ft2010 General Description The ft2010 is a 2.7W high efficiency filter-free class-D audio power amplifier. The ft2010 can operate from 2.7 to 5.5V supply. When powered with 5V voltage, the ft2010 can deliver 2.7W to a 4Ω load at 10% THD+N. As a Class D audio power amplifier, the ft2010 features 90% high efficiency and -75dB PSRR at 217Hz which make the device ideal for battery-supplied, high quality audio applications. The ft2010 also features the minimized click-and-pop noise during the turn-on and shutdown. The ft2010 is manufactured in space-saving WCSP-9 package (1.46mm x 1.46mm) Applications Features ·Output power at 5V supply - 2.7W (4Ω load, 10% THD+N) - 1.65W (8Ω load, 10% THD+N) ·Quiescent current: 3.0mA @ 3.6V supply (8Ω load) ·Shutdown current: 0.1μA (typical) ·PSRR: -75dB (typical) ·CMRR: -65dB (typical) ·Efficiency up to 90% ·Short circuit protection Packaging: WCSP-9 (1.46mm x 1.46mm) Applications ·Mobile phone ·Personal Digital Assistant (PDA) ·Portable gaming device ·Powered speakers ·Notebook computer DataSheet