BTS442E2

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 5 5 5 Standard 1 Straight leads 1 SMD 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. R bb + V bb 3 Voltage source Overvoltage protection Current limit Gate protection V Logic Voltage sensor Charge pump Level shifter Rectifier Open load ESD Logic detection Limit for unclamped ind. loads OUT 2 IN Temperature sensor 5 Load 4 ST Short circuit detection GND...