bc303THE BC303, BC304 ARE PNP SILICON PLANAR EPITAXIAL. TRANSISTORS RECOMMENDED BC303 only. 85. V. Collector Cutoff Current. Emitter Cutoff Current.Download BC303 Datasheet. File Size: 122.29 Kbytes. Part #: BC303. Description: PNP SILICON AF MEDIUM POWER AMPLIFIERS & SWITCHES. Manufacturer: Micro Electronics.