BC179

BC177 BC178 BC179 MECHANICAL DATA Dimensions in mm (inches) 5 .8 4 (0 .2 3 0 ) 5 .3 1 (0 .2 0 9 ) 4 .9 5 (0 .1 9 5 ) 4 .5 2 (0 .1 7 8 ) GENERAL PURPOSE SMALL SIGNAL PNP BIPOLAR TRANSISTOR APPLICATIONS 5 .3 3 (0 .2 1 0 ) 4 .3 2 (0 .1 7 0 ) ) ) 0 0 1 7 2 1 . . 0 0 ( ( 3 2 3 3 . . 5 4 ) 0 0 5 . . 0 .4 8 (0 .0 1 9 ) 0 .4 1 (0 .0 1 6 ) d ia . n 0 i ( m 7 . 2 1 The BC 177, BC 178 & BC 179 are silicon epitaxial planar PNP transistors in TO-18 metal case. They are suitablefor use in driver audio stages, low noise input audio stages and as low power, high gain general purpose transistors. 2 .5 4 (0 .1 0 0 ) N o m . 1 2 .7 (0 .5 0 0 ) m in . FEATURES SILICON NPN www.DataSheet.net/ !  HERMETICALLY SEALED TO18 SCREENING OPTIONS AVAILABLE TO–18 METAL PACKAGE Underside View PIN 1 – Emitter PIN 2 – Base PIN 3 – Collector BC177 -50V -45V -50V BC178 -30V -25V -30V -5V -0.1A 0.3W 500W/°C 0.75W 200W/°C -65 to +175°C BC179 -25V -20V -25V ABSOLUTE MAXIMUM RATINGS (TA = 25°C unless otherwise stated) VCBO VCEO VCES VEBO IC PD PD Tj, Tstg Collector – Base Continuous Voltage Collector – Emitter Continuous Voltage With Zero Base Current Collector – Emitter Continuous Voltage With Base Shortcircuited to Emitter Emitter – Base Continuous Voltage Reverse Voltage Continuous Collector Current Power Device Dissipation @ TA = 25°C Derate above 25°C Power Device Dissipation @ TC = 25°C, Derate above 25°C Operating and Storage Junction to Case Semelab Plc reserves the right ...