BCY71 vs 2N3251 feature comparison

BCY71 Diodes Incorporated

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2N3251 Semitronics Corp

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Rohs Code No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer ZETEX PLC SEMITRONICS CORP
Package Description CYLINDRICAL, O-MBCY-W3 TO-18, 3 PIN
Reach Compliance Code unknown unknown
ECCN Code EAR99 EAR99
Additional Feature LOW NOISE
Collector Current-Max (IC) 0.2 A 0.2 A
Collector-Emitter Voltage-Max 45 V 40 V
Configuration SINGLE SINGLE
DC Current Gain-Min (hFE) 100 100
JEDEC-95 Code TO-18 TO-18
JESD-30 Code O-MBCY-W3 O-MBCY-W3
JESD-609 Code e0
Number of Elements 1 1
Number of Terminals 3 3
Operating Temperature-Max 175 °C 175 °C
Package Body Material METAL METAL
Package Shape ROUND ROUND
Package Style CYLINDRICAL CYLINDRICAL
Peak Reflow Temperature (Cel) 235
Polarity/Channel Type PNP PNP
Power Dissipation-Max (Abs) 0.36 W 1.2 W
Qualification Status Not Qualified Not Qualified
Reference Standard CECC
Surface Mount NO NO
Terminal Finish TIN LEAD
Terminal Form WIRE WIRE
Terminal Position BOTTOM BOTTOM
Time@Peak Reflow Temperature-Max (s) 10
Transistor Application SWITCHING SWITCHING
Transistor Element Material SILICON SILICON
Transition Frequency-Nom (fT) 250 MHz 300 MHz
VCEsat-Max 0.25 V
Base Number Matches 12 2
Part Package Code BCY
Pin Count 3
Turn-off Time-Max (toff) 250 ns
Turn-on Time-Max (ton) 70 ns

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