BSP742R

BSP 742 R Smart Power High-Side-Switch Features Overload protection Current limitation Short circuit protection Thermal shutdown with restart Fast demagnetization of inductive loads Reverse battery protection with external resistor Open drain diagnostic output Open load detection in OFF - State CMOS compatible input Loss of GND and loss of Vbb protection ESD - Protection Very low standby current Product Summary Overvoltage protection Operating voltage On-state resistance Nominal load current Vbb(AZ) Vbb(on) RON IL(nom) 41 350 0.4 V mΩ A 5...34 V Overvoltage protection (including load dump) Application All types of resistive, inductive and capacitive loads µC compatible power switch for 12 V and 24 V DC applications Replaces electromechanical relays and discrete circuits General Description N channel vertical power FET with charge pump, ground referenced CMOS compatible input and diagnostic feedback, monolithically integrated in Smart SIPMOS  technology. Providing embedded protective functions. Page 1 2004-03-16 BSP 742 R Block Diagram + Vbb Voltage source V Logic Overvoltage protection Current limit Gate protection OUT Charge pump Level shifter Rectifier IN ST Limit for unclamped ind. loads Temperature sensor Load ESD Logic GND miniPROFET  Signal GND Load GND Pin 1 2 3 4 5 6 7 8 Symbol GND IN OUT ST Vbb Vbb Vbb Vbb Function Logic ground Input, activates the power switch in case of logic high signal Output to the load...