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Audio ICs

ALS headphone driver

BA3570F / BA3570FS

The BA3570F and BA3570FS are stereo headphone amplifiers with ALS (Auto Loudness System) which have been

designed for use as headphone drivers in audio equipment.

FApplications

Stereo headphones

FFeatures

1) The use of ALS (Auto Loudness System) makes it

possible to obtain a dynamic sound regardless of the

volume level.

2) Built-in power mute circuit.

3) Built-in bypass circuit.

FBlock diagram