APA2030/2031
Typical Characteristics (Cont.)
PSRR vs. Frequency
PSRR vs. Frequency
+0
+0
VDD=5V
VDD=5V
RL=32Ω
CB=0.47µF
SE
-10
-10
RL=4Ω
CB=0.47µF
-20
-20
-30
-40
BTL
-30
-40
-50
-60
-70
-80
-90
-100
-50
-60
-70
-80
-90
-100
20
100
1k
10k 20k
20
100
1k
10k 20k
Frequency (Hz)
Frequency (Hz)
Output Noise Voltage vs. Frequency
Filter BW < 22kHz
Output Noise Voltage vs. Frequency
100
100
50
50
Filter BW < 22kHz
20
10
5
20
10
5
A-Weight
A-Weight
VDD=5V
RL=4Ω
AV=6dB
BTL
VDD=5V
RL=32Ω
AV=4.1dB
SE
2
2
1
1
20
100
1k
10k 20k
20
100
1k
10k 20k
Frequency (Hz)
Frequency (Hz)
Copyright ANPEC Electronics Corp.
16
www.anpec.com.tw
Rev. A.2 - Apr., 2004
ANPEC [ ANPEC ELECTRONICS COROPRATION ]
