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TL431 View Datasheet(PDF) - Motorola => Freescale

Part Name
Description
View to exact match
TL431
Motorola
Motorola => Freescale Motorola
TL431 Datasheet PDF : 16 Pages
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Figure 1. Test Circuit for VKA = Vref
Input
IK VKA
Vref
TL431, A, B Series
Figure 2. Test Circuit for VKA > Vref
Figure 3. Test Circuit for Ioff
Input
VKA
Input
IK
R1 Iref
R2
Vref
ǒ Ǔ + ) ) VKA
Vref 1
R1
R2
Iref S R1
Ioff VKA
Figure 4. Cathode Current versus
Cathode Voltage
150
VKA = Vref
TA = 25°C
100 Input
VKA
IK
50
0
–50
–100
–2.0
–1.0
0
1.0
2.0
3.0
VKA, CATHODE VOLTAGE (V)
Figure 5. Cathode Current versus
Cathode Voltage
800
VKA = Vref
TA = 25°C
600 Input
IKVKA
IMin
400
200
0
–20–01.0
0
1.0
2.0
3.0
VKA, CATHODE VOLTAGE (V)
Figure 6. Reference Input Voltage versus
2600
2580 Input
2560 Vref
Ambient Temperature
VKA
IKVKA = Vref
IK = 10 mA
Vref Max = 2550 mV
2540
2520
2500
Vref Typ = 2495 mV
2480
2460
2440
Vref Min = 2440 mV
2420
2400
–55
–25
0
25
50
75 100 125
TA, AMBIENT TEMPERATURE (°C)
Figure 7. Reference Input Current versus
Ambient Temperature
3.0
2.5
2.0
1.5
IK = 10 mA
1.0 Input
VKA
10k Iref IK
0.5
0–55
–25
0
25
50
75 100 125
TA, AMBIENT TEMPERATURE (°C)
MOTOROLA ANALOG IC DEVICE DATA
5
 

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