TS431A ST Microelectronics, Inc., TS431A Datasheet - Page 3

• Manufacturer Part Number: TS431A
• Description: Low Voltage Adjustable Shunt Reference
• Manufacturer: ST Microelectronics, Inc.

Reference voltage vs temperature
Cathode voltage vs cathode current
Reference input current vs temperature
1.252
1.248
1.244
1.236
1.232
1.228
-10
-15
100
15
10
1.24
-5
80
60
40
20
5
0
0
-40
-1
-40
-20
-0.5
-20
0
Vka Cathode voltage (V)
0
20
Temperature (°C)
Temperature (°C)
0
20
40
Vka = Vref
T = 25°C
40
0.5
60
60
Ik = 100 µA
Vka = Vref
R1 = 10 K
Ik = 10mA
80
R2 = +
80
1
100
100
120
120
1.5
Test circuit for Vka = Vref
Cathode voltage vs cathode current
Static impedance vs temperature
Input
1.5
0.5
0.4
0.3
0.2
0.1
0
0
1
-40
0
-20
Vref
-40°C
10
0
+25°C
Ika Cathode current (µA)
20
20
Temperature (°C)
40
30
+85°C
Ik
60
Vka = Vref
Ik = 100µA to 15mA
40
+125°C
80
Vka
50
100
Output
TS431
120
60
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