STMicroelectronics · Electronic Components
ULN2803A
IC ARRAY EIGHT DARLINGTON 18 DIP
Part NumberULN2803A
ManufacturerSTMicroelectronics
AvailabilityAvailable to order — request a quote
Specifications
NSN5962-01-139-2909 (NSN)
Additional NSNs5962-01-426-1594, 5962-01-659-1444
Federal Item NameMICROCIRCUIT,LINEAR
Operating Temp Range+0.0 TO 70.0 CELSIUS
Design Function1 ARRAY, TRANSISTOR
Body Width0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
Input Circuit Pattern8 CHANNEL
Body Height0.200 INCHES MAXIMUM
Body Length0.885 INCHES MINIMUM AND 0.915 INCHES MAXIMUM
Federal Supply Class5962 — Microcircuits, Electronic
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 ULN2803A available?
We can source ULN2803A 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 ULN2803A by STMicroelectronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ULN2803A 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 ULN2803A?
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 ULN2803A?
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.