PartsTable
Technical Data Sheet
JAN1N2979RB ✓ 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: 1.253 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S), special_features: WEAPON SYSTEM ESSENTIAL; JUNCTION PATTEN ARRANGEMENT: PN, features_provided: HERMETICALLY SEALED CASE, nominal_thread_size: 0.190 INCHES IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-828-1485, 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
JAN1N2979RB
NSN: 5961-00-828-1485
FSC: 5961
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
overall_length1.253 INCHES MAXIMUM IN
mounting_methodTHREADED STUD(S)
special_featuresWEAPON SYSTEM ESSENTIAL; JUNCTION PATTEN ARRANGEMENT: PN
features_providedHERMETICALLY SEALED CASE
nominal_thread_size0.190 INCHES IN
thread_series_designatorUNF
mounting_facility_quantity1
overall_width_across_flats0.505 INCHES MAXIMUM IN
terminal_type_and_quantity1 TAB, SOLDER LUG AND 1 THREADED STUD
function_for_which_designedVOLTAGE REGULATOR
specification/standard_data81349-MIL-S-19500/124 GOVERNMENT SPECIFICATION
NSN5961-00-828-1485
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 JAN1N2979RB MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
MATERIAL: SILICON SEMICONDUCTOR
SPECIFICATION/STANDARD DATA: 81349-MIL-S-19500/124 GOVERNMENT SPECIFICATION
TERMINAL TYPE AND QUANTITY: 1 TAB, SOLDER LUG AND 1 THREADED STUD
TEST DATA DOCUMENT: 81349-MIL-S-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.).
CURRENT RATING PER CHARACTERISTIC: 3.20 AMPERES MAXIMUM PEAK REVERSE SURGE CURRENT
FEATURES PROVIDED: HERMETICALLY SEALED CASE
OVERALL WIDTH ACROSS FLATS: 0.423 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSILICON SEMICONDUCTOR
SPECIFICATION/STANDARD DATA81349-MIL-S-19500/124 GOVERNMENT SPECIFICATION
TERMINAL TYPE AND QUANTITY1 TAB, SOLDER LUG AND 1 THREADED STUD
TEST DATA DOCUMENT81349-MIL-S-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.).
CURRENT RATING PER CHARACTERISTIC3.20 AMPERES MAXIMUM PEAK REVERSE SURGE CURRENT
OVERALL LENGTH0.300 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN
FEATURES PROVIDEDHERMETICALLY SEALED CASE
OVERALL WIDTH ACROSS FLATS0.423 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
MOUNTING METHODTHREADED STUD(S)
MOUNTING FACILITY QUANTITY1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
FC7180-1620-4Interchangeable
interchangeable cross-reference
interchangeable
19-02-1205Interchangeable
interchangeable cross-reference
interchangeable
CMC-4-5902-16-20Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-19500/124Interchangeable
interchangeable cross-reference
interchangeable
MIL-S-19500/124Interchangeable
interchangeable cross-reference
interchangeable
1N1355RAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is JAN1N2979RB?
JAN1N2979RB is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace JAN1N2979RB?
There are 11 known substitutes for JAN1N2979RB: FC7180-1620-4, 19-02-1205, CMC-4-5902-16-20 and 8 more. Substitute compatibility should be verified for your specific system.
Is JAN1N2979RB still available?
JAN1N2979RB is currently cancelled.
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