Datasheet

Table Of Contents
ST1S10 Typical performance characteristics
Doc ID 13844 Rev 5 21/29
Figure 19. Efficiency vs. temperature Figure 20. Efficiency vs. output
current@V
out
= 5 V
50
60
70
80
90
100
-50 -25 0 25 50 75 100 125
TEMPERATURE [°C]
EFFICIENCY [%]
V
IN-A
=V
IN-SW
=V
INH
=12V, V
OUT
=5V, I
OUT
=3A
50
60
70
80
90
100
-50 -25 0 25 50 75 100 125
TEMPERATURE [°C]
EFFICIENCY [%]
V
IN-A
=V
IN-SW
=V
INH
=12V, V
OUT
=5V, I
OUT
=3A
50
60
70
80
90
100
00.511.522.53
OUTPUT CURRENT [A]
EFFICIENCY [%]
V
IN-A
=V
IN-SW
=V
INH
=12V, V
OUT
=5V, T
J
=25°C
50
60
70
80
90
100
00.511.522.53
OUTPUT CURRENT [A]
EFFICIENCY [%]
V
IN-A
=V
IN-SW
=V
INH
=12V, V
OUT
=5V, T
J
=25°C
Figure 21. Efficiency vs. output
current@V
out
= 3.3 V
Figure 22. Efficiency vs. output
current@V
out
= 12 V
50
60
70
80
90
100
0 0.5 1 1.5 2 2.5 3
OUTPUT CURRENT [A]
EFFICIENCY [%]
V
IN-A
=V
IN-SW
=V
INH
=5V, V
OUT
=3.3V, T
J
=25°C
50
60
70
80
90
100
0 0.5 1 1.5 2 2.5 3
OUTPUT CURRENT [A]
EFFICIENCY [%]
V
IN-A
=V
IN-SW
=V
INH
=5V, V
OUT
=3.3V, T
J
=25°C
50
60
70
80
90
100
00.511.522.53
OUTPUT CURRENT [A]
EFFICIENCY [%]
V
IN-A
=V
IN-SW
=V
INH
=16V, V
OUT
=12V, T
J
=25°C
50
60
70
80
90
100
00.511.522.53
OUTPUT CURRENT [A]
EFFICIENCY [%]
V
IN-A
=V
IN-SW
=V
INH
=16V, V
OUT
=12V, T
J
=25°C