2SA291 Specs and Replacement

Type Designator: 2SA291

Material of Transistor: Ge

Polarity: PNP

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 0.05 W

Maximum Collector-Base Voltage |Vcb|: 20 V

Maximum Collector Current |Ic max|: 0.05 A

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

Electrical Characteristics

Transition Frequency (ft): 45 MHz

Collector Capacitance (Cc): 2 pF

Forward Current Transfer Ratio (hFE), MIN: 40

Noise Figure, dB: -

Package: TO1

 2SA291 Substitution

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2SA291 datasheet

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Detailed specifications: 2SA284, 2SA285, 2SA286, 2SA287, 2SA288, 2SA289, 2SA29, 2SA290, 2SC5200, 2SA292, 2SA293, 2SA294, 2SA295, 2SA296, 2SA297, 2SA298, 2SA299

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