BC109

BC107 BC108-BC109 LOW NOISE GENERAL PURPOSE AUDIO AMPLIFIERS DESCRIPTION The BC107, BC108 and BC109 are silicon planar epitaxial NPN transistors in TO-18 metal case.They are suitable for use in driver stages, low noise input stages and signal processing circuits of television receivers. The complementary PNP types are respectively the BC177, BC178 and BC179. INTERNAL SCHEMATIC DIAGRAM TO-18 ABSOLUTE MAXIMUM RATINGS Symbol Parameter VCBO VCEO VEBO IC Pto t T stg Tj Collector-base Voltage (IE = 0) Collector-emitter Voltage (IB = 0) Emitter-base Voltage (IC = 0) Collector Current Total Power Dissipation at T amb ≤ 25 °C at T c as e ≤ 25 °C Storage Temperature Junction Temperature January 1989 BC107 50 45 6 V al u e BC108 30 20 5 100 0.3 0.75 – 55 to 175 175 BC109 30 20 5 Unit V V V mA W W °C °C 1/7 BC107-BC108-BC109 THERMAL DATA Rth j-cas e Thermal Resistance Junction-case R th j-amb Thermal Resistance Junction-ambient Max Max 200 500 °C/W °C/W ELECTRICAL CH...