APL431
Typical Characteristics (Cont.)
Off State Cathode Current vs.
Cathode Voltage
2500
Reference Impedance vs. Frequency
1
Off State Cathode Current (µA)
V
REF
=0
2000
Reference Impedance (Ω)
I
K
=100mA
T
A
=25°C
1500
5 00 m
1000
3 00 m
500
2 00 m
0
-5 0 0
-5
0
5
10
15
20
25
30
1 00 m
1k
2k
5k
1 0k
2 0k
5 0k 1 00 k 2 00 k
Cathode Voltage (V)
Frequency (Hz)
Stability Boundary Conditions
100
90
T
A
=25°C
V
KA
=V
REF
Stable
V
KA
=3.3V
Cathode Current (mA)
80
70
60
50
40
30
20
10
0
0.001
0.01
0.1
1
Load Capacitance (µF)
Copyright
ANPEC Electronics Corp.
Rev. C.1 - Jun., 2003
7
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