PAM8404 Datasheet, PDF (13/18 Pages) Power Analog Micoelectronics – 3W/CH Filterless Stereo Class-D Audio Amplifier

PAM8404
3W/CH Filterless Stereo Class-D Audio Amplifier
Test Setup for Performance Testing
AP System One
Generator
PAM8404 Demo Board
Input
Load
+OUT
GND
-OUT
VDD
AP
Low Pass
Filter
AUX-0025
AP System One
Analyzer
Power Supply
Notes
1. The AP AUX-0025 low pass filter is necessary for class-D amplifier measurement with AP analyzer.
2. Two 22μH inductors are used in series with load resistor to emulate the small speaker for efficiency
measurement.
Power Analog Microelectronics,Inc
www.poweranalog.com
13
03/2009 Rev 1.1