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3. AUDIO AMPLIFIER STAGE WITH MP7722
3.1 General Description
The MP7722 is a stereo 20W Class D Audio amplifier, intended for use as low
frequency power amplifier in a wide range of applications in radio and TV sets.
It uses a minimum number of external components to complete a stereo Class D audio
amplifier.
3.2 Features
2 x 20W Output at VDD = 24V into a 4
THD+N = 0.06% at 1W, 8
93% Efficiency at 20W
Low Noise (190μV Typical)
Switching Frequency Up to 1MHz
9.5V to 24V Operation from a Single Supply
Integrated Startup and Shutdown Pop Elimination Circuit
Thermal and Short Circuit Protection
Integrated 180m
Mute/Standby Modes (Sleep)
Thermally Enhanced 20-Pin TSSOP Package with Exposed Pad
Switches
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