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LM3146 — SEMICONDUCTOR DEVICES,UNITIZED

✓ Government record, cited
— · SFP TRANSCEIVER
PRODUCT OVERVIEW

LM3146: SEMICONDUCTOR DEVICES,UNITIZED.

The SEMICONDUCTOR DEVICES,UNITIZED is a the manufacturer industrial component. Key specifications include material: CERAMIC ENCLOSURE, overall_width: 0.300 INCHES MAXIMUM0.300 INCHES MAXIMUM IN, overall_height: 0.280 INCHES MAXIMUM0.280 INCHES MAXIMUM IN, overall_length: 0.785 INCHES MAXIMUM0.785 INCHES MAXIMUM IN, mounting_method: TERMINALTERMINAL, terminal_length: 0.120 INCHES MAXIMUM0.120 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5961-01-093-6949, 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
LM3146
NSN: 5961-01-093-6949
FSC: 5961 — Semiconductor Devices and Associated Hardware
CAGE: 27014 — NATIONAL SEMICONDUCTOR CORPORATION (USA)
SPECIFICATIONS
materialCERAMIC ENCLOSURE
overall_width0.300 INCHES MAXIMUM0.300 INCHES MAXIMUM IN
overall_height0.280 INCHES MAXIMUM0.280 INCHES MAXIMUM IN
overall_length0.785 INCHES MAXIMUM0.785 INCHES MAXIMUM IN
mounting_methodTERMINALTERMINAL
terminal_length0.120 INCHES MAXIMUM0.120 INCHES MAXIMUM IN
semiconductor_materialSILICON ALL SEMICONDUCTORSILICON ALL SEMICONDUCTOR
mounting_facility_quantity1414
terminal_type_and_quantity14 UNINSULATED WIRE LEAD14 UNINSULATED WIRE LEAD
component_name_and_quantity4 SEMICONDUCTOR DEVICE DIODE4 SEMICONDUCTOR DEVICE DIODE
current_rating_per_characteristic0.50 MILLIAMPERES MAXIMUM DRAIN CURRENT ALL SEMICONDUCTOR0.50 MILLIAMPERES MAXIMUM DRAIN CURRENT ALL SEMICONDUCTOR
maximum_operating_temp_per_measurement_point-65.0 CELSIUS CASE AND -65.0 CELSIUS CASE AND 175.0 CELSIUS CASE175.0 CELSIUS CASE DEGC
NSN5961-01-093-6949
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 LM3146 MFR OEM SEMICONDUCTOR DEVICES,UNITIZED
KEY FEATURES
•
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 40.0 MAXIMUM WORKING PEAK OFF-STATE VOLTAGE ALL SEMICONDUCTOR40.0 MAXIMUM WORKING PEAK OFF-STATE VOLTAGE ALL SEMICONDUCTOR
•
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: -65.0 CELSIUS CASE AND -65.0 CELSIUS CASE AND 175.0 CELSIUS CASE175.0 CELSIUS CASE DEGC
•
MOUNTING FACILITY QUANTITY: 1414
•
TERMINAL LENGTH: 0.120 INCHES MAXIMUM0.120 INCHES MAXIMUM IN
•
MOUNTING METHOD: TERMINALTERMINAL
•
SEMICONDUCTOR MATERIAL: SILICON ALL SEMICONDUCTORSILICON ALL SEMICONDUCTOR
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.280 INCHES MAXIMUM0.280 INCHES MAXIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 40.0 MAXIMUM WORKING PEAK OFF-STATE VOLTAGE ALL SEMICONDUCTOR40.0 MAXIMUM WORKING PEAK OFF-STATE VOLTAGE ALL SEMICONDUCTOR
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT-65.0 CELSIUS CASE AND -65.0 CELSIUS CASE AND 175.0 CELSIUS CASE175.0 CELSIUS CASE DEGC
MOUNTING FACILITY QUANTITY1414
TERMINAL LENGTH0.120 INCHES MAXIMUM0.120 INCHES MAXIMUM IN
MOUNTING METHODTERMINALTERMINAL
SEMICONDUCTOR MATERIALSILICON ALL SEMICONDUCTORSILICON ALL SEMICONDUCTOR
OVERALL LENGTH0.785 INCHES MAXIMUM0.785 INCHES MAXIMUM IN
COMPONENT NAME AND QUANTITY4 SEMICONDUCTOR DEVICE DIODE4 SEMICONDUCTOR DEVICE DIODE
OVERALL WIDTH0.300 INCHES MAXIMUM0.300 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 5
1858-0032Reference document
Same NSN cross-reference
Reference document — Secondary reference
CA3146E-06Reference document
Same NSN cross-reference
Reference document — Secondary reference
249.6633Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
CA3146EReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
CA3146FReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is LM3146?
LM3146 is a SEMICONDUCTOR DEVICES,UNITIZED.
What parts can replace LM3146?
There are 5 known substitutes for LM3146: 1858-0032, CA3146E-06, 249.6633 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for LM3146?
LM3146 is cataloged in the U.S. Government catalog under NSN 5961-01-093-6949. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.