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SC4431 Datasheet(PDF) 5 Page - Semtech Corporation

Part # SC4431
Description  Shunt Regulator With Open Collector Output
PDF  8 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC4431 Datasheet(HTML) 5 Page - Semtech Corporation

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 2003 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
SC4431
Shunt Regulator With
Open Collector Output
-0.5000
0.0000
0.5000
1.0000
1.5000
2.0000
2.5000
3.0000
3.5000
1.2248
1.2703
1.3048
1.7030
3.0182
Vref(v)
Vcc=2V,Io=1.3mA
Vcc=5V,Io=1.3mA
Vcc=15V,Io=1.3mA
-0.5000
0.0000
0.5000
1.0000
1.5000
2.0000
2.5000
3.0000
3.5000
1.2243
1.2700
1.3009
1.7073
3.0073
Vref(v)
Vcc=2V,Io=2mA
Vcc=5V,Io=2mA
Vcc=15V,Io=2mA
Typical Icc vs Vref, Io = 1.3mA, Ta = 25 Deg.C.
Typical Icc vs Vref, Io = 2mA, Ta = 25 Deg.C.
10uF
C2
Vref
U1
SC4431
1
2
4
5
10uF
C1
+V adj
10uF
C4
J2
1
2
J1
1
2
R2
3.9k
+VCC
R1
4k
22nF
C5
R4
1k
J3
1
2
R5
1k
+Vref_Adjust
Vref
Vo
Io
C3
Icc vs Vref Test Circuit
Typical Characteristics



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