Rohde & Schwarz GmbH & Co. Kommanditgesellschaft · Electronic Components
AL4556879
TRANSISTOR — NSN 5961-01-019-2185
Part NumberAL4556879
ManufacturerRohde & Schwarz GmbH & Co. Kommanditgesellschaft
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-019-2185 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating16.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 4.00 AMPERES MAXIMUM BASE CURRENT, DC
Terminals2 PIN AND 1 CASE
Mounting MethodUNTHREADED HOLE(S)
Overall Length1.573 INCHES MAXIMUM
Overall Width1.050 INCHES MAXIMUM
Overall Height0.350 INCHES NOMINAL
Terminal Length0.312 INCHES MINIMUM
Voltage Rating In Volts Per Charac170.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COL
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 AL4556879 available?
We can source AL4556879 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 AL4556879 by Rohde & Schwarz GmbH & Co. Kommanditgesellschaft obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AL4556879 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 AL4556879?
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 AL4556879?
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.