SC250 データシートの表示（PDF） - Semtech Corporation
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SC250 Datasheet PDF : 18 Pages
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POWER MANAGEMENT
Typical Characteristics
Efficiency vs. Load Current VOUT = 3.2V
100
90
VIN=3.6V
80
70
VIN=3.9V
60
50
VIN=4.2V
40
30
20
10
0
0.001
0.01
0.1
1
IOUT (V)
Efficiency vs. Load Current VOUT = 1.5V
100
90
VIN=2.7V
80
70
VIN=3.6V
60
50
VIN=4.2V
40
30
20
10
0
0.001
0.01
0.1
1
IOUT (V)
Efficiency vs. VIN
100
90
80
IOUT=300mA
70
IOUT=600mA
IOUT=100mA
60
50
IOUT=10mA
40
30
20
10
0
2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
VIN (V)
SC250
PRELIMINARY
Efficiency vs. Load Current V = 2.5V
OUT
100
90
VIN=3.3V
80
70
VIN=3.9V
60
50
VIN=4.2V
40
30
20
10
0
0.001
0.01
0.1
1
IOUT (V)
Efficiency vs. Load Current VOUT = 1.2V
100
90
VIN=2.7V
80
70
VIN=3.6V
60
50
VIN=4.2V
40
30
20
10
0
0.001
0.01
0.1
1
IOUT (V)
Efficiency vs. VOUT, VIN = 3.6V
100
90
IOUT=100mA
80
IOUT=600mA
70
60
50
40
30
20
10
0
0
0.5
1
1.5
2
2.5
3
3.5
VIN (V)
© 2006 Semtech Corp.
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www.semtech.com
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