STMicroelectronics Inc. · Electronic Components
SD1201
TRANSISTOR — NSN 5961-01-106-0636
Part NumberSD1201
ManufacturerSTMicroelectronics Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-106-0636 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
MaterialCERAMIC ENCLOSURE
Current Rating1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminals4 RIBBON
Mounting MethodTHREADED STUD(S)
Overall Length0.155 INCHES NOMINAL
Overall Diameter0.378 INCHES NOMINAL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Special FeaturesJUNCTION PATTERN ARRANGEMENT: NPN
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 SD1201 available?
We can source SD1201 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 SD1201 by STMicroelectronics Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SD1201 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 SD1201?
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 SD1201?
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.