Diodes Incorporated · Electronic Components
MMBT3904-7-F
TRANS NPN 40V 350MW SMD SOT23-3
Part NumberMMBT3904-7-F
ManufacturerDiodes Incorporated
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-685-8019 (NSN)
Federal Item NameTRANSISTOR
MaterialPLASTIC ENCLOSURE
Current Rating200.0 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, INSTANTANEOUS
Terminals1 CASE
Mounting MethodTERMINAL
Overall Length2.90 MILLIMETERS NOMINAL
Overall Height2.40 MILLIMETERS NOMINAL
Mounting Facility Quantity3
Function For Which DesignedGENERAL PURPOSE
Voltage Rating In Volts Per Charac60.0 NOMINAL BASE SUPPLY VOLTAGE
Maximum Operating Temp Per Measure150.0 CELSIUS JUNCTION
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 MMBT3904-7-F available?
We can source MMBT3904-7-F 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 MMBT3904-7-F by Diodes Incorporated obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MMBT3904-7-F 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 MMBT3904-7-F?
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 MMBT3904-7-F?
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.