LM431 データシートの表示（PDF） - Fairchild Semiconductor
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LM431 Datasheet PDF : 10 Pages
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Typical Performance Characteristics
LM431SA/LM431SB/LM431SC
150
100
VKA = VREF
TA = 25oC
50
0
-50
-100
-2
-1
0
1
2
3
VKA, Cathode Voltage (V)
Figure 4. Cathode Current vs. Cathode Voltage
800
600
VKA = VREF
TA = 25oC
400
200
I
KA(MIN)
0
-200
-1
0
1
2
3
VKA, 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
TA, Ambient Temperature (oC)
Figure 6. OFF-State Cathode Current vs.
Ambient Temperature
60
50
40
30
20
10
0
-10
1k
TA = 25oC
IKA = 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
TA, Ambient Temperature (oC)
Figure7. Reference Input Current vs.
Ambient Temperature
6
TA=25oC
5
4
INPUT
3
OUTPUT
2
1
0
0
4
8
12
16
20
Time (us)
Figure 9. Pulse Response
5
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