Owner manual

AP431/AP431A
Document number: DS31002 Rev. 21 - 2
7 of 17
www.diodes.com
June 2013
© Diodes Incorporated
AP431/AP431A
Typical Performance Characteristics (cont.)
100K10K1K 1M 10M
f-FREQUENCY -Hz
Small-Signal Voltage Amplification vs. Frequency
I = 10mA
T = 25C
KA
A

A - SMALL SI
G
NAL V
O
L
T
A
G
E AM
P
LI
F
I
C
A
T
I
O
N (dB)
V
60
50
40
30
20
10
0
GND
Output
232

8.25K 
15K 
9F 
+
+
-
-
I
KA
Test Circuit for Voltage Amplification
100K10K1K 1M 10M
f-FREQUENCY -Hz
Reference Impedance vs. Frequency
I = 10mA
T = 25C
KA
A

ZKA
R
E
F
E
R
EN
C
E IM
P
EDAN
C
E
100
10
1
0
1K

50 
Output
GND
I
KA
Test Circuit for Reference Impedance