LM431A Fairchild Semiconductor, LM431A Datasheet - Page 7

• Manufacturer Part Number: LM431A
• Description: The LM431A/LM431B/LM431C are three-terminal output adjustable regulators with thermal stability over operating temperature range
• Manufacturer: Fairchild Semiconductor

Typical Application
Figure 11
Figure 14. Current Limit or Current Source
V
O
=
.
Shunt Regulator
⎛
⎝
1
+
LM431A/B/C
R
------ -
R
1
2
⎞ V
⎠
ref
LM431A/B/C
Figure 12
Three- Te r
LM7805/MC7805
-
V
O
.
-
Output Control for
=
minal Fixed Regulator
LM431A/B/C
V
ref
⎛
⎝
1
+
R
------ -
R
1
2
⎞
⎠
Figure 15. Constant-Current Sink
Figure 13. High Current Shunt Regulator
LM431A/B/C
V
O
=
⎛
⎝
LM431A/LM431B/LM431C
1
+
R
------ -
R
1
2
LM431A/B/C
⎞ V
⎠
ref
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