TL1431 Datasheet, PDF (6/8 Pages) STMicroelectronics – PROGRAMMABLE VOLTAGE REFERENCE

TL1431
DRIFT OF RKA vs TEMPERATURE
Drift (Ohms)
0
Ik = 10mA
Vka = Vref = 2.5V
-0,01
-0,02
-0,03
-0,04
-40 -20
0 20 40 60
Temperature (°C)
80 100 120
MINIMUM OPERATING CURRENT vs
TEMPERATURE
Imin (mA)
0,52
0,5
0,48
0,46
0,44
0,42
0,4
-40 -20
Ik = Ikmin.
Vka = Vref
0 20 40 60
Temperature (°C)
80 100 120
PHASE MARGIN vs FREQUENCY
Phase (°)
200
100
0
-1 00
-2 00
1
3
Ik = 10mA
G ain
Ph as e
10
30
1 00
3 00
Frequency (KHz)
1,000
Gain (dB)
60
50
40
30
20
10
0
-10
-20
-30
3,000
-40
10,000
STABILITY FOR CAPACITIVE LOADS
Current (mA)
120
100
80
60
40
20
0
1E-10
1E-9
1E-8
1E-7
0,000001
Capacitive loads (F)
2.5V 5.0V 10 V 15 V 20 V 28 V
0,00001
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