Allegro MicroSystems · Electronic Components
ULQ2803LW
HIGH-VOLTAGE, HIGH-CURRENT DARLINGTON ARRAYS
Part NumberULQ2803LW
ManufacturerAllegro MicroSystems
AvailabilityAvailable to order — request a quote
Specifications
NSN5962-01-596-9208 (NSN)
Federal Item NameMICROCIRCUIT,DIGITAL
Operating Temp Range-40.0 TO 85.0 CELSIUS
Storage Temp Range-55.0 TO 150.0 CELSIUS
Voltage Rating50.0 VOLTS NOMINAL OUTPUT AND 30.0 VOLTS NOMINAL INPUT
Output Logic FormCOMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC AND TRANSISTOR-TRANSISTOR LOGIC
Design Function1 ARRAY, DARLINGTON TRANSISTOR
Terminals18 PIN
Enclosure ConfigurationDUAL-IN-LINE
Enclosure MaterialPLASTIC
Body Length0.4469 INCHES MINIMUM AND 0.4625 INCHES MAXIMUM
Body Height0.0926 INCHES MINIMUM AND 0.1043 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 ULQ2803LW available?
We can source ULQ2803LW 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 ULQ2803LW by Allegro MicroSystems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ULQ2803LW 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 ULQ2803LW?
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 ULQ2803LW?
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.