2N428 PDF and Equivalents Search

2N428 Specs and Replacement

Type Designator: 2N428

Material of Transistor: Ge

Polarity: PNP

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 0.2 W

Maximum Collector-Base Voltage |Vcb|: 30 V

Maximum Collector-Emitter Voltage |Vce|: 12 V

Maximum Emitter-Base Voltage |Veb|: 20 V

Maximum Collector Current |Ic max|: 0.4 A

Max. Operating Junction Temperature (Tj): 85 °C

Electrical Characteristics

Transition Frequency (ft): 8 MHz

Collector Capacitance (Cc): 25 pF

Forward Current Transfer Ratio (hFE), MIN: 60

Noise Figure, dB: -

Package: TO5

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2N428 datasheet

Detailed specifications: 2N4272A, 2N4273, 2N4274, 2N4275, 2N4276, 2N4277, 2N4278, 2N4279, 2SD2499, 2N4280, 2N4281, 2N4282, 2N4283, 2N4284, 2N4285, 2N4286, 2N4287

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