Fairchild Semiconductor · Electronic Components
GBU4B
RECT BRIDGE GPP 4A 100V GBU
Part NumberGBU4B
ManufacturerFairchild Semiconductor
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-351-5746 (NSN)
Federal Item NameRECTIFIER,SEMICONDUCTOR DEVICE,U
MaterialSILICON
Operating Temp Range-65.0 TO 150.0 CELSIUS
Terminals4 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Overall Length1.760 INCHES NOMINAL
Overall Width0.895 INCHES MINIMUM AND 0.935 INCHES MAXIMUM
Absolute Maximum Voltage Rating In100.0 REPETITIVE PEAK REVERSE VOLTAGE
Circuit Connection Style DesignatoBRIDGE 1 PHASE
Absolute Maximum Current Rating Pe4.00 AMPERES AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
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 GBU4B available?
We can source GBU4B 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 GBU4B by Fairchild Semiconductor obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If GBU4B 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 GBU4B?
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 GBU4B?
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.