220121 Details

  • Manufacturer Part Number:

    7490220121

  • Brand Name:

    Wurth Electronik

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • Manufacturer:

    Wurth Elektronik

  • YTEOL:

    15

  • Application:

    1000 BASE-T

  • Approvals:

    CUL; UL

  • Height:

    7.2 mm

  • Isolation Voltage:

    1500 V

  • Length:

    17.55 mm

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Functions:

    4

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Packing Method:

    TR, EMBOSSED PLASTIC, 13 INCH

  • Primary Inductance:

    350 µH

  • Surface Mount:

    YES

  • Transformer Type:

    DATACOM TRANSFORMER

  • Turns Ratio (Np:Ns):

    1:1

  • Width:

    16 mm

7490220121 Frequently Asked Questions (FAQs)

  • The recommended PCB layout for the 7490220121 involves keeping the component away from high-current carrying traces, using a solid ground plane, and minimizing the length of the traces connected to the component. A 4-layer PCB with a dedicated ground plane is recommended.
  • To ensure optimal thermal performance, ensure good thermal conduction by using a thermal pad or thermal interface material between the component and the PCB. Also, avoid blocking airflow around the component and ensure good heat dissipation in the system design.
  • Handle the component by the body, avoiding touching the pins or electrical contacts. Store the component in a dry, cool place, away from direct sunlight and moisture. Avoid bending or flexing the component during handling or storage.
  • While the 7490220121 is designed to be robust, it's essential to ensure the component is properly secured to the PCB and the system is designed to withstand vibrations. Consider using additional mechanical support or potting the component for high-vibration applications.
  • To troubleshoot issues, start by verifying the component's pinout and connections. Check for signs of physical damage, overheating, or electrical overstress. Use a multimeter to measure voltage and current, and consult the datasheet and application notes for guidance.

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7490220121 Overview

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