Keysight Technologies Inc. · Electronic Components
1850-0405
TRANSISTOR — NSN 5961-00-943-7169
Part Number1850-0405
ManufacturerKeysight Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-943-7169 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 2.00 AMPERES MAXIMUM BASE CURRENT, DC
Terminals3 UNINSULATED WIRE LEAD
Mounting MethodUNTHREADED HOLE(S)
Overall Length0.260 INCHES MAXIMUM
Overall Diameter0.320 INCHES MAXIMUM
Features ProvidedHERMETICALLY SEALED CASE
Semiconductor MaterialGERMANIUM
Voltage Rating In Volts Per Charac40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 2.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLL
Mounting Facility Quantity2
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 1850-0405 available?
We can source 1850-0405 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 1850-0405 by Keysight Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1850-0405 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 1850-0405?
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 1850-0405?
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.