Smart Highside Power Switch (Overload protection Current limitation Short-circuit protection Thermal shutdown)
PROFET® BTS 542 E2
Smart Highside Power Switch
Features
· Overload protection · Current limitation · Short-circuit pro...
Description
PROFET® BTS 542 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 · 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
Application
auto-restart and hysteresis
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 mW 21 A 70 A
TO-218AB/5
5 Standard
· mC 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 SIPMOSâ chip on chip technology. Fully protected by embedded protection functions.
R
bb
+ V
bb
3
Voltage source
Overvoltage protection
Current limit
Gate protection
8
Logic
Voltage sensor
Charge pump Level shifter Rectifier
Limit for unclamped ind. loads Open load
OUT
2
IN
Temperature sensor
5
ESD
Logic
detection
Load
4
ST
Short circuit detection
GND
® PROFET
Load GND
...
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