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SC4503 데이터시트(PDF) 6 Page - Semtech Corporation

부품명 SC4503
상세설명  1.3MHz Step-Up Switching Regulator with 1.4A Switch
PDF  22 Pages
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제조업체  SEMTECH [Semtech Corporation]
홈페이지  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC4503 데이터시트(HTML) 6 Page - Semtech Corporation

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 2007 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
SC4503
Typical Characteristics
Switching Frequency
vs Temperature
1.0
1.1
1.2
1.3
1.4
1.5
-50
-25
0
255075
100 125
Temperature (°C)
FB Voltage vs Temperature
1.10
1.15
1.20
1.25
1.30
-50
-25
0
255075
100 125
Temperature (°C)
VIN Under-voltage Lockout
Threshold vs Temperature
1.6
1.8
2.0
2.2
2.4
2.6
-50
-25
0
255075
100 125
Temperature (°C)
Switch Current Limit
vs Temperature
1.0
1.2
1.4
1.6
1.8
2.0
-50
-25
0
255075
100 125
Temperature (°C)
VSHDN/SS = 3V
Switch Saturation Voltage
vs Switch Current
0
100
200
300
400
0.0
0.5
1.0
1.5
2.0
Switch Current (A)
25°C
-40°C
125°C
VIN Quiescent Current
vs Temperature
0.60
0.65
0.70
0.75
0.80
-50
-25
0
255075
100 125
Temperature (°C)
VFB = 1.5V



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