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TPA2014D1 - 1.5-W CONSTANT OUTPUT POWER CLASS-D AUDIO AMPLIFIER

Description

The TPA2014D1 is a high efficiency Class-D audio power amplifier with an integrated boost converter.

It drives up to 1.5 W (10% THD+N) into a 8 Ω speaker from a 3.6 V supply.

With 85% typical efficiency, the TPA2014D1 helps extend battery life when playing audio.

Features

  • 1.
  • High Efficiency Integrated Boost Converter (Over 90% Efficiency).
  • 1.5-W into an 8-Ω Load from a 3.6-V Supply.
  • Operates from 2.5 V to 5.5 V.
  • Efficient Class-D Prolongs Battery Life.
  • Independent Shutdown for Boost Converter and Class-D Amplifier.
  • Differential Inputs Reduce RF Common Noise.
  • Built-in INPUT Low Pass Filter Decreases RF and Out of Band Noise Sensitivity.
  • Synchronized Boost and Class-D Eliminates Beat Frequencie.

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Full PDF Text Transcription

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TPA2014D1 www.ti.com ............................................................................................................................................................... SLAS559A – MAY 2008 – REVISED JUNE 2008 1.5-W CONSTANT OUTPUT POWER CLASS-D AUDIO AMPLIFIER WITH INTEGRATED BOOST CONVERTER FEATURES 1 • High Efficiency Integrated Boost Converter (Over 90% Efficiency) • 1.5-W into an 8-Ω Load from a 3.6-V Supply • Operates from 2.5 V to 5.
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