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LM48410 - Audio Power Amplifier

General Description

The LM48410 is a single supply, high efficiency, 2.3W/channel, filterless switching audio amplifier.

A low noise PWM architecture eliminates the output filter, reducing external component count, board area consumption, system cost, and simplifying design.

Key Features

  • 1.
  • 2 Selectable Spread Spectrum Mode Reduces EMI.
  • Output Short Circuit Protection.
  • Stereo Class D Operation.
  • No Output Filter Required.
  • 3D Enhancement.
  • Logic Selectable Gain.
  • Independent Channel Shutdown Controls.
  • Minimum External Components.
  • Click and Pop Suppression.
  • Micro-Power Shutdown.
  • Available in Space-Saving 4mm x 4mm WQFN 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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LM48410 www.ti.com SNAS403E – FEBRUARY 2007 – REVISED MAY 2013 LM48410 Low EMI, Filterless, 2.3W Stereo Class D Audio Power Amplifier with 3D Enhancement Check for Samples: LM48410 FEATURES 1 •2 Selectable Spread Spectrum Mode Reduces EMI • Output Short Circuit Protection • Stereo Class D Operation • No Output Filter Required • 3D Enhancement • Logic Selectable Gain • Independent Channel Shutdown Controls • Minimum External Components • Click and Pop Suppression • Micro-Power Shutdown • Available in Space-Saving 4mm x 4mm WQFN Package APPLICATIONS • Mobile Phones • PDAs • Laptops KEY SPECIFICATIONS • Quiescent Power Supply Current at 3.6V supply 4mA • Power Output at VDD = 5V, RL = 4Ω, THD ≤ 10% 2.3W (typ) • Power Output at VDD = 5V, RL = 8Ω, THD ≤ 10% 1.5W (typ) • Shutdown current 0.