Inchange Semiconductor Product Specification BU546 Silicon NPN Power Transistors DESCRIPTION ・With TO-3 package ・High voltage ・Fast switching speed APPLICATIONS ・For color TV horizontal deflection circuits. PINNING(see fig.2) 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 1300 V VCEO Collector-emitter voltage Open base 550 V VEBO Emitter-base voltage Open collector 7 V 6 A 100 W IC Collector current PT Total power dissipation Tj Junction temperature 175 ℃ Tstg Storage temperature -65~175 ℃ MAX UNIT 1.0 ℃/W TC=25℃ THERMAL CHARACTERISTICS SYMBOL Rth j-C PARAMETER Thermal resistance junction to case Inchange Semiconductor Product Specification BU546 Silicon NPN Power Transistors CHARACTERISTICS Tj=25℃ unless otherwise specified SYMBOL PARAMETER CONDITIONS VCEO(SUS) Collector-emitter sustaining voltage IC=100mA; IB=0; 550 V V(BR)EBO Emitter-base breakdown voltage IE=10mA; IC=0; 7 V VCEsat Collector-emitter saturation voltage IC=3.2A;IB=0.8A 2.0 V VBEsat Base-emitter saturation voltage IC=3.2A;IB=0.8A 1.3 V ICBO Collector cut-off current VCB=1300V;IE=0 1.0 mA IEBO Emitter cut-off current VEB=5V;IC=0 0.1 mA hFE DC current gain IC=1.5A ; VCE=5V 2 MIN 8 TYP. MAX UNIT Inchange Semiconductor Product Specification BU546 Silicon NPN Power Transistors PACKAGE OUTLINE Fig.2 Outline dimensions 3