Coast/Advanced Chip Magnetics, Inc. · Electronic Components
43749
Transformer, Pulse
Part Number43749
ManufacturerCoast/Advanced Chip Magnetics, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-337-4979 (NSN)
Federal Item NameTRANSFORMER,PULSE
Federal Supply Class5950 — Coils and Transformers
Body Height0.430 INCHES MAXIMUM
Winding Operating Current700.0 MILLIAMPERES AC NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Maximum Operating Temp125.0 CELSIUS
Winding Operating Voltage14.14 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Dc Resistance Rating In Ohms0.300 SINGLE COMPONENT SINGLE PRIMARY
Inductance Rating1.00 MILLIHENRIES MINIMUM SINGLE COMPONENT SINGLE PRIMARY
Primary To Secondary Turn Ratio1 TO 1-1/2 SINGLE COMPONENT
Frequency Rating10.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Center To Center Distance Between0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Overall Width0.780 INCHES MAXIMUM
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
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 43749 available?
We can source 43749 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 43749 by Coast/Advanced Chip Magnetics, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 43749 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 43749?
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 43749?
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.