Inchange Semiconductor Product Specification 2N6576 2N6577 2N6578 Silicon NPN Power Transistors DESCRIPTION ・With TO-3 package ・DARLINGTON ・High DC current gain APPLICATIONS ・Power switching ・Audio amplifiers ・Hammer drivers ・Series and shunt regulators PINNING PIN DESCRIPTION 1 Base 2 Emitter 3 Collector Fig.1 simplified outline (TO-3) and symbol Absolute maximum ratings(Ta=℃) SYMBOL PARAMETER CONDITIONS 2N6576 VCBO VCEO Collector-base voltage Collector-emitter voltage 2N6577 Open emitter Emitter-base voltage 90 2N6578 120 2N6576 60 2N6577 UNIT 60 Open base 2N6578 VEBO VALUE 90 V V 120 Open collector 7 V IC Collector current 15 A ICM Collector current-peak 30 A IB Base current 0.25 A PD Total Power Dissipation 120 W Tj Junction temperature 200 ℃ Tstg Storage temperature -65~200 ℃ TC=25℃ Inchange Semiconductor Product Specification 2N6576 2N6577 2N6578 Silicon NPN Power Transistors CHARACTERISTICS Tj=25℃ unless otherwise specified SYMBOL PARAMETER CONDITIONS 2N6576 VCEO(SUS) Collector-emitter sustaining voltage 2N6577 MIN TYP. MAX UNIT 60 IC=0.2A ;IB=0 2N6578 V 90 120 VCEsat-1 Collector-emitter saturation voltage IC=10A; IB=100mA 2.8 V VCEsat-2 Collector-emitter saturation voltage IC=15A ;IB=150mA 4.0 V VBE sat-1 Base-emitter saturation voltage IC=10A; IB=100mA 3.5 V VBE sat-2 Base-emitter saturation voltage IC=15A ;IB=150mA 4.5 V 1.0 mA 0.5 mA 7.5 mA ICEO ICBO Collector cut-off current Collector cut-off current 2N6576 VCE=60V; IB=0 2N6577 VCE=90V; IB=0 2N6578 VCE=120V; IB=0 2N6576 VCB=60V; IE=0 2N6577 VCB=90V; IE=0 2N6578 VCB=120V; IE=0 IEBO Emitter cut-off current VEB=7V; IC=0 hFE-1 DC current gain IC=0.4A ; VCE=3V 200 hFE-2 DC current gain IC=4A ; VCE=3V 2000 20000 hFE-3 DC current gain IC=10A ; VCE=3V 500 5000 hFE-4 DC current gain IC=15A ; VCE=4V 100 Diode forward voltage IF=15A VF 4.5 A THERMAL CHARACTERISTICS SYMBOL Rth j-c PARAMETER Thermal resistance junction to case 2 VALUE UNIT 1.46 ℃/W Inchange Semiconductor Product Specification 2N6576 2N6577 2N6578 Silicon NPN Power Transistors PACKAGE OUTLINE Fig.2 outline dimensions (unindicated tolerance:±0.10mm) 3