Fairchild Optoelectronics Group · Transistors / FETs
MOC8021
Transistor Output Optocouplers Optocoupler Photodarlington
Part NumberMOC8021
ManufacturerFairchild Optoelectronics Group
AvailabilityAvailable to order — request a quote
Specifications
NSN5980-01-418-6314 (NSN)
Federal Item NameCOUPLER,OPTOELECTRONIC
General Characteristics Item DescrOPTOISOLATOR; DARLINGTON OUTPUT; VCEO MIN 50 VOLTS;
Federal Supply Class5980 — Optoelectronic Devices And Associated Hardware
ESD/EMICode A — 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 MOC8021 available?
We can source MOC8021 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 MOC8021 by Fairchild Optoelectronics Group obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MOC8021 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 MOC8021?
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 MOC8021?
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.