Overview

The LA4802T is a headphone stereo power amplifier for portable CD and MD players. It features a high signal-to noise ratio, a high ripple rejection ratio, low distortion, and low current drain.

Features

• High signal-to-noise ratio (100 dB typical at 7.5 µV)

• High ripple rejection ratio (70 dB typical)

• Low current drain (950 µA typical)

• On-chip bass compensation circuit

(Compensates for bass frequency attenuation due to the output capacitors and achieves flat frequency characteristics.)

• Ultraminiature package (MSOP-20)

Functions

• Headphone stereo power amplifier

• Power switch

• Muting switch

• Beep tone function control input pin (The beep tone function can be used regardless of whether the mute function is on or off.)