TL1431CDT 데이터 시트보기 (PDF) - STMicroelectronics
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TL1431CDT Datasheet PDF : 16 Pages
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TL1431
Electrical characteristics
Figure 10. Reference voltage vs. cathode
current
3
Figure 11. Reference voltage vs. cathode
current
3.0
2.5
2
2.0
1
V =V
KA REF
See figure 1
1.5
V =V
KA REF
See figure 1
0
1.0
-1
-40 -20
0
20 40 60
Cathode current (mA)
80 100
0.5
0.0
0.0
0.2
0.4
0.6
0.8
1.0
Cathode current (mA)
Figure 12. Reference current vs. temperature Figure 13. Off-state cathode current vs.
temperature
2.0
0.10
0.08
V = 36V
KA
1.5
See figure 3
0.06
1.0
0.04
I =10 mA
K
0.5
V =V
KA REF
See figure 1
0.02
0.0
-40 -20 0
20 40 60 80
Temperature (°C)
100 120
0.00
-40 -20 0
20 40 60 80
Temperature(°C)
100 120
Figure 14. Ratio of change in VREF to change Figure 15. Drift of RKA vs. temperature
in VKA vs. temperature
0.0
0.00
-0.5
I =10 mA
K
V =V
KA REF
See figure 2
-0.01
I =10 mA
K
V =V = 2.5V
KA REF
see figure 1
-1.0
-0.02
-1.5
-0.03
-2.0
-40 -20 0
20 40 60 80
Temperature (°C)
100 120
-0.04
-40 -20 0
20 40 60 80
Temperature (°C)
100 120
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