TPA3255 1ch

PurePath™ Ultra-HD

Class D Audio Amplifier



  • EAUMT-0480-1-A is a 1 channel class D amplifier module base on TPA3255EVM with customized design and mainly suit for both consumer and professional DIY project.
  • To obtain lower noise and lower THD+N, We successful achieved by improved design on low noise analog front end, PCB layout and also components selection.
  • This module had been tested and verified, please refer to Test Report for detail.

Key Features

  • Enhanced design with very low output noise (85uV/A-weighted) and lower THD+N (0.003%/20W/4ohm)
  • Fully differential layout design for better noise cancellation
  • Smaller and Compact size(105mm*90mm*36.5mm – L*W*H)
  • Additional power ON/OFF reset circuit for Pop noise suppression
  • BTL configuration only for best audio performance
  • Single supply voltage range 24V~51 V(UVP:24V)

Appendix Picture