Datasheet

200
0
− 200
−1 0 1 2 3 4
400
600
CATHODE CURRENT
vs
CATHODE VOLTAGE
800
V
KA
− Cathode Voltage − V
V
KA
= V
I(ref)
T
A
= 25°C
−2
− Cathode Current −I
KA
Aµ
0
− 50
− 100
− 150
− 3 − 2 − 1
50
100
CATHODE CURRENT
vs
CATHODE VOLTAGE
150
0 1 2
3
V
KA
− Cathode Voltage − V
V
KA
= V
I(ref)
T
A
= 25°C
− Cathode Current − mAI
KA
2.5
2.49
2.48
− 50 − 25
0
25 50
2.51
REFERENCE VOLTAGE
vs
FREE-AIR TEMPERATURE
2.52
75
100 125
V
I(ref)
= V
KA
I
KA
= 10 mA
T
A
− Free-Air Temperature − °C
− Reference Voltage − VV
I(ref)
REFERENCE CURRENT
vs
FREE-AIR TEMPERATURE
− 50 − 25 0 25 50 75 100 125
0
0.5
1
1.5
2
2.5
T
A
− Free-Air Temperature − °C
I
KA
= 10 mA
R1 = 10 kΩ
R2 = ∞
− Reference Current −
I
I(ref)
Aµ
TL1431
www.ti.com SLVS062M –DECEMBER 1991–REVISED APRIL 2012
Figure 4. Figure 5.
Figure 6. Figure 7.
Copyright © 1991–2012, Texas Instruments Incorporated Submit Documentation Feedback 7
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