Microsemi Corporation · Discrete Semiconductors > Diodes
1N5809
E_SQ._MELFULTRA FAST RECTIFIER (LESS THAN 100NS)
Part Number1N5809
ManufacturerMicrosemi Corporation
AvailabilityIn stock — ships fast
Specifications
NSN5961-01-013-0683 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,DIODE
MaterialSILICON SEMICONDUCTOR; GLASS ENCLOSURE
Current Rating1.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
Terminals2 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Overall Length0.300 INCHES MAXIMUM
Overall Diameter0.140 INCHES MAXIMUM
Features ProvidedHERMETICALLY SEALED CASE
Voltage Rating In Volts Per Charac100.0 MAXIMUM REVERSE VOLTAGE, PEAK
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 1N5809 in stock?
Yes — 1N5809 is in our stock database. Request a quote for current pricing and lead time.
Is 1N5809 by Microsemi Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1N5809 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 1N5809?
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 1N5809?
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.