NCP431ACLPRAG Просмотр технического описания (PDF) - ON Semiconductor
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NCP431ACLPRAG Datasheet PDF : 20 Pages
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NCP431A, SC431A, NCP431B, SC431B, NCP432B, SC432B Series
TYPICAL APPLICATIONS
V+
IK
VOUT
R1
CL
R2
ǒ Ǔ VOUT +
1 ) R1
R2
Vref
Figure 22. Shunt Regulator
MC7805
V+
In
Out
Common
VOUT
R1
V+
VOUT
R1
R2
ǒ Ǔ VOUT +
1 ) R1
R2
Vref
Figure 23. High Current Shunt
Regulator
V+
VOUT
R1
R2
ǒ Ǔ VOUT +
1 ) R1
R2
Vref
VOUT(min) + Vref ) 5.0 V
Figure 24. Output Control for a
Tree−Terminal Fixed Regulator
RCL
V+
IOUT
Vref
IOUT + RCL
Figure 26. Constant Current Source
R2
ǒ Ǔ VOUT +
1 ) R1
R2
Vref
VIN(min) + VOUT ) Vbe
VOUT(min) + Vref
Figure 25. Series Pass
Regulator
V+
ISink
Vref
ISink + Rs
RS
Figure 27. Constant Current
Sink
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