PAM8603M Datasheet, PDF (6/14 Pages) Power Analog Micoelectronics – 3W Filterless Stereo Class-D Audio Amplifier with DC Volume Control

PAM8603M
3W Filterless Stereo Class-D Audio Amplifier with DC Volume Control
Typical Operating Characteristics(T_A=25°C)
7. Frequency Response
+5
Gain=0dB@1kHz
+4 _{Cin=0.47μF,RL=8Ω}
+3 _{V = DD 3.6V/5V}
+2
+1
d
B
r
+0
A
-1
-2
-3
-4
-5
20
50
100
200
500
1k
2k
Hz
5k
10k
20k 30k
9. Crosstalk VS Frequency
-50_{T T T T T T T T T}
-55 _Gv=20dB,RL=4
-60 _{V = DD 5.0V,}
-65 _Po=0.5W
-70
-75
-80
d
-85
B
-90
R to L
-95
-100
-105
-110
L to R
-115
-120
20
50
100
200
500
1k
2k
Hz
5k
10k 20k
11. Quiescent Current VS Supply Voltage
18
16 ^{No input}
14 ^{RL=No Load}
12
10
8
6
4
2
0
2.5 3 3.5 4 4.5 5 5.5
Power Supply Voltage(V)
8.PSRR VS Frequency
+0
-10 ^{Inputs ac-ground}
V = _DD 5V,100mVpp,
-20 _{Cin=0.47μF,RL=8Ω}
-30
-40
d
-50
B
-60
-70
-80
-90
-100
20
50
100
200
500
1k
2k
Hz
5k
10k
10. Noise Floor FFT
+0
-10
Inputs ac-ground,
-20
-30 ^{V = DD 5.0V}
Cin=0.47μF,
-40
-50 ^RL=8Ω
-60
d
B
-70
r
-80
A
-90
-100
-110
-120
-130
-140
-150
20
50
100
200
500
1k
2k
Hz
5k
10k 20k
12. Shutdown Current VS Supply Voltage
0.3
No input
0.25 No Load
0.2
0.15
0.1
0.05
0
2.5 3 3.5 4 4.5 5 5.5
Power Supply Voltage(V)
Power Analog Microelectronics,Inc
www.poweranalog.com
6
10/2008 Rev 1.0