MD4957 Datasheet. Specs and Replacement

Type Designator: MD4957  📄📄 

Material of Transistor: Si

Polarity: PNP

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 0.4 W

Maximum Collector-Base Voltage |Vcb|: 30 V

Maximum Collector-Emitter Voltage |Vce|: 30 V

Maximum Emitter-Base Voltage |Veb|: 3 V

Maximum Collector Current |Ic max|: 0.05 A

Max. Operating Junction Temperature (Tj): 200 °C

Electrical Characteristics

Transition Frequency (ft): 750 MHz

Collector Capacitance (Cc): 0.4 pF

Forward Current Transfer Ratio (hFE), MIN: 20

Noise Figure, dB: -

Package: TO77

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MD4957 datasheet

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Detailed specifications: MD34A, MD34B, MD3725, MD3725F, MD3762, MD3762F, MD4260, MD4261, TIP31C, MD5000, MD6001, MD6001F, MD6002, MD6002F, MD6003, MD6003F, MD6100

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