APL431
Typical Characteristics (Cont.)
Off State Cathode Current vs.
Cathode Voltage
Reference Impedance vs. Frequency
2500
1
VREF=0
IK=100mA
TA=25°C
2000
1500
1000
500
0
500m
300m
200m
100m
-500
-5
0
5
10
15
20
25
30
2k
5k
10k 20k
50k
200k
100k
1k
Cathode Voltage (V)
Frequency (Hz)
Stability Boundary Conditions
100
90
80
70
60
50
40
30
20
10
0
TA=25°C
VKA=VREF
VKA=3.3V
Stable
0.001
0.01
0.1
1
Load Capacitance (µF)
Copyright ANPEC Electronics Corp.
7
www.anpec.com.tw
Rev. C.1 - Jun., 2003