PartsTable
Technical Data Sheet
FTS5551 ✓ 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: 0.205 INCHES MAXIMUM IN, overall_height: 0.165 INCHES MAXIMUM IN, overall_length: 0.210 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 0.500 INCHES MINIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-051-8607, 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
FTS5551
NSN: 5961-01-051-8607
FSC: 5961
CAGE: 07263 — FAIRCHILD SEMICONDUCTOR CORP (USA)
SPECIFICATIONS
materialPLASTIC ENCLOSURE
overall_width0.205 INCHES MAXIMUM IN
overall_height0.165 INCHES MAXIMUM IN
overall_length0.210 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_circle_diameter0.105 INCHES MAXIMUM IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
power_rating_per_characteristic350.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
NSN5961-01-051-8607
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 FTS5551 MFR OEM TRANSISTOR
KEY FEATURES
MATERIAL: PLASTIC ENCLOSURE
CURRENT RATING PER CHARACTERISTIC: 600.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION: TO-92
SEMICONDUCTOR MATERIAL: SILICON
MOUNTING METHOD: TERMINAL
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: COLLECTOR
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC ENCLOSURE
CURRENT RATING PER CHARACTERISTIC600.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATIONTO-92
SEMICONDUCTOR MATERIALSILICON
MOUNTING METHODTERMINAL
OVERALL HEIGHT0.165 INCHES MAXIMUM IN
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTOR
TERMINAL CIRCLE DIAMETER0.105 INCHES MAXIMUM IN
TERMINAL LENGTH0.500 INCHES MINIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
58-10138Interchangeable
interchangeable cross-reference
interchangeable
307-23Interchangeable
interchangeable cross-reference
interchangeable
4513-1Interchangeable
interchangeable cross-reference
interchangeable
SL-40XPFInterchangeable
interchangeable cross-reference
interchangeable
770044000870Interchangeable
interchangeable cross-reference
interchangeable
ED0044001410-SInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FTS5551?
FTS5551 is a TRANSISTOR.
What parts can replace FTS5551?
There are 6 known substitutes for FTS5551: 58-10138, 307-23, 4513-1 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FTS5551?
FTS5551 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-051-8607. This indicates validated use in U.S. government and defense supply chains.
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