SI4750DY

Si4750DY New Product www.DataSheet4U.com Vishay Siliconix Smart Power High-Side Switch PRODUCT SUMMARY Overvoltage Protection Vbb(AZ) (V) 41 Operating Voltage Vbb(on) (V) 5 − 15 On-State Resistance RON (mW) 50 Nominal Load Current IL(nom) (A) 2.0 FEATURES D D D D D D D Overload Protection Current Limitation Short Circuit Protection Thermal Shutdown with Restart Overvoltage Protection (Including Load Dump) Reverse Battery Protection with External Resistor CMOS Compatible Input D Start A Cold Filament Lamp D ESD Protection D Low Standby Current APPLICATIONS D All Types of Resistive, Inductive and Capacitive Loads D mC Compatible Power Switch for 12-V dc Applications D Replaces Electromechanical Relays and Discrete Circuits DESCRIPTION The Si4750DY is an n-channel verticle power FET with charge pump, ground referenced CMOS compatible input, and fully protected by embedded protection functions. FUNCTIONAL BLOCK DIAGRAM VBAT Voltage Regulator ESD Controller IN ESD Overload and Short Circuit Charge Pump and Gate Drive MOSFET Die VST Load Source S Controller IC Thermal Shutdown with Hysterisis Load Sense Diode Document Number: 72219 S-32411—Rev. B, 24-Nov-03 www.vishay.com 1 Si4750DY Vishay Siliconix www.DataSheet4U.com New Product PIN CONFIGURATION SO-8 1 2 3 4 Top View Ordering Information: Si4750DY—E3 Si4750DY-T1—E3 (with Tape and Reel) 8 7 6 5 TRUTH TABLE IN H L MOSFET ON OFF PIN DESCRIPTION Pin Number 1 2, 3, 4 5, 6 7 8 Symbol IN VBAT S GND VST Inp...