Littelfuse · Electronic Components
SMAJ58A
DIODE TVS 58V 400W UNI 5% SMA
Part NumberSMAJ58A
ManufacturerLittelfuse
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-691-8852 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,DIODE
Current Rating4.3 AMPERES NOMINAL PEAK PULSE CURRENT
Voltage Rating In Volts Per Charac71.2 MAXIMUM BREAKDOWN VOLTAGE, DC
Maximum Operating Temp Per Measure150.0 CELSIUS AMBIENT AIR
Power Rating Per Characteristic400.0 WATTS NOMINAL TOTAL POWER DISSIPATION
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 SMAJ58A available?
We can source SMAJ58A 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 SMAJ58A by Littelfuse obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SMAJ58A 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 SMAJ58A?
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 SMAJ58A?
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.