SC1563 データシートの表示（PDF） - Semtech Corporation
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SC1563 Datasheet PDF : 10 Pages
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SC1563
POWER MANAGEMENT
Typical Characteristics (Cont.)
Dropout Voltage (IOUT = 0.25A) vs. Output
Voltage vs. Junction Temperature
400
350
300
TJ = 150°C
250
200
TJ = 25°C
150
100
TJ = -40°C
50
0
2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6
VOUT (V)
Current Limit vs.
Junction Temperature
1000
950
VIN = VOUT(NOM) + 0.7V
900
850
800
750
700
650
600
550
500
-50 -25
0
25
50
75 100 125 150
TJ (°C)
Reference Voltage (VIN = 5.5V) vs. Junction
Temperature vs. Output Current
1.210
1.208 VIN = 5.5V
1.206
1.204
1.202
IOUT = 0mA
1.200
1.198
1.196
1.194
IOUT = 500mA
1.192
1.190
-50 -25
0
25
50
75 100 125 150
TJ (°C)
Dropout Voltage (IOUT = 0.1A) vs. Output
Voltage vs. Junction Temperature
150
125
TJ = 150°C
100
TJ = 25°C
75
50
TJ = -40°C
25
0
2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6
VOUT (V)
Reference Voltage (V = 2.2V) vs. Junction
IN
Temperature vs. Output Current
1.205
1.204 VIN = 2.2V
1.203
1.202
1.201
IOUT = 0mA
1.200
1.199
1.198
1.197
IOUT = 500mA
1.196
1.195
-50 -25
0
25
50
75 100 125 150
TJ (°C)
Adjust Pin Current vs.
Junction Temperature
100
90
VIN = 6.5V
VADJ = VREF
80
70
60
50
40
30
20
10
0
-50
-25
0
25
50
75
100 125 150
TJ (°C)
2006 Semtech Corp.
8
www.semtech.com
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