BC557 PNP Transistor - projectiot123 is making esp32,raspberry pi,iot projects
Introduction to BC557 - The Engineering Projects
Mengmen 100PCS/LOTTO BC547+BC557 TO92 50pair BC547B BC557B Ogni 50Pcs Transistor TO-92 Nuovo E Originale IC Chipset (colore : BC547B) : Amazon.it: Commercio, Industria e Scienza