si4464dy transistor of datasheet pdf SI4464DYManufacturer : Vishay Siliconix Description : N-Channel 200-V MOSFET SI4464DYManufacturer : VISAY[Vishay Siliconix] Description : N-Channel 200-V MOSFET SI4464DYManufacturer : VISAY[Vishay Siliconix] Description : N-Channel 200-V MOSFET