Diodes AZ431A - Manual (Page 8)

AZ431-A
Document number: DS36721 Rev. 4 – 2
8 of 21
www.diodes.com
January 2014
© Diodes Incorporated
AZ431-A
A Product Line of
Diodes Incorporated
Performance Characteristics
(Cont.)
Small Signal Voltage Gain vs. Frequency
Reference Impedance vs. Frequency
Stability Boundary Conditions vs. Load Capacitance
1k 10k 100k 1M
-10
0
10
20
30
40
50
60
70
Vo
lt
a
g
e
G
a
in
(d
B)
Small Signal Frequency (Hz)
T
A
=25 0 C
I
KA
=10mA
1K 10K 100K 1,000K
0.1
1
10
R
e
fe
re
n
ce
I
mp
e
d
a
n
ce
(

)
Frequency (Hz)
I
KA
=10mA
T
A
=25 o C
1E-3 0.01 0.1 1 10 100
0
10
20
30
40
50
60
70
80
90
100
V
KA
=V
REF
V
KA
= 5V
V
KA
=10V
V
KA
=15V: No Oscillation
Stable Stable
C
a
th
o
d
e
C
u
rre
n
t
(m
A)
Load Capacitance (  F)