DESCRIPTION: The CENTRAL SEMICONDUCTOR CZTA44HC type is a surface mount epoxy molded silicon planar epitaxial transistor designed for extremely high voltage and high current applications. MARKING CODE: FULL PART NUMBER MAXIMUM RATINGS: (TA=25°C) SYMBOL UNITS Collector-Base Voltage VCBO 450 V Collector-Emitter Voltage VCEO 400 V Emitter-Base Voltage VEBO 7.0 V Collector Current IC 2.0 A Collector Current (PeaK) ICM 3.0 A Power Dissipation PD 2.0 W Operating and Storage Junction Temperature TJ,Tstg 65 to +150 °C Thermal Resistance ÈJA 62.5 °C/W ELECTRICAL CHARACTERISTICS: (TA=25°C unless otherwise noted) SYMBOL TEST CONDITIONS MIN MAX UNITS ICBO VCB=400V 500 nA IEBO VBE=5.0V 500 nA BVCBO IC=50ìA 450 V BVCEO IC=1.0mA 400 V BVEBO IE=50ìA 7.0 V VCE(SAT) IC=500mA, IB=50mA 0.25 V VCE(SAT) IC=1.0A, IB=100mA 0.50 V VCE(SAT) IC=2.0A, IB=200mA 1.5 V VBE(SAT) IC=1.0A, IB=1.0mA 1.5 V hFE VCE=10V, IC=10mA 35 hFE VCE=10V, IC=500mA 35 hFE VCE=10V, IC=1.0A 30 hFE VCE=10V, IC=2.0A 15 fT VCE=10V, IC=10mA, f=10MHz 10 MHz Cob VCB=20V, IE=0, f=1.0MHz 30 pF Cib VEB=0.5V, IC=0, f=1.0MHz 1000 pF CZTA44HC SURFACE MOUNT NPN HIGH CURRENT HIGH VOLTAGE SILICON TRANSISTOR SOT-223 CASE Central Semiconductor Corp. TM R3 (17-June 2004)