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SC197 Datasheet(PDF) 5 Page - Semtech Corporation

Part # SC197
Description  3.5MHz, 500mA Synchronous Dual Step-Down DC-DC Regulator
PDF  20 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC197 Datasheet(HTML) 5 Page - Semtech Corporation

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SC197
5
Typical Characteristics
Efficiency vs. I
OUT (TA = -40°C)
0
10
20
30
40
50
60
70
80
90
100
0.1
1
10
100
1000
Load Current (mA)
3.3V
2.8V
1.8V
0.8V
Efficiency vs. I
OUT (TA = 25°C)
0
10
20
30
40
50
60
70
80
90
100
0.1
1
10
100
1000
Load Current (mA)
3.3V
2.8V
1.8V
0.8V
Efficiency vs. I
OUT (TA = 85°C)
0
10
20
30
40
50
60
70
80
90
100
0.1
1
10
100
1000
Load Current (mA)
3.3V
2.8V
1.8V
0.8V
4.2V
5.0V
70
75
80
85
90
95
100
0.5
1.0
1.5
2.0
2.5
3.0
3.5
VOUT (V)
3.6V
70
75
80
85
90
95
100
0.5
1.0
1.5
2.0
2.5
3.0
3.5
VOUT (V)
3.6V
4.2V
5.0V
70
75
80
85
90
95
100
0.5
1.0
1.5
2.0
2.5
3.0
3.5
VOUT (V)
3.6V
4.2V
5.0V
V
IN = 4.0V for VOUT = 3.3V, VIN = 3.6V for all others. CIN = 4.7µF, COUT = 10µF, LX = 1µH, TA = 25°C unless otherwise noted.
Efficiency vs. V
OUT (TA = -40°C)
Efficiency vs. V
OUT (TA = 25°C)
Efficiency vs. V
OUT (TA = 85°C)
I
OUT = 300mA
I
OUT = 300mA
I
OUT = 300mA



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