TransphormHighest Performance, Highest Reliability GaN

3.3kW Bridgeless Totem-pole PFC GaN Reference Design

The TDTTP3300-RD 3.3kW bridgeless totem-pole PFC reference design provides an excellent platform for evaluating the performance of Transphorm’s GaN FETs and a starting point for designing a high-efficiency DSP-based PFC converter. This DSP firmware-based totem-pole PFC gives power hardware designers a fully functional design solution with no digital code expertise required, reducing design time and accelerating time to market.

Specifications

  • Power: 3300W
  • Switching frequency: 50-150kHz
  • Universal input range: 85-265VAC, 15ARMS
  • Firmware-programmable VOUT: 373-397VDC
  • Features TP65H050WS

Key features

  • DSP firmware-based state-machine for fully-functional PFC converter
  • Facilitates DSP-based design without code expertise
  • User-defined operational parameters, e.g., VOUT, switching frequency, soft-start, fault limits, etc.

 

Typical Performance Curves

Output Power (W)

Output Power (W)

Complete Firmware Files

Download all firmware files (zip)

Guides

Download the firmware guide (pdf)

Other Resources

TBD

Back to top