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SC4501EVB Datasheet(PDF) 7 Page - Semtech Corporation

Part # SC4501EVB
Description  2Amp, 2MHz Step-Up Switching Regulator with Soft-Start
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC4501EVB Datasheet(HTML) 7 Page - Semtech Corporation

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© 2005 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
SC4501
Typical Characteristics
Shutdown Pin Current
vs Temperature
-6
-5
-4
-3
-50
-25
0
25
50
75
100
125
Temperature (ºC)
VIN = 2V
VIN = 12V
VSHDN = 1.25V
Transconductance vs Temperature
30
40
50
60
70
80
-50
-25
0
25
50
75
100
125
Temperature (ºC)
VIN = 2V
Soft-Start Charging Current
vs Temperature
1
1.2
1.4
1.6
1.8
2
-50
-25
0
25
50
75
100
125
Temperature (ºC)
VSS = 0.3V
VIN Current vs SHDN Pin Voltage
0
0.02
0.04
0.06
0.08
0.1
0
0.2
0.4
0.6
0.8
1
1.2
SHDN Voltage (V)
25ºC
VIN = 2V
VIN Current vs SHDN Pin Voltage
0
0.2
0.4
0.6
0.8
1
1.2
0
0.5
1
1.5
SHDN Voltage (V)
125ºC
-40ºC
VIN = 2V
-40ºC
125ºC


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