ChipSourceTek PAM8404
The PAM8404 is a 3W high efficiency filterless 5V Supply class-D audio amplifier in 4mmX4mm QFN and n Supply Voltage from 2.5V to 5.5 V 2mmX2mm wafer chip scale (WCSP) packages n Efficiency Up to 89% that requires few external components. The PAM8404 allows independent gain Applications n LCD Monitor / TV Projector n Notebook Computers 技 n Portable Speakers n Portable DVD Players, Game Machines k n Cellular Phones/Speaker Phones 特科 Te Typical Application Circuit by summing signals from seperate sources, and has as low as 43μV A-weighted noise floor. PAM8404 is available in QFN 4mmx4mm and WCSP 2mmx2mm packages.