AC139K Datasheet. Specs and Replacement

Type Designator: AC139K  📄📄 

Material of Transistor: Ge

Polarity: PNP

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 0.42 W

Maximum Collector-Base Voltage |Vcb|: 40 V

Maximum Collector-Emitter Voltage |Vce|: 25 V

Maximum Emitter-Base Voltage |Veb|: 3 V

Maximum Collector Current |Ic max|: 1.2 A

Max. Operating Junction Temperature (Tj): 90 °C

Electrical Characteristics

Transition Frequency (ft): 0.8 MHz

Collector Capacitance (Cc): 80 pF

Forward Current Transfer Ratio (hFE), MIN: 50

Noise Figure, dB: -

Package: TO1

 AC139K Substitution

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AC139K datasheet

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Detailed specifications: AC138-6, AC138-7, AC138H, AC139, AC139-4, AC139-5, AC139-6, AC139-7, 2SD718, AC141, AC141-4, AC141-5, AC141-6, AC141-7, AC141B, AC141H, AC141HK

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