This is a dual BTL class-D audio amplifier with single power supply, able to deliver up to 2x40w into 8 ohm speakers, thanks to the high efficiency and exposed-pad-up package only a simple heatsink is required . It can be designed for multimedia player, desktop amplifier, multi channel amp, frequency electronic subwoofer amp etc.


  • Audio output (L/R)
  • Audio input interface (L/R)
  • Power interface


  • SNR      90(db) 
  • DR       0.01% 
  • Input impedance@ Voltage  4Ω@12V-18V, 6Ω@12V-24V,8Ω@12V-26V          
  • size       72mm*60mm*32mm
  • 50 W + 50 W continuous output power at THD = 10% with RL = 6 Ω and VCC = 25 V
  • 40 W + 40 W continuous output power at
  • THD = 10% with RL = 8 Ω and VCC = 25 V
  • Wide-range single-supply operation (8 - 26 V)
  • High efficiency (η = 90%)
  • Four selectable, fixed gain settings of nominally 21.6dB, 27.6dB, 31.1 dB and 33.6dB
  • Differential inputs minimize common-mode noise
  • Standby and mute features
  • Short-circuit protection
  • Thermal overload protection
  • Externally synchronizable
  • ECOPACK®, environmentally-friendly package

Technology support:[email protected]

For any technical support or suggestion, please kindly go to our forum.


SKU SS-317990020
Brand Seeed Studio

Be The First To Review This Product!

Help other Little Bird Company Pty Ltd users shop smarter by writing reviews for products you have purchased.

Write a product review

More From This Category