... STMicroelectronics PREFERRED SALESTYPES NPN TRANSISTOR DESCRIPTION The 2N3439 and 2N3440 are silicon epitaxial planar NPN transistors in jedec TO-39 metal case designed for use in consumer and industrial line-operated applications. These devices are particularly suited as drivers in high-voltage low current inverters, switching and series regulators ...
... THERMAL DATA R Thermal Resistance Junction-case thj-case R Thermal Resistance Junction-ambient thj-amb ELECTRICAL CHARACTERISTICS (T Symbol Parameter I Collector Cut-off CBO Current ( Collector Cut-off CEO Current ( Collector Cut-off CEX Current (V = -1.5V Emitter Cut-off Current EBO ( Collector-Emitter CEO(sus) Sustaining Voltage V Collector-Emitter CE(sat) Saturation Voltage ...
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