PAM8620
15W Stereo Class-D Audio Power Amplifier with Power Limit
Typical Performance Characteristics
VCC=24V,RL=8Ω, Gv=32dB,ΤΑ=25°C, unless otherwise noted.
1. THD+N vs Power (VCC=12V)
2. THD+N vs Power (VCC=24V)
20
20
80
10
10
5
10
5
1
2
1
2
1
%
100m
10m
1m
100u
%
W
f=10kHz
f=1kHz
0.5
0.5
0.2
0.1
0.2
0.1
f=100Hz
1m 2m
5m 10m 20m 50m 100m
500m
1
2
5
10 20
200m 400m 600m 800m
1
Vrms
1.2
1.4
1.6
1.8
2
W
3. THD+N vs Frequency (VCC=12V)
4. THD+N vs Frequency (VCC=24V)
10
5
10
5
2
1
2
1
Po=1W
Po=3W
Po=10W
Po=5W
%
%
0.5
0.2
0.5
0.2
0.1
0.1
Po=3W
Po=5W
0.06
0.06
20
50
100
200
500
Hz
1k
2k
5k
10k 20k
20
50
100
200
500
Hz
1k
2k
5k
10k 20k
5. Frequency Response
Cin=2.2uF
6. Crosstalk
+40
+38
+0
T
-10
+36
-20
-30
+34
+32
+30
+28
-40
-50
d
B
g
Cin=1uF
+26
d
L to R
-60
B
+24
+22
Cin=0.47uF
A
-70
-80
+20
+18
+16
+14
-90
-100
-110
Cin=0.1uF
R to L
+12
+10
-120
20
50
100
200
500
1 k
2 k
5 k
10 k
20k
20
50
100
200
500
1 k
2 k
5 k
10
k
20 k
Hz
Hz
Power Analog Microelectronics,Inc
10/2012 Rev1.0
www.poweranalog.com
8
PAM [ POWER ANALOG MICOELECTRONICS ]
