BC179

BC177 BC178-BC179 LOW NOISE GENERAL PURPOSE AUDIO AMPLIFIERS DESCRIPTION The BC177, BC178 and BC179 are silicon planar epitaxial PNP transistors in TO-18 metal case.They are suitable for use in driver audio stages, low noise input audio stages and as low power, high gain general purpose transistors. The complementary NPN types are respectively the BC107, BC108 and BC109. TO-18 INTERNAL SCHEMATIC DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol Parameter VCES VCEO VEBO IC ICM Pto t T stg Tj Collector-emitter Voltage (V BE = 0) Collector-emitter Voltage (IB = 0) Emitter-base Voltage (IC = 0) Collector Current Collector Peak Current Total Power Dissipation at T amb ≤ 25 °C Storage Temperature Junction Temperature BC177 – 50 – 45 V al u e BC178 – 30 – 25 –5 – 100 – 200 300 – 65 to 175 175 BC179 – 25 – 20 Unit V V V mA mA mW °C °C January 1989 1/6 This datasheet has been downloaded from http://www.digchip.com at this page BC177-BC178-B179 THERMAL DATA Rth j-cas...