FAN431 Datasheet, PDF (5/10 Pages) Fairchild Semiconductor – Programmable Shunt Regulator

Typical Performance Characteristics
FAN431/FAN431A/FAN431L
150
100
V =V
KA
REF
T_A = 25^oC
50
0
-50
-100
-2
-1
0
1
2
3
V_KA, Cathode Voltage (V)
Figure 4. Cathode Current vs. Cathode Voltage
800
600
V_KA = V_REF
T_A = 25^oC
400
I_KA(MIN)
200
0
-200
-1
0
1
2
3
V_KA, CATHODE VOLTAGE (V)
Figure 5. Cathode Current vs. Cathode Voltage
0.100
0.075
0.050
0.025
0.000
-50
-25
0
25
50
75
100
125
T_A, Ambient Temperature (^oC)
Figure 6. OFF-State Cathode Current vs.
Ambient Temperature
60
50
40
30
20
10
0
-10
1k
T_A = 25^oC
I_KA = 10mA
10k
100k
1M
Frequency (Hz)
10M
Figure 8. Small Signal Voltage Amplification vs. Frequency
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-50
-25
0
25
50
75
100
125
T_A, Ambient Temperature (^oC)
Figure7. Reference Input Current vs.
Ambient Temperature
6
T =25^oC
A
5
4
INPUT
3
OUTPUT
2
1
0
0
4
8
12
16
20
Time (us)
Figure 9. Pulse Response
5