BTS432I2

PROFET® BTS 432 I2 Smart Highside Power Switch Features Load dump and reverse battery protection1) VLoad dump Clamp of negative voltage at output Vbb-VOUT Avalanche Short-circuit protection Vbb (operation) Current limitation Vbb (reverse) Thermal shutdown RON Diagnostic feedback IL(SCp) Open load detection in OFF-state IL(SCr) CMOS compatible input IL(ISO) Electrostatic discharge (ESD) protection Loss of ground and loss of Vbb protection2) Overvoltage protection Undervoltage and overvoltage shutdown with auto-restart and hysteresis Product Summary 80 Clamp 58 4.5 ... 42 -32 38 42 33 11 V V V V mΩ A A A 5 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 + Vbb 3 Voltage source Overvoltage protection Current limit Gate protection OUT V Logic Voltage sensor Charge pump Level shifter Rectifier Open load ESD Logic detection Limit for unclamped ind. loads 2 IN Temperature sensor 5 Load 4 ST Short circuit detection GND ® PROFET Load GND 1 Signal GND 1) 2) No external components required, reverse load current limited by connected load....