Description
The TS4601B is a stereo headphone driver dedicated to high audio performance and spaceconstrained applications. It has the same uses as the TS4601 which it replaces, while offering highly improved ESD ratings.

Features
■ Power supply range: 2.9 V to 5.5 V
■ 107 dB of PSRR at 217 Hz
■ Fully differential inputs
■ I²C interface for volume control
■ Digital volume control range from -60 dB to +4 dB
■ 101 dB of SNR A-weighted
■ Independent right and left channel shutdown control
■ Low quiescent current: 4.8 mA typ. at 3.0 V
■ Low standby current: 2 µA max
■ Output-coupling capacitors removed
■ Flip-chip package 2.1 mm x 2.1 mm, 500 µm pitch, 16 bumps

Applications
■ Cellular phones
■ Notebook computers
■ CD/MP3 players