TSM112 STMicroelectronics, TSM112 Datasheet - Page 2

• Manufacturer Part Number: TSM112
• Description: 3.3V 5V 12V HOUSEKEEPING IC
• Manufacturer: STMicroelectronics

TSM112
PIN DESCRIPTION
1.
ABSOLUTE MAXIMUM RATINGS
1. All voltage values, except differential voltage are with respect to network ground terminal.
OPERATING CONDITIONS
2/7
Symbol
Symbol
VFault
Over and Under Voltage Inputs can go higher than Vcc within the allowed Max Rating range
Toper
REM
Trem
ESD
Tstg
Vcc
Iout
Tpg
Vcc
Top
Tuv
PG
EP
Pd
Name
PI
Io
Trem
Vs12
Vs33
Fault
REM
Gnd
Vref
Vcc
Vs5
Tpg
Tuv
PG
EP
PI
DC Supply Voltage
Output Current Power Good
Output current for the Voltage reference
Fault Ouput
Operating Free Air Temperature Range
Power Dissipation
Storage Temperature
Electrostatic Discharge
Adjustable Under voltage Blanking At Power UP
Extra Protection
Power Good Input
Power Good Output
Adjustable Power Good Delay
Remote Control
Adjustable Remote Delay
DC Supply Conditions
Operating Free Air Temperature Range
Pin #
14
13
12
11
10
7
3
2
1
6
5
9
8
4
Power Supply
Power Supply
Analog Input
Analog Input
Analog Input
Timing Capacitor
Open Collector
Analog Input
Open Collector
Timing Capacitor
Logic Input
Timing Capacitor
Voltage Reference
Analog Input
Type
1)
DC Supply Voltage
Parameter
Positive Power Supply Line
Ground Line. 0V Reference For All Voltages
Over and Under voltage Sense Input Dedicated to the 12V Line
Over and Under voltage Sense Input Dedicated to the 5V Line
Over and Under voltage Sense Input Dedicated to the 3.3V Line
Adjustable Under voltage Blanking Delay at Power Up (Setting Capacitor)
Fault Output. Fault is high when Over or Under Voltage has been Detected
Power Good Input. Detection of the Power Conditions
Power Good Output. PG output is High when the Power Conditions are
OK
Adjustable Power Good Delay (Setting Capacitor)
Input Remote Control of the Complete System by the Motherboard
( Controller). Remote is active high. Switch OFF/ON of the Power Supply.
Reset of the Complete System after a FAULT Activation.
Adjustable Remote Delay (Setting Capacitor).
2.5V Reference for all Voltages
Extra Protection Circuit. Can be used for -12V or -5V Over Voltage
Protection.
Function
-55 to 125
-55 to 150
4.5 to 24
0 to 85
Value
Value
0.7
25
30
20
5
2
5
5
5
5
5
5
5
1)
1)
1)
Unit
Unit
mA
mA
°C
°C
kV
°C
W
V
V
V
V
V
V
V
V
V
V