sc4524c

Manufacturer Part Numbersc4524c
Description28v 2a Step-down Switching Regulator
ManufacturerSemtech Corporation
sc4524c datasheet
 
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Curve 11
Typical Characteristics (Cont.)
SS270 REV 6-7
V
Thresholds vs Temperature
IN
3.0
2.9
Start
2.8
2.7
2.6
Curve 14
UVLO
2.5
2.4
-50
-25
0
25
50
75
100 125
o
Temperature (
C)
SS270 REV 6-7
V
Quiescent Current vs V
IN
2.5
o
125
C
2.0
o
-40
C
1.5
1.0
0.5
V
= 0
COMP
0.0
0
5
10
15
20
25
V
(V)
IN
Curve 12
V
Supply Current
IN
vs Soft-Start Voltage
2.5
o
125
C
2.0
o
-40
C
1.5
1.0
0.5
Curve 15
0.0
0
0.5
1
1.5
V
(V)
SS
SS Shutdown Threshold
vs Temperature
IN
0.40
0.35
0.30
0.25
0.20
30
-50
-25
0
25
50
75
o
Temperature (
C)
SC4524C
SS270 REV 6-7
V
Shutdown Current vs V
IN
100
V
= 0
SS
80
60
o
-40
C
40
20
0
0
5
10
15
20
2
V
(V)
IN
SS270 REV 6-7
Soft-Start Charging Current
vs Soft-Start Voltage
0.0
-0.5
-1.0
o
125
C
-1.5
-2.0
-2.5
-3.0
100 125
0
0.5
1
V
(V)
SS
IN
o
125
C
25
30
o
-40
C
1.5
2
8