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Technical Data Sheet
JANTX1N972B ✓ 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: GLASS ENCLOSURE, overall_length: 0.200 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 1.000 INCHES MINIMUM IN, overall_diameter: 0.090 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-938-4979, 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
JANTX1N972B
NSN: 5961-00-938-4979
FSC: 5961
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialGLASS ENCLOSURE
overall_length0.200 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length1.000 INCHES MINIMUM IN
overall_diameter0.090 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
function_for_which_designedZENER DIODE
specification/standard_data81349-MIL-S-19500/117 GOVERNMENT SPECIFICATION
voltage_tolerance_in_percent-5.0 TO 5.0
power_rating_per_characteristic500.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
current_rating_per_characteristic4.20 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT AND 13.00 MILLIAMPERES MAXIMUM MAXIMUM DC CURRENT IN REVERSE BREAKDOWN REGION
NSN5961-00-938-4979
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 JANTX1N972B MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
MATERIAL: SILICON SEMICONDUCTOR
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 31.5 MAXIMUM NOMINAL REGULATOR VOLTAGE
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
TERMINAL LENGTH: 1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
OVERALL DIAMETER: 0.085 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
FEATURES PROVIDED: HERMETICALLY SEALED CASE
POWER RATING PER CHARACTERISTIC: 400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSILICON SEMICONDUCTOR
MATERIALGLASS ENCLOSURE
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC31.5 MAXIMUM NOMINAL REGULATOR VOLTAGE
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
TERMINAL LENGTH1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
OVERALL DIAMETER0.085 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
FEATURES PROVIDEDHERMETICALLY SEALED CASE
POWER RATING PER CHARACTERISTIC400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
MOUNTING METHODTERMINAL
OVERALL LENGTH0.230 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
1N5872BInterchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-19500/117Interchangeable
interchangeable cross-reference
interchangeable
1N972BInterchangeable
interchangeable cross-reference
interchangeable
418036-42Interchangeable
Same NIIN cross-reference
interchangeable
MILS19500-117Interchangeable
Same NIIN cross-reference
interchangeable
531166-11Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is JANTX1N972B?
JANTX1N972B is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace JANTX1N972B?
There are 7 known substitutes for JANTX1N972B: 1N5872B, MIL-PRF-19500/117, 1N972B and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for JANTX1N972B?
JANTX1N972B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-938-4979. This indicates validated use in U.S. government and defense supply chains.
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