The TPA2012D2 is a stereo, filter-free, Class-D audio amplifier available in a WCSP, QFN, or PWP package. The TPA2012D2 only requires two external components for operation and can be powered by a voltage source from 2.5 V to 5.5 V. The product can be used in wireless or cellular handsets and PDAs, portable DVD players, notebook PCs, portable radios, portable gaming devices, educational toys, and USB speakers.