Smart High-Side Power Switch
Smart High-Side Power Switch for Industrial Applications
1 Channel: 1 x 200mΩ
ITS 4142N
Features • Short circuit prote...
Description
Smart High-Side Power Switch for Industrial Applications
1 Channel: 1 x 200mΩ
ITS 4142N
Features Short circuit protection Current limitation Overload protection Overvoltage protection
(including load dump)
Product Summary Overvoltage protection Operating voltage On-state resistance Operating temperature
Undervoltage shutdown with autorestart and hysteresis
Switching inductive loads Clamp of negative voltage at output
with inductive loads
CMOS compatible input Thermal shutdown with restart
ESD - Protection
Loss of GND and loss of Vbb protection Very low standby current
Reverse battery protection with external resistor
Improved electromagnetic compatibility (EMC)
Vbb(AZ) Vbb(on) RON Ta
47 V 12...45 V
200 mΩ -30...+85 °C
PG-SOT223
Application
All types of resistive, inductive and capacitive loads µC compatible power switch for 12 V and 24 V DC industrial applications Replaces electromechanical relays and discrete circuits
General Description
N channel vertical power FET with charge pump, ground referenced CMOS compatible input,
monolithically integrated in Smart SIPMOS technology. Providing embedded protective functions.
Page 1
2006-03-09
ITS 4142N
Block Diagram
3 IN Rin
Voltage source
VLogic Voltage sensor
Overvoltage protection
Current Gate limit protection
+ Vbb 4
Charge pump Level shifter
Rectifier
Limit for unclamped ind. loads
OUT
Temperature sensor
1
ESD Logic
Load
GND
2
Signal GND
miniPROFET®
Load GND
Pi...
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