bc107-bc108.pdf datasheet:

BC107BC108LOW NOISE GENERAL PURPOSE AUDIO AMPLIFIERSDESCRIPTIONThe BC107 and BC108 are silicon planarepitaxial NPN transistors in TO-18 metal case.They are suitable for use in driver stages, lownoise input stages and signal processing circuitsof television reveivers. The PNP complemet forBC107 is BC177.TO-18INTERNAL SCHEMATIC DIAGRAMABSOLUTE MAXIMUM RATINGSSymbol Parameter Value UnitBC107 BC108VCBO Collector-Base Voltage (IE = 0) 50 30 VV Collector-Emitter Voltage (I = 0) 45 20 VCEO BVEBO Emitter-Base Voltage (IC = 0) 6 5 VIC Collector Current 100 mAoP Total Dissipation at T 25 C 0.3 Wtot amboat T 25 C 0.75 WcaseoT Storage Temperature -55 to 175 CstgoTj Max. Operating Junction Temperature 175 C1/6November 1997BC107/BC108THERMAL DATAoRthj-caseThermal Resistance Junction-Case Max 200 C/WoRthj- ambTh