8

09/2011 Rev1.5

Power Analog Microelectronics, Inc

www.poweranalog.com

PAM8302A

2.5W Filterless Class-D Mono Audio Amplifier

Notes

1. The AP AUX-0025 low pass filter is necessary for every 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.

Test Setup for Performance Testing

AP System One

Generator

PAM8302A Demo Board

+OUT

Input

Load

AP

Low Pass

Filter

AUX-0025

AP System Two

Analyzer

GND

-OUT

VDD

Power Supply