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LM48411 - Audio Power Amplifier

General Description

The LM48411 is a single supply, high efficiency, 2.5W/channel Class D audio amplifier.

Key Features

  • 1.
  • 2 E2S System Reduces EMI Preserving Audio Quality and Efficiency.
  • Output Short Circuit Protection.
  • Stereo Class D Operation.
  • No Output Filter Required for Inductive Loads.
  • Logic Selectable Gain.
  • Independent Shutdown Control.
  • Minimum External Components.
  • "Click and Pop" Suppression Circuitry.
  • Micro-Power Shutdown Mode.
  • Available in Space-Saving 0.5mm Pitch DSBGA Package.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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LM48411 www.ti.com SNAS399G – SEPTEMBER 2007 – REVISED MAY 2013 LM48411 Ultra-Low EMI, Filterless, 2.5W, Stereo, Class D Audio Power Amplifier with E2S Check for Samples: LM48411 FEATURES 1 •2 E2S System Reduces EMI Preserving Audio Quality and Efficiency • Output Short Circuit Protection • Stereo Class D Operation • No Output Filter Required for Inductive Loads • Logic Selectable Gain • Independent Shutdown Control • Minimum External Components • "Click and Pop" Suppression Circuitry • Micro-Power Shutdown Mode • Available in Space-Saving 0.5mm Pitch DSBGA Package APPLICATIONS • Mobile Phones • PDAs • Portable Electronic Devices KEY SPECIFICATIONS • Efficiency at 3.6V, 500mW into 8Ω Speaker: 87% (typ) • Efficiency at 3.