Siliconix Incorporated · Electronic Components
IRFI740G
TRANSISTOR — NSN 5961-01-520-3424
Part NumberIRFI740G
ManufacturerSiliconix Incorporated
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-520-3424 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
MaterialPLASTIC ENCLOSURE
Current Rating5.40 AMPERES MAXIMUM DRAIN CURRENT
Terminals3 PIN
Mounting MethodTERMINAL
Overall Length0.622 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
Overall Width0.408 INCHES MINIMUM AND 0.419 INCHES MAXIMUM
Overall Height0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
Special FeaturesISOLATED PACKAGE; HIGH VOLTAGE ISOLATION; LOW THERMAL RESISTANCE
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 IRFI740G available?
We can source IRFI740G 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 IRFI740G by Siliconix Incorporated obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If IRFI740G 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 IRFI740G?
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 IRFI740G?
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.