Semtech · Discrete Semiconductors > Diodes
JAN1N4944
Silicon diode, JEDEC 1N4944 type — JAN qualified per MIL-PRF-19500
Part NumberJAN1N4944
ManufacturerSemtech
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-929-1600 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,DIODE
MaterialSILICON SEMICONDUCTOR; GLASS ENCLOSURE
Current Rating0.25 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
Terminals2 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Overall Length0.275 INCHES MAXIMUM
Overall Diameter0.145 INCHES MAXIMUM
Features ProvidedHERMETICALLY SEALED CASE
Maximum Operating Temp Per Measure175.0 CELSIUS AMBIENT AIR
Voltage Rating In Volts Per Charac400.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE, MAXIMUM PEAK TOTAL VALUE
Terminal Length1.000 INCHES MINIMUM AND 1.500 INCHES 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 JAN1N4944 available?
We can source JAN1N4944 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 JAN1N4944 by Semtech obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If JAN1N4944 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 JAN1N4944?
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 JAN1N4944?
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.