tl431aiydt-au STMicroelectronics, tl431aiydt-au Datasheet - Page 7

• Manufacturer Part Number: tl431aiydt-au
• Description: Programmable Voltage Reference
• Manufacturer: STMicroelectronics

TL431
Figure 10. Reference voltage vs. temperature
Figure 12. Reference voltage vs. cathode
Figure 14. Off-state cathode current vs.
2.54
2.52
2.50
2.48
2.46
2.44
2.0
1.5
1.0
0.5
0.0
-1
-2
2
1
0
-40
-1
-40
current
temperature
-20
-20
0
0
0
Cathode voltage V
Temperature ( ° C)
Temperature ( ° C)
T
AMB
20
20
= +25 ° C
1
40
40
KA
(V)
V
V
60
60
KA
REF
2
= 36 V
V
I
= 0 V
K
KA
= 10 mA
80
= V
80
REF
100
100
3
Figure 11. Reference voltage vs. cathode
Figure 13. Reference current vs. temperature
Figure 15. Ratio of change in V
-0.5
-1.0
-1.5
-2.0
100
0.0
-25
-50
2.0
1.5
1.0
0.5
0.0
75
50
25
0
-40
− 40
current
V
-1
KA
− 20
-20
vs. temperature
0
0
Cathode voltage V
0
Temperature ( ° C)
Temperature °C
20
Electrical characteristics
20
T
AMB
=+25 ° C
40
1
40
KA
(V)
60
ref
I
60
K
= 10 mA
I
R
R2= + ∝
K
to change in
2
=10 mA
1
=10k Ω
80
80
100
100
3
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