TL431AIYD(2005) View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
TL431AIYD Datasheet PDF : 13 Pages
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TL431
Figure 9. Reference voltage vs. temp.
Electrical Characteristics
Figure 10. Reference voltage vs. cathode current
2.54
2.52
2.50
V =V
KA
REF
I = 10 mA
K
2.48
2.46
2.44
-40 -20
0
20 40 60
Temperature (°C)
80 100
100
75
TAMB=+25°C
50
25
0
-25
-50
-1
0
1
2
3
Cathode voltage V (V)
KA
Figure 11. Reference voltage vs. cathode current Figure 12. Reference current vs. temp.
2
1
T
AMB
=
+25°C
0
-1
-2
-1
0
1
2
3
Cathode voltage V (V)
KA
2.0
I =10 mA
K
1.5
R1=10kΩ
R2= + ∝
1.0
0.5
0.0
−40 −20
0
20 40 60
Temperature °C
80 100
Figure 13. Off-state cathode current vs. temp. Figure 14. Ratio of change in VREF to change in
VKA vs. temp.
2.0
V = 36 V
KA
V = 0V
REF
1.5
1.0
0.5
0.0
-40 -20
0
20 40 60
Temperature (°C)
80 100
0.0
-0.5
I = 10 mA
K
-1.0
-1.5
-2.0
-40 -20
0
20 40 60
Temperature (°C)
80 100
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