Solid State Devices, Inc. · Electronic Components
SFF158
TRANSISTOR — NSN 5961-01-282-8319
Part NumberSFF158
ManufacturerSolid State Devices, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-282-8319 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating18.00 AMPERES MAXIMUM DRAIN CURRENT AND 18.00 AMPERES MAXIMUM SOURCE CURRENT
Terminals3 TAB, SOLDER LUG
Mounting MethodTHREADED STUD(S)
Overall Length1.330 INCHES NOMINAL
Maximum Operating Temp Per Measure150.0 CELSIUS JUNCTION
Overall Width Across Flats0.570 INCHES MINIMUM AND 0.610 INCHES MAXIMUM
Special FeaturesHARDNESS CRITICAL ITEM
Mounting Facility Quantity1
Internal ConfigurationFIELD EFFECT
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 SFF158 available?
We can source SFF158 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 SFF158 by Solid State Devices, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SFF158 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 SFF158?
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 SFF158?
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.