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Product overview and features
Overview
TM
The MERUS
audio amplifier is a hardware at the top (HAT) power amplifier board which brings the Infineon
proprietary multilevel technology to Raspberry Pi users and makers. It is intended for loudspeaker building and
wireless music streaming with minimum size and consumption along with state-of-the-art power efficiency and
HD audio quality. It is equipped with the MERUS
›
Compatible with Raspberry Pi Zero and Raspberry Pi Zero Wireless
›
Compatibility with major streaming applications for Raspberry Pi (Raspberry Pi OS, moOde Audio,
Volumio)
›
No need for external or extra power supplies in addition to the 5 V USB supply
›
Full hardware control, customization, and error monitoring through Linux Alsamixer
General features and audio performance
Number of audio channels
Audio input format
Minimum power supply requirement (miro USB supply)
Minimum power supply requirement (power bank)
Output Power/ch (instantaneous peak – measured with music)
THD+N
Overall system efficiency
2019-12-01
TM
MA12070P class D audio amplifier. Key features include:
2xBTL, 1xPBTL.
Digital (I2S)
5 V@2.5A
DC
5 V@2.1A
DC 3000 mAH
20 W@4 ohm
< 0.014% 1 W 1 KHz RL=4 ohm
66% 1 W/ch 4 ohm
Copyright © Infineon Technologies AG 2020. All rights reserved.
Figure 1. Overview of the MERUS™ Audio amplifier HAT ZW
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