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
Typical performance characteristics ST1S12XX, ST1S12XX12, ST1S12XX18
14/20 Doc ID 14314 Rev 5
Figure 22. Line transient Figure 23. Load transient
V
IN
= V
EN
from 4.5 V to 5.5 V, I
OUT
= 350 mA,
C
IN
= C
OUT
= 10 µF, V
OUT
= 1.8 V
V
IN
= V
EN
= 3 V, I
OUT
= 100 mA to 700 mA, t
R
= t
F
= 200 ns
Figure 24. Start-up transient Figure 25. Enable transient
V
IN
= V
EN
from 0 V to 6 V, I
OUT
= 350 mA,
C
IN
= C
OUT
= 10 µF, V
OUT
= 1.8 V
V
IN
= 3.6, V
EN
from 0 V to 2 V, I
OUT
= 350 mA,
C
IN
= C
OUT
= 10 µF, V
OUT
= 1.8 V
V
IN
V
OUT
V
OUT
I
OUT
V
IN
V
OUT
V
EN
V
OUT
ST1S12XX, ST1S12XX12, ST1S12XX18 Package mechanical data
Doc ID 14314 Rev 5 15/20
8 Package mechanical data
In order to meet environmental requirements, ST offers these devices in different grades of
ECOPACK
®
packages, depending on their level of environmental compliance. ECOPACK
®
specifications, grade definitions and product status are available at:
www.st.com
.
ECOPACK
®
is an ST trademark.

SD233R36S50PSC

Mfr. #:
Manufacturer:
Vishay
Description:
DIODE GEN PURP 3.6KV 235A B8
Lifecycle:
New from this manufacturer.
Delivery:
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