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Technical Data Sheet
PartsTable / COMPONENT / 343-222-143
343-222-143 ✓ 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 SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: PLASTIC ENCLOSURE, overall_length: 0.300 INCHES MAXIMUM IN, mounting_method: TERMINAL, overall_diameter: 0.092 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE, special_test_features: NAVORD OD41152. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-229-3300, 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
343-222-143
NSN: 5961-00-229-3300
FSC: 5961
CAGE: 07421 — L3HARRIS INTERSTATE ELECTRONICS CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC ENCLOSURE
overall_length0.300 INCHES MAXIMUM IN
mounting_methodTERMINAL
overall_diameter0.092 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
special_test_featuresNAVORD OD41152
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
function_for_which_designedZENER DIODE
voltage_tolerance_in_percent-5.0 TO 5.0
power_rating_per_characteristic400.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
current_rating_per_characteristic20.00 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT
voltage_rating_in_volts_per_characteristic12.0 NOMINAL NOMINAL REGULATOR VOLTAGE
NSN5961-00-229-3300
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 343-222-143 MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
•
VOLTAGE TOLERANCE IN PERCENT: -5.0 TO 5.0
•
CURRENT RATING PER CHARACTERISTIC: 20.00 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT
•
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 175.0 CELSIUS AMBIENT AIR DEGC
•
POWER RATING PER CHARACTERISTIC: 400.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 12.0 NOMINAL NOMINAL REGULATOR VOLTAGE
•
OVERALL DIAMETER: 0.092 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
VOLTAGE TOLERANCE IN PERCENT-5.0 TO 5.0
CURRENT RATING PER CHARACTERISTIC20.00 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT175.0 CELSIUS AMBIENT AIR DEGC
OVERALL LENGTH0.300 INCHES MAXIMUM IN
POWER RATING PER CHARACTERISTIC400.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
FEATURES PROVIDEDHERMETICALLY SEALED CASE
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC12.0 NOMINAL NOMINAL REGULATOR VOLTAGE
OVERALL DIAMETER0.092 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
MOUNTING METHODTERMINAL
FUNCTION FOR WHICH DESIGNEDZENER DIODE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
1N759AInterchangeable
interchangeable cross-reference
interchangeable
257266Interchangeable
interchangeable cross-reference
interchangeable
4011Interchangeable
interchangeable cross-reference
interchangeable
110-0063-03Interchangeable
interchangeable cross-reference
interchangeable
110C63-3Interchangeable
interchangeable cross-reference
interchangeable
1902-1246Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 343-222-143?
343-222-143 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 343-222-143?
There are 19 known substitutes for 343-222-143: 1N759A, 257266, 4011 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 343-222-143?
343-222-143 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-229-3300. 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