Power Transformer by Bourns (14 more products)

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PLN048-ED21A12S Image

The PLN048-ED21A12S from Bourns is a Planar Transformer that is ideal for PoE, industrial power systems, switched-mode power supplies (SMPS), LED lighting, and battery management system applications. It has a primary voltage of 33–57 V and a secondary voltage of 12 V. The transformer delivers an output power of 48–70 W. It uses a forward converter topology and offers low leakage inductance. This RoHS-compliant transformer is available in a surface-mount package that measures 22.7 x 26 x 9.8 mm.

Product Specifications

Product Details

  • Part Number
  • Manufacturer
  • Description
    12 V Planar Transformer for SMPS Applications


  • Types of Transformer
    Industrial Control Transformer, Planar Transformer
  • Power Rating
    48 to 70 W
  • Primary Voltage
    33 to 57 V
  • Secondary Voltage
    14 V
  • Current Rating
    50 mA
  • Inductance
    90 µH
  • Turns Ratio
  • RoHS Compliant
  • Temperature Operating Range
    -40 to 125 Degree C
  • Applications
    PoE applications, Industrial power systems, Switched-Mode Power Supplies (SMPS), LED lighting, Battery Management Systems
  • Dimension
    22.7 x 26 x 9.8 mm
  • Package Type
    Surface Mount

Technical Documents