Micro Uspd Inc. · Electronic Components
TB1045
TRANSISTOR — NSN 5961-00-773-2412
Part NumberTB1045
ManufacturerMicro Uspd Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-773-2412 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Terminals3 UNINSULATED WIRE LEAD
Mounting MethodTHREADED STUD(S)
Overall Length0.305 INCHES MINIMUM AND 0.335 INCHES MAXIMUM
Special FeaturesJUNCTION PATTERN ARRANGEMENT: NPN
Overall Width Across Flats0.437 INCHES MAXIMUM
Electrode Internally ElectricallyCOLLECTOR
Mounting Facility Quantity1
Maximum Operating Temp Per Measure175.0 CELSIUS CASE
Nominal Thread Size0.190 INCHES
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 TB1045 available?
We can source TB1045 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 TB1045 by Micro Uspd Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If TB1045 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 TB1045?
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 TB1045?
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.