Inchange Semiconductor Product Specification 2SC1777 Silicon NPN Power Transistors DESCRIPTION ·With TO-3 package ·Low collector saturation voltage ·Excellent safe operating area APPLICATIONS ·For use in high power audio amplifier applications and high voltage switching regulator circuits PINNING PIN DESCRIPTION 1 Base 2 Emitter 3 Collector Fig.1 simplified outline (TO-3) and symbol Absolute maximum ratings(Ta=℃) SYMBOL PARAMETER CONDITIONS VALUE UNIT VCBO Collector-base voltage Open emitter 70 V VCEO Collector-emitter voltage Open base 70 V VEBO Emitter-base voltage Open collector 6 V 6 A 50 W IC Collector current PD Total Power Dissipation Tj Junction temperature 175 ℃ Tstg Storage temperature -55~175 ℃ TC=25℃ Inchange Semiconductor Product Specification 2SC1777 Silicon NPN Power Transistors CHARACTERISTICS Tj=25℃ unless otherwise specified SYMBOL PARAMETER VCEO(SUS) Collector-emitter sustaining voltage IC=50mA ;IB=0 70 V V(BR)EBO Emitter-base breakdown voltage IE=1mA ;IC=0 6 V VCEsat Collector-emitter saturation voltage IC=3A; IB=0.3A 1.0 V VBE sat Base-emitter saturation voltage IC=3A; IB=0.3A 1.5 V ICBO Collector cut-off current VCB=70V; IE=0 0.1 mA IEBO Emitter cut-off current VEB=6V; IC=0 0.1 mA hFE DC current gain IC=5A ; VCE=4V Transition frequency IC=0.5A ; VCE=12V fT CONDITIONS 2 MIN TYP. 30 MAX UNIT 150 10 MHz Inchange Semiconductor Product Specification 2SC1777 Silicon NPN Power Transistors PACKAGE OUTLINE Fig.2 outline dimensions (unindicated tolerance:±0.10mm) 3