MQ3903R Datasheet. Specs and Replacement

Type Designator: MQ3903R

Material of Transistor: Si

Polarity: NPN

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 0.625 W

Maximum Collector-Base Voltage |Vcb|: 60 V

Maximum Collector-Emitter Voltage |Vce|: 40 V

Maximum Emitter-Base Voltage |Veb|: 6 V

Maximum Collector Current |Ic max|: 0.2 A

Max. Operating Junction Temperature (Tj): 150 °C

Electrical Characteristics

Transition Frequency (ft): 250 MHz

Collector Capacitance (Cc): 4 pF

Forward Current Transfer Ratio (hFE), MIN: 80

Noise Figure, dB: -

Package: TO86

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MQ3903R datasheet

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Detailed specifications: MQ3646, MQ3691, MQ3692, MQ3693, MQ3694, MQ3742, MQ3743, MQ3903, BC337, MQ3904, MQ3904R, MQ3905, MQ3905R, MQ3906, MQ3906R, MQ3962, MQ5127

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