Sanyo Semiconductor · Electronic Components
B1203
Search -----> 2SB1203
Part NumberB1203
ManufacturerSanyo Semiconductor
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-932-0594 (NSN)
Additional NSNs7050-01-549-6759
Federal Item NameTRANSISTOR
Current Rating6.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminals2 UNINSULATED WIRE LEAD AND 1 CASE
Mounting MethodUNTHREADED HOLE(S)
Overall Length0.375 INCHES NOMINAL
Overall Diameter0.875 INCHES MAXIMUM
Features ProvidedHERMETICALLY SEALED CASE
Special FeaturesVOLTAGE MINIMUM; JUNCTION PATTERN ARRANGEMENT: PNP
Voltage Rating In Volts Per Charac70.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, WITH SPECIFIED RESISTANCE BETWEEN BASE AND EMITTER
Semiconductor MaterialGERMANIUM
Electrode Internally ElectricallyCOLLECTOR
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 B1203 available?
We can source B1203 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 B1203 by Sanyo Semiconductor obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B1203 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 B1203?
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 B1203?
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.