Smart Highside Power Switch
PROFET® BTS 442 E2
Smart Highside Power Switch
Features
• Overload protection • Current limitation • Short-circuit pro...
Description
PROFET® BTS 442 E2
Smart Highside Power Switch
Features
Overload protection Current limitation Short-circuit protection Thermal shutdown Overvoltage protection (including load dump) Fast demagnetization of inductive loads Reverse battery protection1) Undervoltage and overvoltage shutdown with
auto-restart and hysteresis Open drain diagnostic output Open load detection in ON-state CMOS compatible input Loss of ground and loss of Vbb protection2) Electrostatic discharge (ESD) protection
Product Summary Overvoltage protection Operating voltage On-state resistance Load current (ISO) Current limitation
Vbb(AZ) Vbb(on) RON IL(ISO) IL(SCr)
63 V 4.5 ... 42 V
18 mΩ 21 A 70 A
TO-220AB/5
1 Straight leads
5
5 1 SMD
5
1 Standard
Application
µC compatible power switch with diagnostic feedback for 12 V and 24 V DC grounded loads All types of resistive, inductive and capacitve loads Replaces electromechanical relays and discrete circuits
General Description
N channel vertical power FET with charge pump, ground referenced CMOS compatible input and diagnostic feedback, integrated in Smart SIPMOS chip on chip technology. Fully protected by embedded protection functions.
2 IN
Voltage source
V Logic Voltage sensor
ESD
4 ST
Logic
Rbb + Vbb 3
Overvoltage Current
Gate
protection
limit protection
Charge pump Level shifter
Rectifier
Limit for unclamped ind. loads
Open load detection
OUT
Temperature
5
sensor
Load
Short circuit detection
GND
1...
Similar Datasheet