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Technical Data Sheet
PartsTable / COMPONENT / 2N3684
2N3684 ✓ 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: 0.188 INCHES NOMINAL IN, mounting_method: TERMINAL, terminal_length: 0.500 INCHES MINIMUM IN, overall_diameter: 0.219 INCHES NOMINAL 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 5961-00-018-6746, 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
2N3684
NSN: 5961-00-018-6746
FSC: 5961
CAGE: 21845 — SOLITRON DEVICES, INC. (USA)
SPECIFICATIONS
overall_length0.188 INCHES NOMINAL IN
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
overall_diameter0.219 INCHES NOMINAL 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-RELEASE5012 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
power_rating_per_characteristic350.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
current_rating_per_characteristic7.50 MILLIAMPERES MAXIMUM DRAIN CURRENT AND 50.00 MILLIAMPERES MAXIMUM GATE CURRENT
NSN5961-00-018-6746
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 2N3684 MFR OEM TRANSISTOR
KEY FEATURES
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
MOUNTING METHOD: TERMINAL
•
POWER RATING PER CHARACTERISTIC: 350.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
•
CURRENT RATING PER CHARACTERISTIC: 7.50 MILLIAMPERES MAXIMUM DRAIN CURRENT AND 50.00 MILLIAMPERES MAXIMUM GATE CURRENT
•
TERMINAL TYPE AND QUANTITY: 4 UNINSULATED WIRE LEAD
•
OVERALL DIAMETER: 0.220 INCHES NOMINAL IN
•
TERMINAL LENGTH: 0.500 INCHES MINIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
FEATURES PROVIDEDHERMETICALLY SEALED CASE
MOUNTING METHODTERMINAL
POWER RATING PER CHARACTERISTIC350.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
CURRENT RATING PER CHARACTERISTIC7.50 MILLIAMPERES MAXIMUM DRAIN CURRENT AND 50.00 MILLIAMPERES MAXIMUM GATE CURRENT
TERMINAL TYPE AND QUANTITY4 UNINSULATED WIRE LEAD
OVERALL DIAMETER0.220 INCHES NOMINAL IN
TERMINAL LENGTH0.500 INCHES MINIMUM IN
OVERALL LENGTH0.188 INCHES NOMINAL IN
INTERNAL CONFIGURATIONFIELD EFFECT
SEMICONDUCTOR MATERIALSILICON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
2N3684Interchangeable
interchangeable cross-reference
interchangeable
RELEASE 5012Interchangeable
interchangeable cross-reference
interchangeable
2N3684AInterchangeable
Same NIIN cross-reference
interchangeable
142986-01Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N3684?
2N3684 is a TRANSISTOR.
What parts can replace 2N3684?
There are 4 known substitutes for 2N3684: 2N3684, RELEASE 5012, 2N3684A and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2N3684?
2N3684 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-018-6746. 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