ST1S12XX, ST1S12XX12, ST1S12XX18 Typical performance characteristics
Doc ID 14314 Rev 5 13/20
Figure 16. Reference load regulation vs.
temperature
Figure 17. NMOS switch on resistance vs.
temperature
Figure 18. PMOS switch on resistance vs.
temperature
Figure 19. Switching current limitation vs.
temperature
Figure 20. Switching current limitation vs.
input voltage
Figure 21. Output voltage vs. input voltage
0
0.001
0.002
0.003
0.004
0.005
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
LOAD [%V
OUT
/mA]
V
IN
=3.6V, I
OUT
from 10mA to 0.7A, V
OUT
=1.8V
0
0.001
0.002
0.003
0.004
0.005
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
LOAD [%V
OUT
/mA]
V
IN
=3.6V, I
OUT
from 10mA to 0.7A, V
OUT
=1.8V
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
R
DSON
-N [ohm]
V
IN
=V
EN
=3.6V, C
IN
=C
OUT
=10µF, V
OUT
=1.2V
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
R
DSON
-N [ohm]
V
IN
=V
EN
=3.6V, C
IN
=C
OUT
=10µF, V
OUT
=1.2V
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
R
DSON
-P [ohm]
V
IN
=V
EN
=3.6V, C
IN
=C
OUT
=10µF, V
OUT
=1.2V
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
R
DSON
-P [ohm]
V
IN
=V
EN
=3.6V, C
IN
=C
OUT
=10µF, V
OUT
=1.2V
0.5
0.8
1.1
1.4
1.7
2
2.3
2.6
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
I
SW
[A]
V
IN
=V
EN
=3.6V, C
IN
=C
OUT
=10µF, V
OUT
=1.8V
0.5
0.8
1.1
1.4
1.7
2
2.3
2.6
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
I
SW
[A]
V
IN
=V
EN
=3.6V, C
IN
=C
OUT
=10µF, V
OUT
=1.8V
0
0.5
1
1.5
2
2.5
3
22.533.544.555.56
V
IN
[V]
I
SW
[A]
V
IN
=V
EN
from 2.5 to 5.5V, C
IN
=C
OUT
=10µF, V
OUT
=1.8V
0
0.5
1
1.5
2
2.5
3
22.533.544.555.56
V
IN
[V]
I
SW
[A]
V
IN
=V
EN
from 2.5 to 5.5V, C
IN
=C
OUT
=10µF, V
OUT
=1.8V
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
0123456
V
IN
[V]
V
OUT
[V]
125°C
25°C
0°C
-25°C
-40°C
V
IN
=V
EN
from 0 to 5.5V, I
OUT
=700mA,
C
IN
=C
OUT
=10µF
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
0123456
V
IN
[V]
V
OUT
[V]
125°C
25°C
0°C
-25°C
-40°C
V
IN
=V
EN
from 0 to 5.5V, I
OUT
=700mA,
C
IN
=C
OUT
=10µF