Vishay · Electronic Components
1N4448
DIODE HI CONDUCTANCE 100V DO-35
Part Number1N4448
ManufacturerVishay
AvailabilityIn stock — ships fast
Specifications
NSN5961-00-085-0326 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,DIODE
MaterialSILICON SEMICONDUCTOR; GLASS ENCLOSURE
Current Rating10.00 MILLIAMPERES MAXIMUM FORWARD CURRENT, DC
Terminals2 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Overall Length0.120 INCHES MINIMUM AND 0.200 INCHES MAXIMUM
Overall Diameter0.060 INCHES MINIMUM AND 0.090 INCHES MAXIMUM
Features ProvidedHERMETICALLY SEALED CASE
Maximum Operating Temp Per Measure150.0 CELSIUS AMBIENT AIR
Joint Electronic Device EngineerinDO-35
Voltage Rating In Volts Per Charac75.0 MAXIMUM REVERSE VOLTAGE, PEAK
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 1N4448 in stock?
Yes — 1N4448 is in our stock database. Request a quote for current pricing and lead time.
Is 1N4448 by Vishay obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1N4448 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 1N4448?
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 1N4448?
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.