NTE ELECTRONICS · Electronic Components
MJ15003
TRANSISTOR,BJT,NPN,140V V(BR)CEO,20A I(C),TO-3
Part NumberMJ15003
ManufacturerNTE ELECTRONICS
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-289-4238 (NSN)
Federal Item NameTRANSISTOR
Current Rating20.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 5.00 AMPERES MAXIMUM BASE CURRENT, DC
Terminals2 PIN AND 1 CASE
Mounting MethodUNTHREADED HOLE(S)
Overall Length1.550 INCHES MAXIMUM
Overall Width1.050 INCHES MAXIMUM
Overall Height0.300 INCHES MAXIMUM
Features ProvidedHERMETICALLY SEALED CASE
Special FeaturesJUNCTION PATTERN ARRANGEMENT: NPN
Maximum Operating Temp Per Measure200.0 CELSIUS JUNCTION
Joint Electronic Device EngineerinTO-3
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
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 MJ15003 available?
We can source MJ15003 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 MJ15003 by NTE ELECTRONICS obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MJ15003 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 MJ15003?
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 MJ15003?
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.