SC250 Просмотр технического описания (PDF) - Semtech Corporation
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SC250 Datasheet PDF : 18 Pages
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POWER MANAGEMENT
Typical Characteristics (Cont.)
Maximum Output Current, VOUT = 1.5V
1.6
1.4
VIN=5.0V
1.2
1
VIN=2.7V
VIN=3.0V
0.8
0.6
0.4
0.2
0
1
VIN=3.5V
VIN=4.5V
VIN=4.0V
1.1
1.2
1.3
1.4
1.5
1.6
IOUT (A)
PMOS Current Limit vs. Temperature
1280
1260
1240
1220
1200
1180
1160
1140
1120
-40 -20
0
20
40
60
80
100 120
TJ (°C)
Oscillator Frequency vs. VDAC, VIN = 3.6V
1100
1050
1000
950
900
850
800
750
700
650
600
550
500
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1
VDAC(V)
SC250
PRELIMINARY
Dropout Voltage vs. Bypass Load Current
50
45
40
35
30
25
20
15
10
5
0
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
IOUT (A)
Passthrough Current Limit vs. Temperature
1700
1650
1600
1550
1500
1450
1400
-40 -20
0
20
40
60
80 100 120
TJ (°C)
Oscillator Frequency vs. Temperature, VIN = 3.6V
1080
1060
1040
1020
1000
980
960
940
-40 -20
0
20
40
60
80 100 120 140
TJ (°C)
© 2006 Semtech Corp.
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