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Technical Data Sheet
PartsTable / COMPONENT / 2N3994
2N3994 ✓ Verified by PartsTable
— · SFP TRANSCEIVER
WHAT YOU NEED TO KNOW
SR = Short Range (multimode, 300m) | LR = Long Range (single-mode, 10km) DOM = Digital Optical Monitoring — most enterprise SFPs support it
MATCH ALL THREE: Speed + Wavelength + Brand compatibility
PRODUCT OVERVIEW

The TRANSISTOR is a the manufacturer industrial component. Key specifications include overall_length: 0.210 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 0.500 INCHES MINIMUM IN, overall_diameter: 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE, internal_configuration: FIELD EFFECT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-005-2751, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
2N3994
NSN: 5961-00-005-2751
FSC: 5961
CAGE: 80131 — ELECTRONIC INDUSTRIES ASSOCIATION
SPECIFICATIONS
overall_length0.210 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
overall_diameter0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
internal_configurationFIELD EFFECT
semiconductor_materialSILICON
terminal_circle_diameter0.100 INCHES NOMINAL IN
terminal_type_and_quantity4 UNINSULATED WIRE LEAD
specification/standard_data80131-RELEASE5103 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
power_rating_per_characteristic300.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
current_rating_per_characteristic10.00 MILLIAMPERES MAXIMUM GATE CURRENT
NSN5961-00-005-2751
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN 2N3994 MFR OEM TRANSISTOR
KEY FEATURES
•
CURRENT RATING PER CHARACTERISTIC: 10.00 MILLIAMPERES MAXIMUM GATE CURRENT
•
INTERNAL CONFIGURATION: FIELD EFFECT
•
MOUNTING METHOD: TERMINAL
•
POWER RATING PER CHARACTERISTIC: 300.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
•
TERMINAL LENGTH: 0.500 INCHES MINIMUM IN
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
TERMINAL CIRCLE DIAMETER: 0.100 INCHES NOMINAL IN
•
OVERALL DIAMETER: 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CURRENT RATING PER CHARACTERISTIC10.00 MILLIAMPERES MAXIMUM GATE CURRENT
INTERNAL CONFIGURATIONFIELD EFFECT
MOUNTING METHODTERMINAL
POWER RATING PER CHARACTERISTIC300.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
TERMINAL LENGTH0.500 INCHES MINIMUM IN
FEATURES PROVIDEDHERMETICALLY SEALED CASE
TERMINAL CIRCLE DIAMETER0.100 INCHES NOMINAL IN
OVERALL DIAMETER0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
OVERALL LENGTH0.210 INCHES MAXIMUM IN
SEMICONDUCTOR MATERIALSILICON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
13220E4197Interchangeable
interchangeable cross-reference
interchangeable
417-4-02140Interchangeable
interchangeable cross-reference
interchangeable
2N3980Interchangeable
interchangeable cross-reference
interchangeable
RELEASE5103Interchangeable
interchangeable cross-reference
interchangeable
2N3995Interchangeable
interchangeable cross-reference
interchangeable
A55032-941Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N3994?
2N3994 is a TRANSISTOR.
What parts can replace 2N3994?
There are 17 known substitutes for 2N3994: 13220E4197, 417-4-02140, 2N3980 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2N3994?
2N3994 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-005-2751. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026