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Evaluation Kit, MA2304DNS, Class D Audio Power Amplifier, Audio


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Product Overview

EVALAUDIOMA2304DNSBTOBO1 is an audio evaluation board using ultra-low idle power and inductor-less multilevel MERUS™ class D amplifier IC MA2304DNS. The EVAL_AUDIO_MA2304DNS_B is the new version of MERUS™ multilevel class D amplifier MA2304DNS evaluation board with a PSoC™ controller. It features ultralow idle power consumption, the highest efficiency in the market at typical listening levels, and reduced EMI in comparison to traditional 2/3-level class D amplifiers. Additionally, MA2304DNS includes an integrated DSP for audio system tuning to facilitate development in a fast time-to-market environment. Typical applications include audio amplifiers, portable audio, battery-powered speakers and conferencing systems.
  • MERUS™ multilevel switching technology
  • Extended battery life and reduced EMI
  • 2 x 37W output power and 52mW ultralow idle power consumption
  • Configurable switching edge steepness
  • PWM sync for reduced EMI in multichannel systems
  • 79% efficiency at 1W, 8ohm and digital I2S/TDM inputs
  • 52µVrms A-weighted output noise
  • Lower system cost and simple implementation without need for dynamic rail tracking power supplies
  • Inductor less and ferrite bead operation without compromising audio performance
  • Reduced footprint size and PCB area


EVAL-AUDIO-MA2304DNS board, Three interface boards (analogue in, S/PDIF coax, and S/PDIF optical), Micro USB cable, 22µH power inductor for performance measurements.

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Class D Audio Power Amplifier

Evaluation Board MA2304DNS, 3x Interface Boards, Micro-USB Cable, Power Inductor


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