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Technical Data Sheet
PartsTable / COMPONENT / BS3686
BS3686 ✓ 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 material: PLASTIC ENCLOSURE, overall_width: 0.305 INCHES MAXIMUM IN, overall_height: 0.105 INCHES MAXIMUM IN, overall_length: 0.435 INCHES MAXIMUM IN, mounting_method: UNTHREADED HOLE(S), special_features: JUNCTION 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 5961-00-230-7993, 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
BS3686
NSN: 5961-00-230-7993
FSC: 5961
CAGE: K0414 — THERMO ELECTRON MANUFACTURING LIMITED T/A THERMO FISHER SCIENTIFIC (GBR)
SPECIFICATIONS
materialPLASTIC ENCLOSURE
overall_width0.305 INCHES MAXIMUM IN
overall_height0.105 INCHES MAXIMUM IN
overall_length0.435 INCHES MAXIMUM IN
mounting_methodUNTHREADED HOLE(S)
special_featuresJUNCTION PATTERN ARRANGEMENT: PNP
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
mounting_facility_quantity1
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
power_rating_per_characteristic40.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
current_rating_per_characteristic2.00 AMPERES MAXIMUM BASE CURRENT, DC AND 3.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
NSN5961-00-230-7993
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 BS3686 MFR OEM TRANSISTOR
KEY FEATURES
•
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 30.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 30.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC
•
MOUNTING METHOD: UNTHREADED HOLE(S)
•
INTERNAL CONFIGURATION: JUNCTION CONTACT
•
POWER RATING PER CHARACTERISTIC: 40.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
•
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 150.0 CELSIUS JUNCTION DEGC
•
SEMICONDUCTOR MATERIAL: SILICON
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: PNP
OVERALL HEIGHT0.105 INCHES MAXIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC30.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 30.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC
MOUNTING METHODUNTHREADED HOLE(S)
INTERNAL CONFIGURATIONJUNCTION CONTACT
POWER RATING PER CHARACTERISTIC40.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT150.0 CELSIUS JUNCTION DEGC
SEMICONDUCTOR MATERIALSILICON
OVERALL WIDTH0.305 INCHES MAXIMUM IN
OVERALL LENGTH0.435 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
2012-T 54Interchangeable
interchangeable cross-reference
interchangeable
44124Interchangeable
interchangeable cross-reference
interchangeable
350-RTInterchangeable
interchangeable cross-reference
interchangeable
639071Interchangeable
interchangeable cross-reference
interchangeable
CM424-5Interchangeable
interchangeable cross-reference
interchangeable
CP24456-NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BS3686?
BS3686 is a TRANSISTOR.
What parts can replace BS3686?
There are 15 known substitutes for BS3686: 2012-T 54, 44124, 350-RT and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BS3686?
BS3686 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-230-7993. 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