bc303TO-39 Metal Can Package PNP EXPITAXIAL PLANAR SILICON TRANSISTORS Application LOW-AND MEDIUM POWER TRANSISTORS. Device Types : BC303 60V, 500mAPart #: BC303. Download. File Size: 16Kbytes. Page: 1 Pages. Description: Bipolar PNP Device in a Hermetically sealed TO39. Manufacturer: Seme LAB.