SC4524D Просмотр технического описания (PDF) - Semtech Corporation
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SC4524D Datasheet PDF : 21 Pages
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Curve 11
Curve 12
SC4524D
Typical Characteristics (Cont.)
SS270 REV 6-7
SS270 REV 6-7
SS270 REV 6-7
VIN Thresholds vs Temperature
3.0
VIN Supply Current
vs Soft-Start Voltage
2.5
VIN Shutdown Current vs VIN
50
2.9
Start
2.8
125oC
2.0
-40oC
1.5
VSS = 0
40
-40oC
30
2.7
1.0
20
125oC
2.6
2C.5 urve 14UVLO
0.5
10
Curve 15
2.4
0.0
0
-50 -25 0 25 50 75 100 125
0
0.5
1
1.5
2
0 2 4 6 8 10 12 14 16 18
Temperature (oC)
VSS (V)
VIN (V)
SS270 REV 6-7
SS270 REV 6-7
SS270 REV 6-7
VIN Quiescent Current vs VIN
2.5
125oC
2.0
-40oC
1.5
1.0
0.5
VCOMP = 0
0.0
0 2 4 6 8 10 12 14 16 18
VIN (V)
SS Shutdown Threshold
vs Temperature
0.40
0.35
0.30
0.25
0.20
-50 -25 0 25 50 75 100 125
Te mperature (oC)
Soft-Start Charging Current
vs Soft-Start Voltage
0.0
-0.5
-1.0
125oC
-1.5
-40oC
-2.0
-2.5
-3.0
0
0.5
1
1.5
2
VSS (V)
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