MM4257 Datasheet. Specs and Replacement
Type Designator: MM4257 📄📄
Material of Transistor: Si
Polarity: PNP
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 0.36 W
Maximum Collector-Base Voltage |Vcb|: 6 V
Maximum Collector-Emitter Voltage |Vce|: 6 V
Maximum Emitter-Base Voltage |Veb|: 4 V
Maximum Collector Current |Ic max|: 0.05 A
Max. Operating Junction Temperature (Tj): 125 °C
Electrical Characteristics
Transition Frequency (ft): 500 MHz
Collector Capacitance (Cc): 3 pF
Forward Current Transfer Ratio (hFE), MIN: 30
Package: TO18
MM4257 Substitution
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MM4257 datasheet
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Detailed specifications: MM4048, MM4049, MM404A, MM4052, MM4208, MM4208A, MM4209, MM4209A, BC557, MM4258, MM4261H, MM439, MM4404, MM4429, MM4430, MM4545, MM4546
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