High Frequency Power

We design a product using the latest design techniques, which simulates performance and avoids expen

TT Electronics offers design support for any custom applications you may have. Contact us to discuss the wide range of custom transformer options that we can build for your specific project.


Whether you’re looking for a high-frequency transformer design, a particular choke & inductor.


Interested in exploring the entire switchmode transformer options available to you based on your sizing and frequency needs?

Switchmode Transformers

Switchmode Transformers


  • Available for Use in Power Ratings from 200W to 1000W
  • Operates with Controllers from Several IC Manufacturers
  • Ranges from 100µH to 1000µH under Full Load and are Designed for 100kHz Operation
  • Designed using the Industry Standard Input Voltage Range 85VAC - 265VAC at 50/60Hz.
Model Length Width Height Sizing Factor 330Khz
EFD Power
11.7 to
30.8 mm
18.7 to
31.2 mm
5.7 to
12.5 mm
up to 280
EP Power
9.9 to
27.3 mm
9.9 mm 10.8 to
20.6 mm
up to 310
RM Power
12.6 to
46.0 mm
16.5 to
49.9 mm
11.3 to
31.0 mm
up to 1000
PQ Power
23.2 to
40.1 mm
23.4 to
42.1 mm
21.1 to
45.1 mm
up to 1500
ETD Power
35.3 to
66.9 mm
24.1 to
66.4 mm
28.1 to
59.5 mm
up to 6200

Get in Touch With Our Team



  • Includes Input, Output, Buck, Boost, EMI
  • Up to 1 Megahertz Frequency for Power Input, Output, Buck, Boost, Inductors
  • Up to 20 Megahertz Frequency for EMI Chokes
  • Up to 200 Amps Current.
  • All Shapes Supported (EP, EFD, RM, PQ, ETD, ER, EE, EI, UI, UU, Planar, Toroid, Axial and Radial Lead)

Get in Touch With Our Team
Common Mode Chokes

Common Mode Chokes


  • Support for all Switching Frequencies
  • Up to 50 Amps Current
  • All Industry-Standard Shapes Supported (EP, EE, UI, UU, Toroid) to Fill the Common Mode Filter Line Filter Needs
  • SMD common mode choke and through hole common mode chokes

Get in Touch With Our Team
LLC Transformer

LLC Transformer


  • Reduces costs by as much as 75% and real estate up to 50%

  • 99% transformer efficiency and 95% overall efficiency

  • Reduces transformer losses and costs by as much as 30%

  • Power ranges on standard packages from 100 to 800W. High powered custom LLC transformer designs available upon request.

  • Perfect for LED and LCD televisions, LED lightning, and all AC/DC power converters with a PFC front end

  • High power custom designs are also available

Get in Touch With Our Team
PFC Power Factor Correction Inductors

PFC Power Factor Correction Inductors


  • Compact Design for Applications with Airflow

  • Rated power: 200W – 2000W

  • Operate with controllers from several IC manufacturers

  • Designed for universal input voltage range 85VAC – 265VAC

  • Shielded toroidal design minimizes radiated EMI.

  • Operating temperature range: -20°C to 130°C

  • Can be used for single phase and multi-phase interleaved CCM PFC topology