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TPA6140A2 - STEREO HEADPHONE AMPLIFIER

Description

The TPA6140A2 (also known as TPA6140) is a Class-G DirectPath™ stereo headphone amplifier with built-in I2C volume control.

Class-G technology maximizes battery life by adjusting the voltage supplies of the headphone amplifier based on the audio signal level.

Features

  • 1.
  • 2 TI Class-G Technology Significantly Prolongs Battery Life and Music Playback Time.
  • 0.6 mA / Ch Quiescent Current.
  • 50% to 80% Lower Quiescent Current than Ground-Referenced Class-AB Headphone Amplifiers.
  • DirectPathTM Technology Eliminates Large Output DC-Blocking Capacitors.
  • Outputs Biased at 0 V.
  • Improves Low Frequency Audio Fidelity.
  • I2C Volume Control.
  • 59 dB to +4 dB Gain.
  • Active Click and Pop Suppres.

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Full PDF Text Transcription

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TPA6140A2 www.ti.com................................................................................................................................................. SLOS598A – MARCH 2009 – REVISED OCTOBER 2009 CLASS-G DIRECTPATH™ STEREO HEADPHONE AMPLIFIER WITH I2C VOLUME CONTROL Check for Samples: TPA6140A2 FEATURES 1 •2 TI Class-G Technology Significantly Prolongs Battery Life and Music Playback Time – 0.
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