LM431SB Fairchild Semiconductor, LM431SB Datasheet - Page 6

• Manufacturer Part Number: LM431SB
• Description: The LM431SA/LM431SB/LM431SC are three terminal output adjustable regulators with thermal stability over operating temperature range
• Manufacturer: Fairchild Semiconductor

LM431SA/LM431SB/LM431SC Rev. 1.0.9
© 2012 Fairchild Semiconductor Corporation
Typical Performance Characteristics
Figure 12. Reference-Cathode Diode Curve
140
120
100
80
60
40
20
Figure 10. Stability Boundary Conditions
0
100p
5
4
3
2
1
0
0.0
0.2
stable
1n
0.4
A
0.6
Ref.-Cathode Voltage(V)
C
L
, LOAD CAPACITANCE
10n
0.8
B
1.0
1.2
100n
stable
A V
B V
T
A
1.4
= 25
KA
KA
= Vref
= 5.0 V @ I
o
C
1.6
1
1.8
K
= 10
mA
2.0
10
(Continued)
6
Figure 11. Anode-Reference Diode Curve
5
4
3
2
1
0
0.0
0.2
0.4
0.6
Anode-Ref. Voltage(V)
0.8
1.0
1.2
1.4
1.6
1.8
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2.0