2.8W/CH Stereo Filterless Class-D Audio Amplifier

  The ft2012 is a high efficiency stereo, filterless, Class-D audio power amplifier. The ft2012 can operate from 2.7V to 5.5V supply.  When powered with 5V voltage, the ft2012 can deliver 2.8W/channel (with 4Ω load) or 1.65W/channel (with 8Ω load). When packaged in WCSP, the output power of the ft2012 will be thermally limited to a lower value. 

  As a Class-D audio amplifier, the ft2012 features 90% efficiency and 75dB PSRR at 217Hz which make the device ideal for use in battery-supplied portable electronic devices. The ft2012 also features independent shutdown control for each channel. The gain can be selected to 6, 12, 18, or 24dB utilizing the G0 and G1 gain-select pins. Furthermore, the ft2012 minimizes click and pop noise during the turn-on and shutdown. 

  The ft2012 is available in WCSP-16 and QFN4X4-20 packages.