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2N3440 - SILICON NPN TRANSISTORS

General 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.

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2N3439 ® 2N3440 SILICON NPN TRANSISTORS s STMicroelectronics PREFERRED SALESTYPES s 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. TO-39 INTERNAL SCHEMATIC DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol Parameter VCBO VCEO VEBO IC IB Ptot Ptot Tstg Tj Collector-Base Voltage (IE = 0) Collector-Emitter Voltage (IB = 0) Emitter-Base Voltage (IC = 0) Collector Current Base Current Total Dissipation at Tc ≤ 25 oC Total Dissipation at Tamb ≤ 50 oC Storage Temperature Max.