Fairchild Semiconductor · Electronic Components
PN4250
TRANSISTOR SWITCHING PNP TO-92
Part NumberPN4250
ManufacturerFairchild Semiconductor
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-446-7279 (NSN)
Federal Item NameRESISTOR,FIXED,FILM
Terminal TypeTERMINAL TYPE PER BODY STYLE
Reliability IndicatorNOT ESTABLISHED
Electrical Resistance90.900 OHMS
Ambient Temp At Full Rated Power70.0 CELSIUS
Power Dissipation Rating In Watts0.250 FREE AIR
Resistance Tolerance In Percent-1.000 TO 1.000
Federal Supply Class5905 — Resistor
Vendor Part Numbers24811/148
ESD/EMICode A — ESD/EMI sensitive item
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 PN4250 available?
We can source PN4250 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 PN4250 by Fairchild Semiconductor obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If PN4250 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 PN4250?
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 PN4250?
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.