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Technical Data Sheet
PartsTable / COMPONENT / SJ109
SJ109 ✓ 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: 0.235 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 1.500 INCHES MINIMUM IN, overall_diameter: 0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: NPN, features_provided: HERMETICALLY SEALED CASE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-813-5502, 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
SJ109
NSN: 5961-00-813-5502
FSC: 5961
CAGE: 01295 — TEXAS INSTRUMENTS INCORPORATED (USA)
SPECIFICATIONS
overall_length0.235 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length1.500 INCHES MINIMUM IN
overall_diameter0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_circle_diameter0.200 INCHES NOMINAL IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
power_rating_per_characteristic125.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
current_rating_per_characteristic20.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
NSN5961-00-813-5502
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 SJ109 MFR OEM TRANSISTOR
KEY FEATURES
•
TERMINAL CIRCLE DIAMETER: 0.200 INCHES NOMINAL IN
•
SEMICONDUCTOR MATERIAL: SILICON
•
CURRENT RATING PER CHARACTERISTIC: 20.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
•
INTERNAL CONFIGURATION: JUNCTION CONTACT
•
TERMINAL LENGTH: 1.500 INCHES MINIMUM IN
•
POWER RATING PER CHARACTERISTIC: 125.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL CIRCLE DIAMETER0.200 INCHES NOMINAL IN
SEMICONDUCTOR MATERIALSILICON
OVERALL LENGTH0.235 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
CURRENT RATING PER CHARACTERISTIC20.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
INTERNAL CONFIGURATIONJUNCTION CONTACT
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: NPN
TERMINAL LENGTH1.500 INCHES MINIMUM IN
POWER RATING PER CHARACTERISTIC125.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
OVERALL DIAMETER0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
MOUNTING METHODTERMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
75097 PIECE 9Interchangeable
interchangeable cross-reference
interchangeable
442701Interchangeable
interchangeable cross-reference
interchangeable
S1109Interchangeable
interchangeable cross-reference
interchangeable
MIL-001-690Interchangeable
interchangeable cross-reference
interchangeable
617892-1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SJ109?
SJ109 is a TRANSISTOR.
What parts can replace SJ109?
There are 5 known substitutes for SJ109: 75097 PIECE 9, 442701, S1109 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SJ109?
SJ109 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-813-5502. 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