TL431ACN STMicroelectronics, TL431ACN Datasheet - Page 4

• Manufacturer Part Number: TL431ACN
• Description: PROGRAMMABLE VOLTAGE REFERENCE
• Manufacturer: STMicroelectronics

TL431
4/9
1,2
1,1
0,9
0,8
0,7
0,6
2,58
2,56
2,54
2,52
2,48
2,46
2,44
2,42
100
-10
-20
-30
-40
-50
2,5
90
80
70
60
50
40
30
20
10
1
0
-40
-40 -30 -20 -10
-2
-30
Reference input current vs temperature
-20
Cathode current vs Cathode voltage
Reference voltage vs Temperature
-10
-1
0
Vka=Vref
Ta=25 C
0
10
10
Temperature( C)
20
Vka Cathode voltage(V)
0
20
Temperature( C)
30
30
40
40
50
1
60
50
70
60
Ika=10mA
80
R1=10K
R2=inf
70
90 100
2
80
90
2% range
1% range
Vka=Vref
Ik=10mA
Average
100
3
Rka (Ohms)
0,235
0,225
0,215
0,24
0,23
0,22
Input
-0,5
-1,5
1,5
0,5
-1
-2
-40
2
1
0
-1
-30
Test circuit for Vka=Vref
Rka - Static impedance vs Temperature
-20
Cathode current vs Cathode voltage
Vref
-10
Ika =1 to 100mA
0
0
Vka=Vref
10
Vka Cathode voltage(V)
20
Temperature ( C)
30
1
40
Ik=10mA
Vka=Vref
Ta=25 C
50
60
2
70
Vka
80
Output
90
100
3