International Rectifier · Electronic Components
IRF4905PBF
MOSFET P-CH 55V 74A TO-220AB
Part NumberIRF4905PBF
ManufacturerInternational Rectifier
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-716-9635 (NSN)
Federal Item NameTRANSISTOR
Overall Width10.29 MILLIMETERS MINIMUM AND 10.54 MILLIMETERS MAXIMUM
Special Features55 VOLTS, POWER DISSIPATION 200 WATTS
Maximum Operating Temp Per Measure175.0 CELSIUS AMBIENT AIR
Terminal Length13.47 MILLIMETERS MINIMUM AND 14.09 MILLIMETERS MAXIMUM
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 IRF4905PBF available?
We can source IRF4905PBF 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 IRF4905PBF by International Rectifier obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If IRF4905PBF 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 IRF4905PBF?
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 IRF4905PBF?
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.