2N2138 Datasheet. Specs and Replacement

Type Designator: 2N2138  📄📄 

Material of Transistor: Ge

Polarity: PNP

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 70 W

Maximum Collector-Base Voltage |Vcb|: 45 V

Maximum Collector-Emitter Voltage |Vce|: 30 V

Maximum Emitter-Base Voltage |Veb|: 20 V

Maximum Collector Current |Ic max|: 3 A

Max. Operating Junction Temperature (Tj): 110 °C

Electrical Characteristics

Transition Frequency (ft): 0.12 MHz

Forward Current Transfer Ratio (hFE), MIN: 30

Noise Figure, dB: -

Package: TO3

 2N2138 Substitution

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2N2138 datasheet

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Detailed specifications: 2N2131, 2N2132, 2N2133, 2N2134, 2N2135, 2N2136, 2N2137, 2N2137A, TIP42C, 2N2138A, 2N2139, 2N2139A, 2N213A, 2N214, 2N2140, 2N2140A, 2N2141

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