NAU82039

NAU82039 3.2W Mono Filter-Free Class-D Audio Amplifier 1 Description The NAU82039 is a mono high efficiency filter-free Class-D audio amplifier with 12dB of fixed gain, which is capable of driving a 4Ω load with up to 3.2W output power. This device provides chip enable pin with extremely low standby current and fast start-up time of 4ms. The NAU82039 is ideal for the portable applications of battery drive, as it has advanced features like 90dB PSRR at 217Hz, 93% efficiency, ultra low quiescent current (i.e. 1.25mA at 3.6V) and superior EMI performance. It has the ability to configure the inputs in either single-ended or differential mode. NAU82039 is available in Miniature WCSP-9 (1.21mm x 1.23mm in 0.4mm pitch) package. Key Features Low Quiescent Current: 1.25mA at 3.6V 1.8mA at 5V Powerful Mono Class-D Amplifier: 3.2W (4Ω @ 5V, 10% THD+N) 2.54W (4Ω @ 5V, 1% THD+N) 1.80W (8Ω @ 5V, 10% THD+N) 1.42W (8Ω @ 5V, 1% THD+N) 1.58 W (4Ω @ 3.6V, 10% T...