NAU8223 Datasheet - nuvoton

NAU8223 3.1W Stereo Filter-Free Class-D Audio Amplifier

The NAU8223 is a stereo high efficiency filter-free Class-D audio amplifier, which is capable of driving a 4Ω load with up to 3.1W output power. This device provides chip enable pin with extremely low standby current and fast start-up time of 3.4ms. It has five selectable gain settings (i.e. 0dB, 6d.

NAU8223 Features

* like 87dB PSRR, 91% efficiency, ultra low quiescent current (i.e. 2.1mA at 3.7V for 2 channels) and superior EMI performance. It has the ability to configure the inputs in either single-ended or differential mode. NAU8223 is available in Miniature QFN-20 package and TSSOP-20 package. Key Features

NAU8223-nuvoton.pdf