Welcome! IXYS Colorado is Changing!

Directed Energy Inc. – Directed Energy's laser diode drivers and high voltage pulsers are unique technologies with applications worldwide. As of December 28th, 2018, the business has been sold. As an independent, privately held company, Directed Energy, Inc. will continue to offer the same products and service out of the same Colorado location by the same management team.

IXYSRF ­– The IXYSRF brand of RF power MOSFETs and MOSFET Drivers will continue to be served by Littelfuse.


At DEI, you’ll find instruments and modules including both pulsed current sources for driving laser diodes as well as pulsed high voltage sources up to 10,000 V used for driving capacitive loads.

  • Lab to Launch Development Program
  • Laser Diode Drivers
  • High Voltage Pulsers

At IXYSRF you’ll find components designed for RF Power and Switching applications.

  • Power RF MOSFETs
  • MOSFET Gate Drivers
  • Integrated MOSFET/Driver Modules
  • Rectifier Arrays (single package)