Data sheet, Adjustable precision shunt regulators az431-b, Typical application – Diodes AZ431B User Manual
Page 11
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Data Sheet
11
Dec. 2012 Rev. 3.3
BCD Semiconductor Manufacturing Limited
ADJUSTABLE PRECISION SHUNT REGULATORS AZ431-B
V
IN
V
OUT
R1
R2
V
REF
AZ431-B
R3
V
IN
V
OUT
R4
R1
R2
V
REF
R3
AZ431-B
I
OUT
V
IN
AZ431-B
R2
R1
Figure 17. Shunt Regulator
Figure 18. High Current Shunt Regulator
V
OUT
=(1+R1/R2)*V
REF
V
OUT
=(1+R2/R3)*V
REF
I
OUT
=V
REF
/R2 + I
KA
Figure 19. Current Source or Current Limit
Typical Application
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