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2N4257
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2N4257

SKU: 2N4257
2N4257 Transistor Silicon PNP CASE: TO18 MAKE: Generic
Price:
£4.79 Inc. VAT (£3.99 Ex. VAT)
£4.79 Inc. VAT (£3.99 Ex. VAT)
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Product specifications
Equivalent 2N4257A
Type Transistor Silicon PNP
Case TO18
Manufacturer Generic
Vbr CBO 6.0
Vbr CEO 6.0
Max. PD (W) 200m
t(on) Delay (S) 10n
Derate (Amb) (W/°C) 2.0m
t(f) Max. (S) 10n
hfe 30
Ic Max. (A) 50m
Icbo Max. @Vcb Max. (A) 10n
Mat. Silicon Logic
Noise Fig. 6.0
f(osc) Max. (Hz) 500M
Polarity PNP
PD Max. (W) 500m
Tr Max. (s) 15n
t(stor) Max. (S) 12n
Trans. Freq (Hz) Min. 500M
@VCE (test) (V) 3.0
Coll. (or drain) Current Max. 50m
Oper. Temp (°C) Max. 125
@Ic (A) 10m
Pinout Equivalence Number 3-12
Surface Mounted Yes/No NO
Maximum Collector Power Dissipation (Pc) 0.2 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
Collector Capacitance (Cc) 3 pF
Transition Frequency (ft): 500 MHz
Forward Current Transfer Ratio (hFE), MIN 30
SKU 394328
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