Vishay · Electronic Components
ACY20
TRANSISTOR — NSN 5961-00-078-8075
Part NumberACY20
ManufacturerVishay
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-078-8075 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating500.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC500.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminals3 UNINSULATED WIRE LEAD3 UNINSULATED WIRE LEAD
Mounting MethodTERMINALTERMINAL
Overall Length0.240 INCHES MINIMUM AND 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM0.260 INCHES MAXIMUM
Overall Diameter0.335 INCHES MINIMUM AND 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM0.370 INCHES MAXIMUM
Terminal Circle Diameter0.200 INCHES NOMINAL0.200 INCHES NOMINAL
Maximum Operating Temp Per Measure200.0 CELSIUS JUNCTION200.0 CELSIUS JUNCTION
Special FeaturesJUNCTION PATTERN ARRANGEMENT: PNPJUNCTION PATTERN ARRANGEMENT: PNP
Features ProvidedHERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
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 ACY20 available?
We can source ACY20 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 ACY20 by Vishay obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ACY20 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 ACY20?
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 ACY20?
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.