Electrical characteristics (continued) – Diodes AN431 User Manual
Page 6
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ADJUSTABLE PRECISION SHUNT REGULATORS AN431
Data Sheet
6
Dec. 2012 Rev. 2. 0
BCD Semiconductor Manufacturing Limited
Figure 4. Test Circuit 4 for V
KA
=V
REF
Figure 5. Test Circuit 5 for V
KA
>V
REF
Figure 6. Test Circuit 6 for I
OFF
I
OFF
V
IN
V
KA
Electrical Characteristics (Continued)
V
IN
V
KA
R1
I
KA
V
REF
V
IN
V
KA
I
KA
R1
R2
V
REF
V
KA
=V
REF
*(1+R1/R2)+ I
REF
*R1
I
REF
R3
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