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MAX9744 20W Stereo Class D Speaker Amplifier

MAX9744 Description

19-4078; Rev 0; 3/08 KIT ATION EVALU E L B AVAILA www.DataSheet4U.com 20W Stereo Class D Speaker Amplifier with Volume Control General .
Features o Wide 4.

MAX9744 Features

* o Wide 4.5V to 14V Power-Supply Voltage Range o Filterless Spread-Spectrum Modulation Lowers Radiated RF Emissions from Speaker Cables o 20W Stereo Output (4Ω, VDD = 12V, THD+N = 10%) o Integrated Volume Control (I2C or Analog) o Low 0.04% THD+N o High 75dB PSRR o High 93% Efficiency o Integrated Cl

MAX9744 Applications

* Flat-Panel Televisions PC Speaker Systems Multimedia Docking Stations Pin Configuration appears at end of data sheet. Simplified Block Diagram 3V TO 3.6V 4.5V TO 14V CLASS D MODULATOR MAX9744 MAX9744 EMI WITH FERRITE BEAD FILTERS (VDD = 12V, 1m CABLE, 8Ω LOAD) 40 35 OUTPUT MAGNITUDE (dBV) EN502

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20W Stereo Class Speaker Amplifier Maxim Integrated Products
Maxim Integrated Products MAX9744-like datasheet