Fairchild · Integrated Circuits
BSS123
Logic level N-channel enhancement mode Field-Effect Transistor (FET) in a plastic package using TrenchMOS technology
Part NumberBSS123
ManufacturerFairchild
AvailabilityIn stock — ships fast
Specifications
NSN5961-01-374-7146 (NSN)
Federal Item NameTRANSISTOR
MaterialPLASTIC ENCLOSURE
Current Rating170.00 MILLIAMPERES MAXIMUM DRAIN CURRENT
Terminals3 PRINTED CIRCUIT
Mounting MethodTERMINAL
Overall Length2.9 MILLIMETERS NOMINAL
Overall Width2.6 MILLIMETERS NOMINAL
Overall Height1.1 MILLIMETERS MAXIMUM
Special FeaturesE6327 SUFFIX DENOTES TAPE AND REEL C/O 3000 EA.
Joint Electronic Device EngineerinSOT-23
Power Rating Per Characteristic360.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
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 BSS123 in stock?
Yes — BSS123 is in our stock database. Request a quote for current pricing and lead time.
Is BSS123 by Fairchild obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BSS123 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 BSS123?
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 BSS123?
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.