SC4431CSK-0.5TR データシートの表示（PDF） - Semtech Corporation
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SC4431CSK-0.5TR Datasheet PDF : 8 Pages
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POWER MANAGEMENT
SC4431
Shunt Regulator With
Open Collector Output
Typical Gain Phase
SC4431 Gain / Phase Vin = 2V, Iout = 2mA, Vout = 1.6V
70
200
60
Gain
50
40
30
150
Phase
100
50
20
0
10
-50
0
-100
-10
-20
10
-150
100
1000
10000
100000
1000000
Freq (Hz)
80
70
60
50
40
30
20
10
0
-10
-20
10
SC4431 Gain / Phase Vin = 4V, Iout = 2mA, Vout = 2V
Gain
Phase
100
1000
10000
100000
Freq (Hz)
J3
1
4V IN
J4
1
GND
C1
C2
10u
0.1u
R1
1k for 2mA
U1
1 VCC
2 GND
3 NC
2V OUT
OUT 5
REF 4
SC4431
C7
22n
J1
A
12345
J2
R
12345
C4
C5
C6
22u
22u
22u
J5
1
2
3
4
5
Signal In
Gain Phase Test Circuit
200
150
100
50
0
-50
-100
1000000
R2
3.16k
R3
5.1k
R4
4.99k
C3
33n
2003 Semtech Corp.
6
www.semtech.com
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