GENERAL DESCRIPTION

The SM7513 is a stereo audio power amplifier that drives 3 W/channel of continuous RMS power into a 3-Ωload. Advanced up/down volume control minimizes external components and allows BTL (speaker) volume control and SE (earphone) volume control. Wireless headphone benefit from the integrated feature set that minimizes external components without sacrificing functionality.

FEATURES

* Advanced DC Volume Control With 2-dB Steps From -40 dB to 20 dB

* Depop circuitry

* Low quiescent current

* 1uA shutdown current

* 3W into 3Ωfrom 5.5V supply

* Thermal protection

* Compact configuration and minimum external components

APPLICATIONS

* Mini Speaker

* Wireless headphone

* Car multimedia system