Part NumberGS-EVB-ACDC-300W-ON
DownloadsTechnical Manual



Ultra High Power Density AC/DC Evaluation Board

The GS-EVB-ACDC-300W-ON evaluation board is a 300W AC/DC power converter with GaN-based PFC/LLC power stages. It provides an excellent foundation for designing an ultra-high power density, high efficiency AC/DC converter in the 100W to 550W power range.

Features and Benefits

  • Ultra−high Power Density AC/DC power supply (up to 32 W/inch3)
  • GaN E-HEMT based PFC/LLC design
    • Synchronous CrM PFC
    • 500 kHz LLC stage incorporated with 600 V HB GaN driver and high performance current mode LLC controller
  • 300 W maximum power, peak power up to 340 W
  • Highly versatile, low cost modular assembly, ideal for expediting development cycles


  • Adapters for gaming consoles and notebooks
  • Low profile AC/DC PSUs for TV and VR systems
  • Ultra-small form factor SMPS for industrial applications
  • Open frame power supplies

Created in partnership with ON Semiconductor. Features GaN Systems 650V E-HEMT GS66504B and multiple ON Semi Controllers & Drivers: NCP1616, NCP13992, NCP4306, NCP51820

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