Part#: STB80NF55L-06T4 Part Category: Transistors Manufacturer: STMicroelectronics, Inc. Description: Power Field-Effect Transistor, 80A I(D),… This Power MOSFET is the latest development of STMicroelectronis unique “Single Feature Size™” strip-based process. The resulting transistor shows extremely high packing density for low onresistance, rugged avalanche characteristics and less critical alignment steps therefore a remarkable manufacturing reproducibility