PAM8301 Datasheet, PDF (7/11 Pages) Power Analog Micoelectronics – Filterless Class-D Mono Audio Amplifier

PAM8301
Filterless Class-D Mono Audio Amplifier
Typical Performance Characteristic
T_A=25°C unless otherwise noted.
13. PSRR
+0
-10
T _RTT_L=8T_{Ω, Gain=23dB,}
V = _DD 5V,Input floating
-20
-30
-40
-50
dB
-60
-70
-80
-90
-100
20
50
100
200
500
1k
2k
Hz
5k
10k
14.EMI vs Frequency
R_L=8Ω, Gain=23dB,
V_DD=5V, Po=500mW
.
Test Setup for Performance Testing
AP System One
Generator
PAM8301 Demo Board
Input
Load
+OUT
GND
-OUT
VDD
AP
Low Pass
Filter
AUX-0025
AP System One
Analyzer
Notes
Power Supply
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.
Power Analog Microelectronics,Inc
www.poweranalog.com
7
09/2008 Rev 1.2