2SA643 Datasheet. Specs and Replacement

Type Designator: 2SA643

Material of Transistor: Si

Polarity: PNP

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 0.5 W

Maximum Collector-Base Voltage |Vcb|: 40 V

Maximum Collector-Emitter Voltage |Vce|: 20 V

Maximum Emitter-Base Voltage |Veb|: 5 V

Maximum Collector Current |Ic max|: 0.5 A

Max. Operating Junction Temperature (Tj): 175 °C

Electrical Characteristics

Transition Frequency (ft): 50 MHz

Collector Capacitance (Cc): 30 pF

Forward Current Transfer Ratio (hFE), MIN: 60

Noise Figure, dB: -

Package: TO92

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Detailed specifications: 2SA638, 2SA638S, 2SA639, 2SA639S, 2SA64, 2SA640, 2SA641, 2SA642, S9013, 2SA645, 2SA646, 2SA647, 2SA648, 2SA649, 2SA65, 2SA650, 2SA651

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