Infineon Technologies MERUS™ MA120x0x Audio Reference Board

Infineon Technologies MERUS™ MA120x0x Audio Reference Boards provide the necessary set-up and interface options for evaluating the MA12040, MA12040P, MA12070, and MA12070P MERUS Class D Amplifier ICs. The MA120x0x Boards offer a variety of digital/analog input, output, and set-up/selection features. The MA120x0x Audio Reference Boards contain one on-board power supply (5V buck converter), allowing for only one external power supply (PVDD) to be required.

Features

  • Energy efficiency
    • Power losses under normal user operating conditions (listening levels)
    • Idle power loss
  • Adaptive power management system
  • No output filter components
    • Solution cost and size reduction
  • Audio performance
    • THD performance and audio quality
  • Fast product prototyping
    • All design files are available
    • Guides as reference for product design-in

Applications

  • Portable audio
    • Battery-operated speakers
    • On-the-go Bluetooth speakers
    • Docking speakers
    • Boom boxes
    • Wearable speakers
  • Pro audio
    • Active monitor speakers
    • Power-over-ethernet (PoE)
    • Multi-channel systems
  • Voice-controlled audio
  • Home audio
    • Multi-room systems
    • Televisions
    • Soundbars
    • Home theater systems
    • Standalone components

Specifications

  • Number of audio channels 2xBTL or 1xPBTL
  • Audio input format
    • Analog (MA12040 and MA12070)
    • Digital (I2S) (MA12040P and MA12070P)
  • Supply voltage range
    • 5V to 18V MA12040(P)
    • 5V to 26V MA12070(P)
  • Maximum output current per channel
    • 6A MA12040(P)
    • 8A MA12070(P)
  • Dynamic range
    • >100dB (MA12040 and MA12070)
    • >96dB (MA12040P and MA12070P)

Videos

Publicado: 2019-07-05 | Actualizado: 2025-07-31