NKT420 Specs and Replacement

Type Designator: NKT420

Material of Transistor: Ge

Polarity: PNP

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 43 W

Maximum Collector-Base Voltage |Vcb|: 120 V

Maximum Emitter-Base Voltage |Veb|: 50 V

Maximum Collector Current |Ic max|: 5 A

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

Electrical Characteristics

Transition Frequency (ft): 0.2 MHz

Collector Capacitance (Cc): 250 pF

Forward Current Transfer Ratio (hFE), MIN: 30

Noise Figure, dB: -

Package: TO3

 NKT420 Substitution

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NKT420 datasheet

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Detailed specifications: NKT4, NKT401, NKT402, NKT403, NKT404, NKT405, NKT406, NKT42, BD140, NKT43, NKT450, NKT451, NKT452, NKT453, NKT5, NKT52, NKT53

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