8

11/2010 Rev 1.0

Power Analog Microelectronics, Inc

www.poweranalog.com

PAM8302L

2.5W Filterless Class-D Mono Audio Amplifier

Notes

1. The Audio Precision(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

Audio Precision

(AP) System

Generator

PAM8302L Demo Board

+OUT

Input

Load

AP

Low Pass

Filter

AUX-0025

AP System

Analyzer

GND

-OUT

VDD

Power Supply