BF421 vs BF493 feature comparison

BF421 onsemi

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BF493 Diodes Incorporated

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Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer ONSEMI ZETEX PLC
Part Package Code TO-92
Package Description TO-226AA, 3 PIN IN-LINE, R-PSIP-W3
Pin Count 3
Reach Compliance Code unknown unknown
ECCN Code EAR99 EAR99
Collector Current-Max (IC) 0.5 A 0.5 A
Collector-Emitter Voltage-Max 300 V 300 V
Configuration SINGLE SINGLE
DC Current Gain-Min (hFE) 50 40
JEDEC-95 Code TO-92
JESD-30 Code O-PBCY-T3 R-PSIP-W3
Number of Elements 1 1
Number of Terminals 3 3
Operating Temperature-Max 150 °C 175 °C
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Shape ROUND RECTANGULAR
Package Style CYLINDRICAL IN-LINE
Polarity/Channel Type PNP PNP
Power Dissipation-Max (Abs) 1.5 W 0.625 W
Qualification Status Not Qualified Not Qualified
Surface Mount NO NO
Terminal Form THROUGH-HOLE WIRE
Terminal Position BOTTOM SINGLE
Transistor Element Material SILICON SILICON
Transition Frequency-Nom (fT) 60 MHz 50 MHz
Base Number Matches 8 21
Rohs Code No
HTS Code 8541.29.00.75
Collector-Base Capacitance-Max 1.6 pF
JESD-609 Code e0
Peak Reflow Temperature (Cel) 235
Power Dissipation Ambient-Max 1.5 W
Terminal Finish TIN LEAD
Time@Peak Reflow Temperature-Max (s) 10
VCEsat-Max 2 V

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