TPA6140A2 Datasheet, Texas Instruments

1
*2 TI Class-G Technology Significantly Prolongs Battery Life and Music Playback Time
  – 0.6 mA / Ch Quiescent Current
  – 50% to 80% Lo.

* Cellular Phones / Music Phones
* Portable Media / MP3 Players
* Portable CD / DVD Players DESCRIPTION The.

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 sign.