Optek Technology, Inc. · Electronic Components
TD2889
SEMICONDUCTOR DEVICE,DIODE — NSN 5961-01-077-3992
Part NumberTD2889
ManufacturerOptek Technology, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-077-3992 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,DIODE
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
MaterialSILICON SEMICONDUCTOR
Current Rating12.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE AND 120.00 AMPERES MAXIMUM PEAK FORWARD S
Terminals2 TAB, SOLDER LUG
Mounting MethodTHREADED STUD(S)
Overall Length1.095 INCHES MAXIMUM
Overall Diameter0.318 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
Voltage Rating In Volts Per Charac450.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE
Overall Width Across Flats0.431 INCHES NOMINAL
Maximum Operating Temp Per Measure175.0 CELSIUS JUNCTION
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 TD2889 available?
We can source TD2889 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 TD2889 by Optek Technology, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If TD2889 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 TD2889?
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 TD2889?
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.