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The NAU82011WG is a mono high efficiency filter-free Class-D audio amplifier with variable gain, which is capable of driving a 4Ω load with up to 2.9W output power. This device provides chip enable pin with extremely low standby current and fast start-up time of 4ms.

The NAU82011WG is ideal for battery driven portable applications, as it has advanced features 91% efficiency, low quiescent current (i.e. 1.25mA at 3.6V) and superior EMI performance. It has the ability to configure the inputs in either single-ended or differential mode.

Data Sheet

  • Application Note

  • File name Version Update Download
  • PCB Layout Guidelines for Class D Power Amplifiers 2015/01/06
  • Data Sheet

  • File name Version Update Download
  • NAU82011WG Datasheet 1.0  2014/02/21
  • Development Tool

  • File name Version Update Download
  • NAU82011W Demo User's Guide 1.0  2016/04/12
  • NAU82011WG EVB User's Manual 1.0  2016/04/07
  • User Manual

  • File name Version Update Download
  • NAU82011WG Mono Class D Amp Eval Board User Manual 2013/09/05


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Part No Check Disty Description SNR(dB) Output Power (W) Gain (dB) Standby Current (uA) Operating Voltage (V) Temp ( °C) Development Tools Package
NAU82011WG Check Disty 2.9W Mono Class-D Audio Amplifier, variable gain with Differential / Single ended inputs 103 2.9W into 4Ω at 5V THD+N <10% Variable <1 2.5 to 5.5 -40 to 85 NAU82011WG-EVB MSOP8

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