STMicroelectronics Inc. · Electronic Components
SD1020-3
TRANSISTOR — NSN 5961-01-029-9160
Part NumberSD1020-3
ManufacturerSTMicroelectronics Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-029-9160 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating400.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminals3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Overall Length0.260 INCHES MAXIMUM
Overall Diameter0.305 INCHES MINIMUM AND 0.335 INCHES MAXIMUM
Internal ConfigurationJUNCTION CONTACT
Power Rating Per Characteristic1.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Maximum Operating Temp Per Measure200.0 CELSIUS JUNCTION
Semiconductor MaterialSILICON
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 SD1020-3 available?
We can source SD1020-3 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 SD1020-3 by STMicroelectronics Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SD1020-3 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 SD1020-3?
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 SD1020-3?
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.