Vishay · Electronic Components
BPW21R
Photodiode, Silicon Pin; TO-5; 9 muA (Typ.); 450 mV (Typ.); 2 nA (Typ.); -55 de
Part NumberBPW21R
ManufacturerVishay
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-483-2203 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,PHOTO
Terminals2 BANANA PLUG
Mounting MethodTERMINAL
Overall Length15.95 MILLIMETERS NOMINAL
Voltage Rating In Volts Per Charac1.00 NOMINAL FORWARD VOLTAGE, DC
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 BPW21R available?
We can source BPW21R 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 BPW21R by Vishay obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BPW21R 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 BPW21R?
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 BPW21R?
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.