PAM8303D
Ultra Low EMI, 3W Filterless
Mono Class-D Audio Power Amplifier
Typical Operating Characteristics
TA=25°C, VDD=5V, f=1kHz, Gain=2V/V, unless otherwise noted.
9. Frequency Response
10. PSRR VS Frequency
T
+5
+4
+3
+2
+1
+0
-10
-20
-30
-40
-50
-60
-70
T
Gain=0dB@1kHz
Po=400mW
Inputs ac-ground
VDD=3.6V, Vripp=100mVpp,
d
B
r
d
+0
-1
-2
-3
-4
B
A
-80
10
-5
20
20
50
100 200
500
1k
2k
5k
10k 20k
50k 100k
50
100
200
500
Hz
1k
2k
5k
10k 20k
Hz
11. CMRR vs Frequency
12. Noise FFT
+ 0
-30
-35
-1 0
Inputs ac-ground
-2 0
-3 0
-40
-45
-50
-55
-60
-65
-70
-75
-4 0
-5 0
d
-6 0
d
B
r
B
r
-7 0
-8 0
A
A
-9 0
-1 0 0
-1 1 0
-1 2 0
-1 3 0
-1 4 0
-80
20
-1 5 0
50
100
200
500
Hz
1k
2k
5k
10k 20k
2 0
5 0
1 0 0
2 0 0
5 0 0
H z
1 k
2 k
5 k
1 0 k
2 0 k
Power Analog Microelectronics,Inc
09/2008 Rev 1.4
www.poweranalog.com
9
PAM [ POWER ANALOG MICOELECTRONICS ]
