Data Sheet
7
Dec. 2012 Rev. 2. 0 BCD Semiconductor Manufacturing Limited
ADJUSTABLE PRECISION SHUNT REGULATORS AN431
-60 -40 -20 0 20 40 60 80 100 120 140
0.0
0.5
1.0
1.5
R
1
=10K,R
2
=
I
KA
=10mA
Reference Current (μA)
Ambient Temperature (
0
C)
Figure 7. Reference Voltage vs. Ambient Temperature Figure 8. Reference Current vs. Ambient Temperature
Figure 9. Cathode Current vs. Cathode Voltage Figure 10. Cathode Current vs. Cathode Voltage
-60 -40 -20 0 20 40 60 80 100 120 140
2.485
2.490
2.495
2.500
2.505
2.510
Reference Voltage (V)
Ambient Temperature (
o
C)
V
KA
=V
REF
I
KA
=10mA
-2 -1 0 1 2 3
-100
-50
0
50
100
150
Cathode Current (mA)
Cathode Voltage (V)
V
KA
=V
REF
T
A
=25
0
C
-1.0 -0.5 0.0 0.5 1.0 1.5 2.0 2.5
-200
0
200
400
600
800
Cathode Current (μA)
Cathode Voltage (V)
V
KA
=V
REF
T
A
=25
0
C
Typical Performance Characteristics
∞
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