KT645B Datasheet. Specs and Replacement

Type Designator: KT645B  📄📄 

SMD Transistor Code: КТ645Б

Material of Transistor: Si

Polarity: NPN

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 0.5 W

Maximum Collector-Base Voltage |Vcb|: 40 V

Maximum Collector-Emitter Voltage |Vce|: 40 V

Maximum Emitter-Base Voltage |Veb|: 5 V

Maximum Collector Current |Ic max|: 0.3 A

Max. Operating Junction Temperature (Tj): 180 °C

Electrical Characteristics

Transition Frequency (ft): 200 MHz

Collector Capacitance (Cc): 5 pF

Forward Current Transfer Ratio (hFE), MIN: 80

Noise Figure, dB: -

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KT645B datasheet

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Detailed specifications: KT640V-2, KT642A-2, KT643A-2, KT644A, KT644B, KT644G, KT644V, KT645A, BD135, KT646A, KT646B, KT647A-2, KT648A-2, KT657A-2, KT657B-2, KT657V-2, KT659A

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