Vishay · Switches
4N33
Optoisolator; Analog; 6-Pin DIP; Darlington; P; 100 mW
Part Number4N33
ManufacturerVishay
AvailabilityIn stock — ships fast
Specifications
NSN5980-01-044-4989 (NSN)
Federal Item NameCOUPLER,OPTOELECTRONIC
General Characteristics Item DescrPN INFRARED GALLIUM ARSENIDE LIGHT EMITTING DIODE OPTICALLY COUPLED TO AN NPN SILICON PHOTO DARLINGTON TRANSISTOR,1500 V
Federal Supply Class5980 — Optoelectronic Devices And Associated Hardware
Vendor Part Numbers45.240.024
ESD/EMICode B — ESD/EMI sensitive item
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 4N33 in stock?
Yes — 4N33 is in our stock database. Request a quote for current pricing and lead time.
Is 4N33 by Vishay obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4N33 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 4N33?
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 4N33?
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.