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Technical Data Sheet
PartsTable / COMPONENT / RELEASE4739
RELEASE4739 ✓ 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: 0.230 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 5961-00-076-6670, 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
RELEASE4739
NSN: 5961-00-076-6670
FSC: 5961
CAGE: 80131 — ELECTRONIC INDUSTRIES ASSOCIATION
SPECIFICATIONS
overall_length0.210 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
overall_diameter0.230 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
nondefinitive_spec/std_data2N3386 TYPE
specification/standard_data80131-RELEASE4739 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
power_rating_per_characteristic300.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
NSN5961-00-076-6670
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 RELEASE4739 MFR OEM TRANSISTOR
KEY FEATURES
•
POWER RATING PER CHARACTERISTIC: 300.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION300.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
•
OVERALL DIAMETER: 0.230 INCHES MAXIMUM0.230 INCHES MAXIMUM IN
•
CURRENT RATING PER CHARACTERISTIC: 50.00 MILLIAMPERES MAXIMUM GATE CURRENT AND 50.00 MILLIAMPERES MAXIMUM GATE CURRENT AND 100.00 MILLIAMPERES MAXIMUM DRAIN CURRENT100.00 MILLIAMPERES MAXIMUM DRAIN CURRENT
•
TERMINAL CIRCLE DIAMETER: 0.100 INCHES NOMINAL0.100 INCHES NOMINAL IN
•
FEATURES PROVIDED: HERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
•
MOUNTING METHOD: TERMINALTERMINAL
•
SPECIFICATION/STANDARD DATA: 80131-RELEASE4739 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION80131-RELEASE4739 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
•
TERMINAL TYPE AND QUANTITY: 4 UNINSULATED WIRE LEAD4 UNINSULATED WIRE LEAD
TECHNICAL CHARACTERISTICS (FLIS)
POWER RATING PER CHARACTERISTIC300.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION300.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
OVERALL DIAMETER0.230 INCHES MAXIMUM0.230 INCHES MAXIMUM IN
CURRENT RATING PER CHARACTERISTIC50.00 MILLIAMPERES MAXIMUM GATE CURRENT AND 50.00 MILLIAMPERES MAXIMUM GATE CURRENT AND 100.00 MILLIAMPERES MAXIMUM DRAIN CURRENT100.00 MILLIAMPERES MAXIMUM DRAIN CURRENT
TERMINAL CIRCLE DIAMETER0.100 INCHES NOMINAL0.100 INCHES NOMINAL IN
FEATURES PROVIDEDHERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
MOUNTING METHODTERMINALTERMINAL
SPECIFICATION/STANDARD DATA80131-RELEASE4739 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION80131-RELEASE4739 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
TERMINAL TYPE AND QUANTITY4 UNINSULATED WIRE LEAD4 UNINSULATED WIRE LEAD
TERMINAL LENGTH0.500 INCHES MINIMUM0.500 INCHES MINIMUM IN
OVERALL LENGTH0.210 INCHES MAXIMUM0.210 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
2N3382Interchangeable
interchangeable cross-reference
interchangeable
RELEASE4739Interchangeable
interchangeable cross-reference
interchangeable
1855-0390Interchangeable
interchangeable cross-reference
interchangeable
2N3386Interchangeable
interchangeable cross-reference
interchangeable
2N3378Interchangeable
interchangeable cross-reference
interchangeable
2N3384Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RELEASE4739?
RELEASE4739 is a TRANSISTOR.
What parts can replace RELEASE4739?
There are 7 known substitutes for RELEASE4739: 2N3382, RELEASE4739, 1855-0390 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RELEASE4739?
RELEASE4739 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-076-6670. 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