TN4257 Datasheet. Specs and Replacement
Type Designator: TN4257 📄📄
Material of Transistor: Si
Polarity: NPN
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 0.35 W
Maximum Collector-Base Voltage |Vcb|: 12 V
Maximum Collector-Emitter Voltage |Vce|: 12 V
Maximum Emitter-Base Voltage |Veb|: 4 V
Maximum Collector Current |Ic max|: 0.1 A
Max. Operating Junction Temperature (Tj): 150 °C
Electrical Characteristics
Transition Frequency (ft): 700 MHz
Collector Capacitance (Cc): 3 pF
Forward Current Transfer Ratio (hFE), MIN: 30
Package: TO92
TN4257 Substitution
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TN4257 datasheet
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Detailed specifications: TN4146, TN4234, TN4235, TN4236, TN4248, TN4249, TN4250, TN4250A, A1015, TN4258, TN4258A, TN4274, TN4275, TN4314, TN4354, TN4355, TN4356
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