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Prax Power

30kW DC Fast Charger

Transformer for Bi-Directional Phase Shifted Dual Active Bridge

Requirements

  • Optimized power density.
  • Safety and reliability.
  • Suitable for use in high demand cutting-edge resonant topologies.
  • Easy mounting.

Solution

  • Litz wire for high frequency.
  • MultiGap technology X-Gap for minimizing fringe effect losses.
  • High insulation.
  • Toroidal shape for high magnetic path optimization.
  • Integrated custom mechanical solution.

Benefits

  • 20% size reduction vs traditional multi-E core structure.
  • ~16% reduction in losses.
  • Optimized transformer shape for maximum heat dissipation.
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