PS231S
Pin Descriptions
Pin No
PIN NAME
Descriptions
Power good input signal pin
1
PGI
2
GND
Ground
3
4
FPO/
PSON/
IS12A
RI
Inverted fault protection output ,open drain output stage
Remote ON/OFF control input pin
5
12V(1) over current protection input pin
Current sense setting
6
7
IS12B
VS12B
VS12C
IS12C
Pext
12V(2) over current protection input pin
12V(2) over/under voltage protection input pin
12V(3) over/under voltage protection input pin
12V(3) over current protection input pin
External protection detect input pin
8
9
10
11
12
13
14
15
16
17
18
IS5
5.0V over current protection input pin
3.3V over current protection input pin
12V(1) over/under voltage protection input pin
3.3V over/under voltage protection input pin
5.0V over/under voltage protection input pin
Power supply
IS33
VS12A
VS33
VS5
VCC
PGO
Power good output signal pin , open drain output stage
Absolute Maximum Ratings
Parameter
Rating
-40 to
Unit
Storage Temperature
(Tstg)
+125 °C
+90 °C
Operating Temperature (Topr)
-30 to
-0.5 to
-0.5 to
-0.5 to
-0.5 to
-0.5 to
-0.5 to
-0.5 to
-0.5 to
12.5 to
Supply Voltage
(VCC)
(VI)
VCC
+16.0
V
V
V
V
V
V
V
V
VS12(A,B,C), IS12(A,B,C)
+16.0
+9.0
VS5, IS5
VS33, IS33
PGI
Input Voltage Range
+7.0
+16.0
PSON/, Pext
FPO/
Vcc+0.5
+16.0
Output Voltage Range
Output Current for RI
(VO)
(IRI)
PGO
Vcc+0.5
RI
62.5 uA
5-Channel Secondary Monitoring IC
Version：A.002
Page 4
未經授權而逕予重製、複製、使用或公開本文件，行為人得被追究侵權之相關民刑事責任
Unauthorized reproduction, duplication, use or disclosure of this document will be deemed as infringement.
SITI [ SILICON TOUCH TECHNOLOGY INC. ]
