MQ3742 Datasheet. Specs and Replacement

Type Designator: MQ3742

Material of Transistor: Si

Polarity: NPN

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 1 W

Maximum Collector-Base Voltage |Vcb|: 300 V

Maximum Collector-Emitter Voltage |Vce|: 300 V

Maximum Emitter-Base Voltage |Veb|: 7 V

Maximum Collector Current |Ic max|: 0.05 A

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

Electrical Characteristics

Transition Frequency (ft): 30 MHz

Collector Capacitance (Cc): 6 pF

Forward Current Transfer Ratio (hFE), MIN: 20

Noise Figure, dB: -

Package: TO86

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MQ3742 datasheet

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Detailed specifications: MQ3643, MQ3644, MQ3645, MQ3646, MQ3691, MQ3692, MQ3693, MQ3694, BC548, MQ3743, MQ3903, MQ3903R, MQ3904, MQ3904R, MQ3905, MQ3905R, MQ3906

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