Fairchild Semiconductor Corp. · Electronic Components
QB9946
MICROCIRCUIT,DIGITAL — NSN 5962-00-491-3827
Part NumberQB9946
ManufacturerFairchild Semiconductor Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5962-00-491-3827 (NSN)
Federal Item NameMICROCIRCUIT,DIGITAL
Federal Supply Class5962 — Microcircuits, Electronic
Operating Temp Range+0.0 TO 75.0 CELSIUS
Storage Temp Range-65.0 TO 150.0 CELSIUS
Voltage Rating5.0 VOLTS MAXIMUM POWER SOURCE
Output Logic FormDIODE-TRANSISTOR LOGIC
Terminals14 PRINTED CIRCUIT
Enclosure ConfigurationDUAL-IN-LINE
Enclosure MaterialCERAMIC AND GLASS
Features ProvidedHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS
Input Circuit PatternQUAD 2 INPUT
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 QB9946 available?
We can source QB9946 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 QB9946 by Fairchild Semiconductor Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If QB9946 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 QB9946?
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 QB9946?
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.