SavantIC Semiconductor Product Specification 2SC4445 Silicon NPN Power Transistors DESCRIPTION ·With TO-3PML package ·High voltage. ·High speed switching APPLICATIONS ·For switching regulator and general purpose applications PINNING PIN DESCRIPTION 1 Base 2 Collector 3 Emitter Fig.1 simplified outline (TO-3PML) and symbol Aabsolute maximum ratings(Ta=25 ) SYMBOL PARAMETER CONDITIONS VALUE UNIT VCBO Collector-base voltage Open emitter 900 V VCEO Collector-emitter voltage Open base 800 V VEBO Emitter-base voltage Open collector 7 V IC Collector current 3 A ICM Collector current-peak 6 A IB Base current 1.5 A PC Collector power dissipation 60 W Tj Junction temperature 150 Tstg Storage temperature -55~150 TC=25 SavantIC Semiconductor Product Specification 2SC4445 Silicon NPN Power Transistors CHARACTERISTICS Tj=25 unless otherwise specified SYMBOL PARAMETER CONDITIONS MIN TYP. MAX V(BR)CEO Collector-emitter breakdown voltage IC=10mA; IB=0 VCEsat Collector-emitter saturation voltage IC=0.7A;IB=0.14A 0.5 V VBEsat Base-emitter saturation voltage IC=0.7A;IB=0.14A 1.2 V ICBO Collector cut-off current VCB=800V; IE=0 100 µA IEBO Emitter cut-off current VEB=7V; IC=0 100 µA hFE DC current gain IC=0.7A ; VCE=4V fT Transition frequency IE=-0.3A ; VCE=12V 15 MHz COB Output capacitance VCB=10V;f=1MHz 50 pF 800 UNIT V 10 30 Switching times ton Turn-on time tstg Storage time tf IC=0.7A; RL=357A IB1=0.1A; IB2=-0.35A VCC=250V Fall time 2 0.7 µs 4.0 µs 0.7 µs SavantIC Semiconductor Product Specification Silicon NPN Power Transistors PACKAGE OUTLINE Fig.2 Outline dimensions 3 2SC4445 SavantIC Semiconductor Product Specification 2SC4445 Silicon NPN Power Transistors 4