Microsemi · Discrete Semiconductors > Diodes
JANTX1N4942
Silicon diode, JEDEC 1N4942 type — JANTX qualified per MIL-PRF-19500 (100% process conditioning)
Part NumberJANTX1N4942
ManufacturerMicrosemi
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-123-9923 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,DIODE
MaterialGLASS ENCLOSURE; SILICON SEMICONDUCTOR
Current Rating1.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE AND 15.00 AMPERES MAXIMUM PEAK FORWARD SUR
Terminals2 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Overall Length0.140 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
Overall Diameter0.065 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
Terminal Length1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
Voltage Rating In Volts Per Charac200.0 MAXIMUM REVERSE VOLTAGE, INSTANTANEOUS AND 200.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE
Maximum Operating Temp Per Measure175.0 CELSIUS AMBIENT AIR
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 JANTX1N4942 available?
We can source JANTX1N4942 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 JANTX1N4942 by Microsemi obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If JANTX1N4942 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 JANTX1N4942?
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 JANTX1N4942?
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.