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NAU83P20

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The NAU83P20 is single supply, 20W, high efficiency, Class-D audio power stage for driving Stereo bridge-tied speakers. Operating from a single VDD 8V-24V supply, the design includes under-voltage, over-current and over-temperature detection.

Features:

  • Class D power 2x20W into 8Ohms (10% THD)
  • Typical power efficiency of 90%
  • 105dB SNR
  • Slew control
  • 3V LDO to power PWM controller
     
  • Supports multiple output configurations:
    - 2-CH Bridged outputs (20Wx2)
    - 4-CH single ended outputs (10Wx4)
    - 2-CH single ended + 1-CH bridged (10Wx2 + 20Wx1)
  • Fault Detection:
    - Over-Temperature
    - Under-Voltage
    - Over-Current

Data Sheet

  • Data Sheet

  • File name Version Update Download
  • NAu83P20 Data Sheet 1.7  Fri Jan 30 01:52:38 CST 2015
  • Development Tool

  • File name Version Update Download
  • NAU83P20 Demo board 1.0  Wed Apr 06 04:29:00 CST 2016
  • NAU83P20 Daughter Board 1.0  Wed Apr 06 04:28:04 CST 2016

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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
NAU83P20 Check Disty 20W, high efficiency, Class-D audio power stage for driving Stereo bridge-tied speakers 105 2x20W into 8Ohms (10% THD), 2-CH Bridged outputs (20Wx2), 4-CH single ended outputs (10Wx4), 2-CH single ended + 1-CH bridged (10Wx2 + 20Wx1) N/A <1 8 to 24 0 to 70 NAU83P20-EVB QFN48

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