bc303Part #: BC303. Download. File Size: 16Kbytes. Page: 1 Pages. Description: Bipolar PNP Device in a Hermetically sealed TO39. Manufacturer: Seme LAB.PNP EXPITAXIAL PLANAR SILICON TRANSISTORS, BC303 Datasheet, BC303 circuit, BC303 data sheet : CDIL, , Datasheet, Datasheet search site for Electronic Components