2N4953 vs 2N3665 feature comparison

2N4953 Texas Instruments

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2N3665 Silicon Transistor Corporation

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Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP SILICON TRANSISTOR CORP
Package Description , ,
Reach Compliance Code unknown unknown
ECCN Code EAR99 EAR99
Collector Current-Max (IC) 0.5 A 1 A
Configuration SINGLE SINGLE
DC Current Gain-Min (hFE) 200 40
JESD-609 Code e0 e0
Number of Elements 1 1
Operating Temperature-Max 150 °C 175 °C
Polarity/Channel Type NPN NPN
Power Dissipation-Max (Abs) 0.36 W 5 W
Surface Mount NO NO
Terminal Finish Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb)
Transition Frequency-Nom (fT) 250 MHz 60 MHz
Base Number Matches 12 23