2SD44 Specs and Replacement

Type Designator: 2SD44

Material of Transistor: Ge

Polarity: NPN

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 0.08 W

Maximum Collector-Base Voltage |Vcb|: 30 V

Maximum Emitter-Base Voltage |Veb|: 12 V

Maximum Collector Current |Ic max|: 0.05 A

Max. Operating Junction Temperature (Tj): 125 °C

Electrical Characteristics

Transition Frequency (ft): 0.25 MHz

Forward Current Transfer Ratio (hFE), MIN: 40

Noise Figure, dB: -

Package: TO1

 2SD44 Substitution

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2SD44 datasheet

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Detailed specifications: 2SD435, 2SD436, 2SD437, 2SD437W, 2SD438, 2SD438MP, 2SD439, 2SD43A, TIP31, 2SD445, 2SD45, 2SD457, 2SD458, 2SD459, 2SD46, 2SD460, 2SD461

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