Micro Uspd Inc. · Electronic Components
VK2021
TRANSISTOR — NSN 5961-01-306-5471
Part NumberVK2021
ManufacturerMicro Uspd Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-306-5471 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating20.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminals3 TAB, SOLDER LUG AND 1 CASE
Mounting MethodTHREADED STUD(S)
Overall Length1.218 INCHES MAXIMUM
Overall Width Across Flats0.438 INCHES MAXIMUM
Voltage Rating In Volts Per Charac120.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OP
Maximum Operating Temp Per Measure200.0 CELSIUS AMBIENT AIR
Power Rating Per Characteristic30.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Internal ConfigurationJUNCTION CONTACT
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 VK2021 available?
We can source VK2021 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 VK2021 by Micro Uspd Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If VK2021 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 VK2021?
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 VK2021?
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.