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Technical Data Sheet
PartsTable / COMPONENT / 2N3639
2N3639 ✓ 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_height: 0.250 INCHES MAXIMUM0.250 INCHES MAXIMUM IN, overall_length: 0.120 INCHES MAXIMUM0.120 INCHES MAXIMUM IN, mounting_method: TERMINALTERMINAL, terminal_length: 0.400 INCHES MINIMUM0.400 INCHES MINIMUM IN, overall_diameter: 0.210 INCHES MAXIMUM0.210 INCHES MAXIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: PNPJUNCTION PATTERN ARRANGEMENT: PNP. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-063-8270, 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
2N3639
NSN: 5961-00-063-8270
FSC: 5961
CAGE: 07263 — FAIRCHILD SEMICONDUCTOR CORP (USA)
SPECIFICATIONS
overall_height0.250 INCHES MAXIMUM0.250 INCHES MAXIMUM IN
overall_length0.120 INCHES MAXIMUM0.120 INCHES MAXIMUM IN
mounting_methodTERMINALTERMINAL
terminal_length0.400 INCHES MINIMUM0.400 INCHES MINIMUM IN
overall_diameter0.210 INCHES MAXIMUM0.210 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: PNPJUNCTION PATTERN ARRANGEMENT: PNP
features_providedHERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACTJUNCTION CONTACT
semiconductor_materialSILICONSILICON
terminal_circle_diameter0.100 INCHES MAXIMUM0.100 INCHES MAXIMUM IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD3 UNINSULATED WIRE LEAD
specification/standard_data80131-RELEASE4858 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION80131-RELEASE4858 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
NSN5961-00-063-8270
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 2N3639 MFR OEM TRANSISTOR
KEY FEATURES
•
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD3 UNINSULATED WIRE LEAD
•
POWER RATING PER CHARACTERISTIC: 200.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION200.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
•
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 125.0 CELSIUS JUNCTION125.0 CELSIUS JUNCTION DEGC
•
TERMINAL CIRCLE DIAMETER: 0.100 INCHES MAXIMUM0.100 INCHES MAXIMUM IN
•
CURRENT RATING PER CHARACTERISTIC: 80.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC80.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
•
TERMINAL LENGTH: 0.400 INCHES MINIMUM0.400 INCHES MINIMUM IN
•
MOUNTING METHOD: TERMINALTERMINAL
•
FEATURES PROVIDED: HERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD3 UNINSULATED WIRE LEAD
POWER RATING PER CHARACTERISTIC200.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION200.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT125.0 CELSIUS JUNCTION125.0 CELSIUS JUNCTION DEGC
TERMINAL CIRCLE DIAMETER0.100 INCHES MAXIMUM0.100 INCHES MAXIMUM IN
CURRENT RATING PER CHARACTERISTIC80.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC80.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
TERMINAL LENGTH0.400 INCHES MINIMUM0.400 INCHES MINIMUM IN
MOUNTING METHODTERMINALTERMINAL
FEATURES PROVIDEDHERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
SEMICONDUCTOR MATERIALSILICONSILICON
OVERALL HEIGHT0.250 INCHES MAXIMUM0.250 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
2N3646Interchangeable
interchangeable cross-reference
interchangeable
330-008Interchangeable
interchangeable cross-reference
interchangeable
530489Interchangeable
interchangeable cross-reference
interchangeable
2N3644Interchangeable
interchangeable cross-reference
interchangeable
10105Interchangeable
interchangeable cross-reference
interchangeable
2N3642Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N3639?
2N3639 is a TRANSISTOR.
What parts can replace 2N3639?
There are 21 known substitutes for 2N3639: 2N3646, 330-008, 530489 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2N3639?
2N3639 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-063-8270. 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