TL1431C Ver la hoja de datos (PDF) - STMicroelectronics
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TL1431C Datasheet PDF : 16 Pages
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Electrical characteristics
TL1431
Figure 16. Maximum operating current vs.
temperature
0.52
0.50
0.48
0.46
0.44
I =I
K MIN
V =V
KA REF
See figure 1
0.42
0.40
-40 -20 0 20 40 60 80 100 120
Temperature (°C)
Figure 17. Gain and phase vs. frequency
60
40
20
0
-20
-40
1
Phase
10
Gain
200
I =10 mA
K
150
See figure 4
100
50
0
-50
-100
-150
100
1000
Frequency (kHz)
-200
10000
Figure 18. Stability behavior with capacitive Figure 19. Maximum power dissipation
loads
100
V =V
KA REF
80
60 Stable
Area
40
20
V =5V
KA
V =12V
KA
V =24V
KA
Instable
Area
Stable
Area
100
80
60
40
Safe
Area
20
SO8
Batwing
T = +25°C
AMB
TO92
0
1E-10
1E-9
1E-8
1E-7
Capacitive Load (F)
1E-6
1E-5
0
10
20
30
Cathode voltage (V)
Figure 20. Pulse response for IK = 1 mA
6
Current step: 1 mA
4
T =+25°C
AMB
See figure 6
Output voltage
2
0
0
1
2
3
4
5
Time (µs)
8/16
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