Keysight Technologies Inc. · Electronic Components
1855-0039
TRANSISTOR — NSN 5961-00-493-0790
Part Number1855-0039
ManufacturerKeysight Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-493-0790 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating10.00 MILLIAMPERES MAXIMUM REVERSE GATE CURRENT WITH ALL OTHER TERMINALS SHORT-CIRCUIT TO SOURCE, JUNCTION-GATE
Terminals3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Overall Length0.190 INCHES NOMINAL
Overall Diameter0.219 INCHES NOMINAL
Terminal Circle Diameter0.188 INCHES NOMINAL
Power Rating Per Characteristic300.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
Voltage Rating In Volts Per Charac1.7 MAXIMUM GATE TO SOURCE VOLTAGE
Internal ConfigurationFIELD EFFECT-DUAL GATE
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 1855-0039 available?
We can source 1855-0039 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 1855-0039 by Keysight Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1855-0039 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 1855-0039?
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 1855-0039?
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.