STMicroelectronics · Electronic Components
2N3771
TRANSISTOR NPN 40V 30A TO-3
Part Number2N3771
ManufacturerSTMicroelectronics
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-841-2636 (NSN)
Additional NSNs5961-01-036-9666, 5961-01-096-5140
Federal Item NameTRANSISTOR
Terminals2 PIN
Features ProvidedHERMETICALLY SEALED CASE
Electrode Internally ElectricallyCOLLECTOR
Internal ConfigurationJUNCTION CONTACT
Semiconductor MaterialSILICON
Nondefinitive Spec Std Data2N3771 TYPE
Internal Junction ConfigurationNPN
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Cancelled NSN5961-01-020-6853 (cancelled)
NSN Cancelled Date29-APR-2010
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 2N3771 available?
We can source 2N3771 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 2N3771 by STMicroelectronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 2N3771 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 2N3771?
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 2N3771?
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.