Datasheet

I
off
V
KA
Input
I
ref
I
KA
V
KA
Input
V
ref
R1
R2
KA ref ref
R1
V = V 1 + + I × R1
R2
æ ö
ç ÷
è ø
V
ref
Input
V
KA
I
KA
TL431, TL431A, TL431B, TL432, TL432A, TL432B
SLVS543N –AUGUST 2004–REVISED JANUARY 2014 www.ti.com
Parameter Measurement Information
Figure 1. Test Circuit for V
KA
= V
ref
Figure 2. Test Circuit for V
KA
> V
ref
Figure 3. Test Circuit for I
off
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Product Folder Links :TL431 TL431A TL431B TL432 TL432A TL432B