Part NumberGS-EVB-AUD-xxx1-GS
DownloadsTechnical Manual



GaN Audio Class D Evaluation Boards

GaN E-HEMT fast switching, low Coss, and zero QRR enables a new level of performance for Class D Audio amplifiers. This GaN-based EVB platform provides an excellent reference design for implementing a high performance, low cost audio system. The Class D amplifier and companion power supply designs are optimized for sound quality, thermal performance, size, and cost.

2-channel Class D Amplifier

  • 200W per Channel into 8Ω
  • 300W per Channel into 4Ω
  • < 0.01% THD+N (8Ω, 1W, 20Hz to 20kHz)
  • 20Hz‐20kHz +/‐0.5dB Freq. Response (8Ω)
  • Bridge-Tied-Load (BTL) design

Companion Switch Mode Power Supply

  • Complete Stand‐alone Dual‐Rail LLC SMPS
  • 400W Continuous Duty, 550W Peak Power
  • GaN PFC and Half‐Bridge LLC Topology
  • Fully‐Regulated, Split‐Rail Outputs
  • No heatsinking, no cooling
  • EMI/EMC friendly

GaN Class D audio amplifier (Amp)

Companion switch mode power supply (SMPS)

Bundle: Amp + SMPS

Related Video:

Webinar: Class D Audio with GaN