Central Semiconductor, LLC · Electronic Components
1SMB20A
SEMICONDUCTOR DEVICE,DIODE — NSN 5961-01-518-8687
Part Number1SMB20A
ManufacturerCentral Semiconductor, LLC
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-518-8687 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,DIODE
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
MaterialPLASTIC ENCLOSURE; SILICON SEMICONDUCTOR
Current Rating1.00 MILLIAMPERES NOMINAL ON-STATE CURRENT, INSTANTANEOUS
Terminals2 PRINTED CIRCUIT
Mounting MethodTERMINAL
Overall Length5.1 MILLIMETERS MINIMUM AND 5.6 MILLIMETERS MAXIMUM
Overall Width3.3 MILLIMETERS MINIMUM AND 3.8 MILLIMETERS MAXIMUM
Overall Height2.2 MILLIMETERS MINIMUM AND 2.5 MILLIMETERS MAXIMUM
Power Rating Per Characteristic600.00 WATTS NOMINAL PEAK OFF-STATE POWER DISSIPATION
Voltage Rating In Volts Per Charac22.2 MINIMUM REGULATOR VOLTAGE, DC AND 25.5 MAXIMUM REGULATOR VOLTAGE, DC
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 1SMB20A available?
We can source 1SMB20A 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 1SMB20A by Central Semiconductor, LLC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1SMB20A 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 1SMB20A?
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 1SMB20A?
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.