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Up to 350W SMT Standard transformers

Key Specifications

  • Up to 350W SMT Standard transformersPower Range: up to 350W.
  • Input voltage: 18-36 Vdc or 36-72 Vdc.
  • Height: 12.0 to 14.5 Max.
  • Footprint: 30.0mm x 25mm - Max.
  • Frequency range: 200 kHz to 400 kHz.
  • Pri./Sec. isolation (operational): 1500 Vdc.

 

 

 

 

Electrical Specifications@25°C

Part NumberFig.Primary SideSecondary SideMaximum Height [mm]
Number of TurnsInput Vottage [Vdc]InductanceDCR Max. [mΩ]Ootput Vottage [Vdc]Number of TurnsDCR Max. [mΩ]
Nominal [µH]Leak. Ind. Maximum [µH]
7550001,4,84//418-36200.091.13.510.08513.5
7550012,6,94//518-36200.061.1720.4513.5
7550021,5,85//518-36350.271.72.510.08513.5
7550032,7,95//618-36350.121.7520.4513.5
7550041,5,86//636-72350.152.1510.09213.5
7550051,104//436-72800.383.53.510.08513.5
7550062,114//536-72800.493.5720.4513.5
7550073,125//536-721400.556.52.510.08513.5

1. Leakage inductance is measured on winding (1,9) with (10,18) shorted.
2. Max. operating temp. means the max. ambient plus temp. rise of the transformer.
3. The transformer should be attached to a Heat Sink (PCB with Aluminum substrate) of a max. 85°C temp.

 

Mechanical Specifications and Electrical diagrams

Up to 350W SMT Standard transformers mechanical 1

Up to 350W SMT Standard transformers mechanical 2

 

Mechanical Specifications

Up to 350W SMT Standard transformers mechanical 3

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