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Fairchild Semiconductor  · Electronic Components

BZX85C12

Zener diode, 12V 1.3W, DO-41 (BZX85 series)

Part NumberBZX85C12
ManufacturerFairchild Semiconductor
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameSEMICONDUCTOR DEVICE,DIODE
MaterialSILICON SEMICONDUCTOR; GLASS ENCLOSURE
Current Rating20.00 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT
Terminals2 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Overall Length0.160 INCHES MINIMUM AND 0.205 INCHES MAXIMUM
Overall Diameter0.086 INCHES MINIMUM AND 0.107 INCHES MAXIMUM
Voltage Rating In Volts Per Charac12.0 NOMINAL NOMINAL REGULATOR VOLTAGE
Terminal Length1.100 INCHES MINIMUM
Power Rating Per Characteristic1.3 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
Voltage Tolerance In Percent-5.0 TO 5.0
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
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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

Frequently asked

Is BZX85C12 available?
We can source BZX85C12 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 BZX85C12 by Fairchild Semiconductor obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BZX85C12 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 BZX85C12?
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 BZX85C12?
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.