PAM8007 Datasheet, PDF (8/16 Pages) Power Analog Micoelectronics – Filterless 3W Class-D Stereo Audio Amplifier with DC Volume Control and Headphone Output

PAM8007
Filterless 3W Class-D Stereo Audio Amplifier
with DC Volume Control and Headphone Output
Typical Operating Characteristics (continued)
Earphone Output
1. THD+N vs Output Power
30
20
10
RL=16Ω
VDD=5V
5
2
1
% _0.5
0.2
0.1
0.05
f=1kHz
f=10kHz
0.02
0.01
1u 2u
f=100Hz
5u 10u 20u
50u 100u 200u 500u 1m 2m
W
5m 10m 20m 50m 100m
3. THD+N vs Frequency
10
VDD=5V
5 _RL=16Ω
Po=1mW/10mW/60mW
2
1
0.5
%
0.2
0.1
Po=10mW
Po=1mW
0.05
0.02
Po=10mW
0.01
20
50
100
200
500
1k
2k
Hz
5k
10k
20k
5. PSRR vs Frequency
+0
-5
-10
-15
-20
-25
-30
-35
-40
d -45
B
-50
-55
-60
-65
-70
-75
-80
-85
-90
20
T
50
100
200
500
1k
2k
Hz
5k
10k
20k
Power Analog Microelectronics, Inc
www.poweranalog.com
8
2. THD+N vs Output Power
30
20
RL=32Ω
10 _VDD=5V
5
2
1
% 0.5
0.2
0.1
0.05
f=1kHz
f=10kHz
0.02
0.01
1u 2u
5u 10u 20u
50u 100u 200u 500u 1m 2m
W
f=100Hz
5m 10m 20m 50m 100m
4. THD+N vs Frequency
10
VDD=5V
5 _RL=32Ω
Po=1mW/10mW/50mW
2
1
0.5
%
0.2
0.1
Po=10mW
Po=50mW
0.05
0.02
Po=1mW
0.01
20
50
100
200
500
1k
2k
5k
10k
20k
Hz
6. Crosstalk vs Frequency
+0_{TTTTTTTTTTTTTTTTTTTTTT TTT T}
-10
-20
-30
-40
-50
d
B _-60
-70
-80
-90
-100
-110
20
50
100
200
500
1k
Hz
L to R
R to L
2k
5k
10k
20k
01/2012 Rev1.2