Central Semiconductor · Electronic Components
2N3866
Bipolar Power NPN VHF/UHF AM
Part Number2N3866
ManufacturerCentral Semiconductor
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-062-2075 (NSN)
Additional NSNs5961-00-486-6181
Federal Item NameTRANSISTOR
Current Rating400.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC400.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminals3 UNINSULATED WIRE LEAD3 UNINSULATED WIRE LEAD
Mounting MethodTERMINALTERMINAL
Overall Length0.240 INCHES MINIMUM AND 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM0.260 INCHES MAXIMUM
Overall Diameter0.350 INCHES MINIMUM AND 0.350 INCHES MINIMUM AND 0.370 INCHES MAXIMUM0.370 INCHES MAXIMUM
Features ProvidedHERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
Maximum Operating Temp Per Measure175.0 CELSIUS JUNCTION175.0 CELSIUS JUNCTION
Voltage Rating In Volts Per Charac30.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN30.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BAS
Power Rating Per Characteristic5.0 WATTS MAXIMUM TOTAL POWER DISSIPATION5.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Internal ConfigurationJUNCTION CONTACTJUNCTION CONTACT
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is 2N3866 available?
We can source 2N3866 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is 2N3866 by Central Semiconductor obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 2N3866 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like 2N3866?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for 2N3866?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.