AS3561 HEADPHONE AMP IC

AUDIO

AS3561 HEADPHONE AMP IC

Class H, Headphone Amplifier, 30mW Speaker Driver

The AS3561 is a true ground Class H headphone amplifier with differential input. Volume is adjustable via I2C.

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KEY FEATURES

  • H-Class amplifier with integrated DCDC buck converter
  • Charge pump for true ground output
  • Direct battery connection with wide supply range: 2.3V to 5.5V
  • Fully Differential Inputs

KEY BENEFITS

  • Optimised system power efficiency
  • No coupling caps needed, reduces component count
  • Simplify power architecture
  • Reduce system noise

AS3561 APPLICATIONS

  • Mobile Phones
  • Portable Navigation Devices
  • Media Devices

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AS3561 PRODUCT FACTS

Gain [dB]n/a
Power [mW]30
PSRR [dB]>90
Output type
single ended stereo
Shutdown
via I2C
Supply current [mA]0.9
Supply voltage [V]
2.3 to 5.5
Package
WL-CSP-16 (1.615x1.615)