● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Semitronics Corp.  · Electronic Components

2N2145A

TRANSISTOR — NSN 5961-00-778-8698

Part Number2N2145A
ManufacturerSemitronics Corp.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating3.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminals2 UNINSULATED WIRE LEAD AND 1 CASE
Mounting MethodUNTHREADED HOLE(S)
Overall Length0.450 INCHES MAXIMUM
Overall Diameter0.875 INCHES MAXIMUM
Internal ConfigurationJUNCTION CONTACT
Electrode Internally ElectricallyCOLLECTOR
Mounting Facility Quantity2
Semiconductor MaterialGERMANIUM
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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

Frequently asked

Is 2N2145A available?
We can source 2N2145A 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 2N2145A by Semitronics Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 2N2145A 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 2N2145A?
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 2N2145A?
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.