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Herley Chicago  · Electronic Components

25P228212-01

Transformer, Audio Frequency

Part Number25P228212-01
ManufacturerHerley Chicago
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameTRANSFORMER,AUDIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Maximum Transformer Power Rating4.0 MILLIWATTS SINGLE COMPONENT
Mounting MethodTERMINAL SINGLE GROUP
Maximum Operating Temp105.0 CELSIUS
Impedance Rating In Ohms30.0 NOMINAL AND 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Terminal Type And Quantity6 PIN
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Frequency Rating300.0 HERTZ MINIMUM AND 4.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Body Outside Diameter0.750 INCHES MAXIMUM
Body Length0.520 INCHES MAXIMUM
Inclosure TypeFULLY INCLOSED
Reliability IndicatorNOT ESTABLISHED
Vendor Part Numbers938, 42741
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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 25P228212-01 available?
We can source 25P228212-01 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 25P228212-01 by Herley Chicago obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 25P228212-01 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 25P228212-01?
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 25P228212-01?
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.