100 Pçs/lote Novo Original BC557 BC557A BC557A BC557C ou BC556 BC556A BC556B BC556C ou BC558 BC558A TO 92 0.1A 45V PNP Transistor|Ferramentas p/cabo| - AliExpress
BC557A Transistors Datasheet pdf - PNP Transistors. Equivalent, Catalog
BC557A | DIOTEC Transistor PNP -0,1A/-45V 0,5W | SOS electronic