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TPA2008D2 - 3-W STEREO CLASS-D AUDIO POWER AMPLIFIER

Description

The TPA2008D2 is a third generation 5-V class-D amplifier from Texas Instruments.

Improvements to previous generation devices include: dc volume control, lower supply current, lower noise floor, higher efficiency, smaller packaging, and fewer external components.

Features

  • 3 W Per Channel into 3-Ω Speakers (THD+N = 10%).
  • < 0.045% THD at 1.5 W, 1 kHz, 3-Ω Load.
  • DC Volume Control With 2-dB Steps From -38 dB to 20 dB.
  • Filter Free Modulation Scheme Operates Without a Large and Expensive LC Output Filter.
  • Extremely Efficient Third Generation 5-V Class-D Technology.
  • Low Supply Current, 7 mA.
  • Low Shutdown Control, 1 µA.
  • Low Noise Floor, -80 dBV.
  • Maximum Efficiency into 3 Ω, 78%.
  • Ma.

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Full PDF Text Transcription

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TPA2008D2 www.ti.com SLOS413C – JULY 2003 – REVISED MAY 2004 3-W STEREO CLASS-D AUDIO POWER AMPLIFIER WITH DC VOLUME CONTROL Efficiency − % THD+N − Total Harmonic Distortion + Noise − % FEATURES • 3 W Per Channel into 3-Ω Speakers (THD+N = 10%) – < 0.045% THD at 1.
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