Overview
N channel vertical power FET with charge pump, ground referenced CMOS compatible input and diagnostic feedback, integrated in Smart SIPMOS chip on chip technology. Providing protective 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 Signal GND PROFET Load GND 1) No external components required, reverse load current limited by connected load. 2) Additional external diode required for charged inductive loads Data Sheet 1 of 14 2010-Jan-26 PROFET® BTS 432 E2 Pin Symbol Function 1 GND Logic ground 2 IN Input, activates the power switch in case of logical high signal 3 Vbb Positive power supply voltage, the tab is shorted to this pin 4 ST Diagnostic feedback, low on failure 5 OUT Output to.
- Load dump and reverse battery protection1)
- Clamp of negative voltage at output
- Short-circuit protection
- Current limitation
- Thermal shutdown
- Diagnostic feedback
- Open load detection in ON-state
- CMOS compatible input
- Electrostatic discharge (ESD) protection VLoad dump 80 Vbb-VOUT Avalanche Clamp 58 Vbb (operation)
- 5 ... 42 Vbb (reverse) -32 RON 38 IL(SCp) 44 IL(SCr) 35 IL(ISO) 11 V V V V mΩ A A A
