TL431-W Datasheet, PDF (9/79 Pages) Texas Instruments – PRECISION PROGRAMMABLE REFERENCE

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TL431, TL431A, TL431B
TL432, TL432A, TL432B
SLVS543M – AUGUST 2004 – REVISED JULY 2012
Figure 1. SYMBOL
REF
ANODE
CATHODE
Figure 2. FUNCTIONAL BLOCK DIAGRAM
CATHODE
REF
+
_
V_{r ef}
CATHODE
REF
2.4 kΩ
ANODE
Figure 3. EQUIVALENT SCHEMATIC
800 Ω
800 Ω
20 pF
3.28 kΩ
4 kΩ
7.2 kΩ
20 pF
150 Ω
10 kΩ
ANODE
NOTE: All component values are nominal.
800 Ω
1 kΩ
Copyright © 2004–2012, Texas Instruments Incorporated
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Product Folder Link(s): TL431 TL431A TL431B TL432 TL432A TL432B