2N3439

HIGH VOLTAGE NPN TRANSISTORS 2N3439 / 2N3440 Hermetic TO39 Package High Voltage Ideally suited for drivers in high voltage low current inverters, switching and series regulators High Reliability Screening Options Available ABSOLUTE MAXIMUM RATINGS (TA = 25°C unless otherwise stated) Symbols Parameters VCBO VCEO VEBO IC IB PD Collector – Base Voltage Collector – Emitter Voltage Emitter – Base Voltage Collector Current – Continuous Base Current Total Power Dissipation at TC= 25°C Derate Above 25°C PD Total Power Dissipation at TA= 25°C Derate Above 25°C TJ Junction Temperature Range Tstg Storage Temperature Range 2N3439 2N3440 450V 300V 350V 250V 7V 1.0A 0.5A 5W 28.57mW/°C 1.0W 5.71mW/°C -65 to +200°C -65 to +200°C THERMAL PROPERTIES Symbols Parameters RθJA Thermal Resistance, Junction To Ambient RθJC Thermal Resistance, Junction To Case Max. 175 35 Units °C/W °C/W Semelab Limited reserves the right to change test conditions, parameter li...