ON Semiconductor · Electronic Components
MUR490E
DIODE ULTR FAST 4A 900V DO-201AD
Part NumberMUR490E
ManufacturerON Semiconductor
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-382-6757 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,DIODE
Special FeaturesHCI; FAST RECOVERY POWER RECTIFIER, 900 VOLTS, 3 AMP
Criticality Code JustificationFEAT
Nuclear Hardness Critical FeatureHARDENED
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 MUR490E available?
We can source MUR490E 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 MUR490E by ON Semiconductor obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MUR490E 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 MUR490E?
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 MUR490E?
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.