Datasheet

Electrical characteristics TS431
4/14 DocID5558 Rev 10
Figure 2. Reference voltage vs. temperature Figure 3. Test circuit for V
KA
= V
ref
-40-200 20406080100120
Temperature (°C)
1.228
1.232
1.236
1.24
1.244
1.248
1.252
Reference voltage (V)
Vka = Vref
Ik = 100 µA
Input
Vka
Vref
Ik
Output
Figure 4. Cathode voltage vs. cathode current Figure 5. Cathode voltage vs. cathode current
-1 -0.5 0 0.5 1 1.5
Vka Cathode voltage (V)
-15
-10
-5
0
5
10
15
Ika Cathode current (mA)
Vka = Vref
T = 25°C
0 102030405060
Ika Cathode current (µA)
0
0.5
1
1.5
Vka Cathode voltage (V)
-40°C
+25°C
+85°C
+125°C
Figure 6. Reference input current vs.
temperature
Figure 7. Static impedance vs. temperature
-40 -20 0 20 40 60 80 100 120
Temperature (°C)
0
20
40
60
80
100
Iref Reference current (nA)
Ik = 10mA
R1 = 10 K

R2 = +

-40-200 20406080100120
Temperature (°C)
0
0.1
0.2
0.3
0.4
Rka Static Impedance (Ohms)
Vka = Vref
Ik = 100µA to 15mA