ADJUSTABLE PRECISION SHUNT REGULATORS
Electrical Characteristics (Continued)
R1
VIN
VKA
IKA
VREF
Figure 4. Test Circuit 4 for VKA=Vref
R3
VIN
R1
IREF
R2
VREF
VKA
IKA
VKA=VREF(1+R1/R2)+ IREF R1
Figure 5. Test Circuit 5 for VKA>Vref
VIN
VKA
IOFF
Data Sheet
AZ431
Apr. 2005 Rev. 1. 7
Figure 6. Test Circuit 6 for IOFF
BCD Semiconductor Manufacturing Limited
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