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ON Semiconductor  · Electronic Components

PZTA42T1

TRANS SS NPN 50MA 300V SOT223

Part NumberPZTA42T1
ManufacturerON Semiconductor
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameTRANSISTOR
Special Features300V,500MA NPN
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 PZTA42T1 available?
We can source PZTA42T1 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 PZTA42T1 by ON Semiconductor obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If PZTA42T1 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 PZTA42T1?
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 PZTA42T1?
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.