All Transistors. AF257 Datasheet

 

AF257 Datasheet, Equivalent, Cross Reference Search

Type Designator: AF257

Material of Transistor: Ge

Polarity: PNP

Maximum Collector Power Dissipation (Pc): 0.03 W

Maximum Collector-Base Voltage |Vcb|: 25 V

Maximum Collector-Emitter Voltage |Vce|: 18 V

Maximum Collector Current |Ic max|: 0.01 A

Max. Operating Junction Temperature (Tj): 90 °C

Transition Frequency (ft): 170 MHz

Forward Current Transfer Ratio (hFE), MIN: 28

Noise Figure, dB: -

Package: U21

AF257 Transistor Equivalent Substitute - Cross-Reference Search

 

AF257 Datasheet (PDF)

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Datasheet: AF240 , AF240S , AF250 , AF251 , AF252 , AF253 , AF254 , AF256 , 2N3904 , AF260 , AF261 , AF263 , AF264 , AF265 , AF266 , AF267 , AF268 .

 
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