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TS4621ML Datasheet High-performance class-G stereo headphone amplifier

Manufacturer: STMicroelectronics

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General Description

The TS4621ML is a class-G stereo headphone driver dedicated to high-performance audio, highpower efficiency and space-constrained applications.

It is based on the core technology of a low power dissipation amplifier combined with a highefficiency step-down DC/DC co

Overview

TS4621ML High-performance class-G stereo headphone amplifier.

Key Features

  • Power supply range: 2.3 V to 4.8 V.
  • 0.6 mA/channel quiescent current.
  • 2.1 mA current consumption with 100 µW/channel (10 dB crest factor).
  • 0.006% typical THD+N at 1 kHz.
  • 100 dB typical PSRR at 217 Hz.
  • 100 dB of SNR A-weighted at G = 0 dB.
  • Zero "pop and click".
  • Gain settings : 0 dB and 6 dB.
  • Integrated high efficiency step-down converter.
  • Low standby current: 5 µA max.
  • Output-coupling capacitors removed.
  • Thermal shutdown.
  • Flip-chip.

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