2N991 Specs and Replacement

Type Designator: 2N991

Material of Transistor: Ge

Polarity: PNP

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 0.067 W

Maximum Collector-Base Voltage |Vcb|: 20 V

Maximum Collector-Emitter Voltage |Vce|: 20 V

Maximum Emitter-Base Voltage |Veb|: 1 V

Maximum Collector Current |Ic max|: 0.01 A

Max. Operating Junction Temperature (Tj): 75 °C

Electrical Characteristics

Transition Frequency (ft): 44 MHz

Collector Capacitance (Cc): 5 pF

Forward Current Transfer Ratio (hFE), MIN: 40

Noise Figure, dB: -

Package: TO72

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2N991 datasheet

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Detailed specifications: 2N984, 2N985, 2N987, 2N988, 2N989, 2N98A, 2N99, 2N990, 2N5401, 2N992, 2N993, 2N994, 2N995, 2N995A, 2N996, 2N997, 2N998

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