Fairchild Semiconductor · Electronic Components
1N4148WS
DIODE 75V 150MA SOD323F
Part Number1N4148WS
ManufacturerFairchild Semiconductor
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-702-7079 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,DIODE
Terminals2 BONDING PAD
Mounting MethodTERMINAL
Overall Length2.30 MILLIMETERS MINIMUM AND 2.70 MILLIMETERS MAXIMUM
Overall Width1.15 MILLIMETERS MINIMUM AND 1.35 MILLIMETERS MAXIMUM
Overall Height0.60 MILLIMETERS MINIMUM AND 0.90 MILLIMETERS MAXIMUM
Features ProvidedROHS DIRECTIVE COMPLIANCE
Terminal Length0.40 MILLIMETERS NOMINAL
Function For Which DesignedGENERAL PURPOSE
Voltage Rating In Volts Per Charac75.0 MAXIMUM REVERSE VOLTAGE, DC
Maximum Operating Temp Per Measure150.0 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 1N4148WS available?
We can source 1N4148WS 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 1N4148WS by Fairchild Semiconductor obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1N4148WS 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 1N4148WS?
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 1N4148WS?
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.