SC122 Ver la hoja de datos (PDF) - Semtech Corporation
Número de pieza
componentes Descripción
Fabricante
SC122 Datasheet PDF : 13 Pages
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SC122
Typical Characteristics — V = 3.3V
OUT
Efficiency vs. I
OUT
L = 4.7μH, TA = 25οC
100
90
V = 1.6V
80
IN
70
60
V = 0.9V
IN
50
40
30
20
10
0
0.1 0.2
0.5 1
2
5
IOUT (mA)
10 20
V = 1.2V
IN
50 100
Load Regulation
L = 4.7μH, TA = 25οC
3.31
3.3
3.29
3.28
3.27
V = 0.9V
IN
V = 1.6V
IN
3.26
V = 1.2V
IN
3.25
0
10 20 30 40 50 60 70 80 90 100
IOUT (mA)
Line Regulation — Low Load
L = 4.7μH, IOUT = 1mA
3.31
3.3
3.29
T = 0°C, 25°C, 70°C
A
3.28
3.27
3.26
3.25
0.7
1
1.3
1.6
VIN (V)
Efficiency vs. I
OUT
L = 4.7μH, VIN = 1.2V
100
90
T = 25°C
A
80
T = 0°C
A
70
60
T = 70°C
A
50
40
30
20
10
0
0.1 0.2
0.5 1
2
5 10 20
IOUT (mA)
Load Regulation
L = 4.7μH, VIN = 1.2V
3.31
50 100
3.3
3.29
T = 70°C
A
3.28
3.27
3.26
3.25
0
T = 0°C
A
T = 25°C
A
10 20 30 40 50 60 70 80 90 100
IOUT (mA)
Line Regulation — High Load
L = 4.7μH, IOUT = 45mA
3.31
3.3
3.29
T = 0°C, 25°C, 70°C
A
3.28
3.27
3.26
3.25
0.7
1
1.3
1.6
VIN (V)
5
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