si4473bdy transistor of datasheet pdf SI4473BDYManufacturer : Vishay Siliconix Description : P-Channel 14-V MOSFET SI4473BDYManufacturer : VISAY[Vishay Siliconix] Description : P-Channel 14-V MOSFET SI4473BDYManufacturer : VISAY[VishayDescription : P-Channel 14-V MOSFET