PartsTable
Technical Data Sheet
1979948 ✓ 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: SILICON SEMICONDUCTOR, overall_length: 0.170 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_type_and_quantity: 2 UNINSULATED WIRE LEAD, specification/standard_data: 81349-MIL-PRF-19500/445 GOVERNMENT SPECIFICATION, voltage_rating_in_volts_per_characteristic: 16.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-444-0679, 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
1979948
NSN: 5961-01-444-0679
FSC: 5961
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
overall_length0.170 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
specification/standard_data81349-MIL-PRF-19500/445 GOVERNMENT SPECIFICATION
voltage_rating_in_volts_per_characteristic16.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE
NSN5961-01-444-0679
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 1979948 MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
SPECIFICATION/STANDARD DATA: 81349-MIL-PRF-19500/445 GOVERNMENT SPECIFICATION
MATERIAL: SILICON SEMICONDUCTOR
TEST DATA DOCUMENT: 81349-MIL-PRF-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
MOUNTING METHOD: TERMINAL
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 16.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE
TECHNICAL CHARACTERISTICS (FLIS)
SPECIFICATION/STANDARD DATA81349-MIL-PRF-19500/445 GOVERNMENT SPECIFICATION
MATERIALSILICON SEMICONDUCTOR
TEST DATA DOCUMENT81349-MIL-PRF-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
MOUNTING METHODTERMINAL
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC16.0 MAXIMUM WORKING PEAK REVERSE VOLTAGE
OVERALL LENGTH0.170 INCHES MAXIMUM IN
MATERIALGLASS ENCLOSURE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
91300907Interchangeable
interchangeable cross-reference
interchangeable
5082-2811Interchangeable
interchangeable cross-reference
interchangeable
812811-001Interchangeable
interchangeable cross-reference
interchangeable
294-990051-253Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-19500/444Interchangeable
interchangeable cross-reference
interchangeable
3479946Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1979948?
1979948 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 1979948?
There are 30 known substitutes for 1979948: 91300907, 5082-2811, 812811-001 and 27 more. Substitute compatibility should be verified for your specific system.
Is 1979948 still available?
1979948 is currently cancelled.
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