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Technical Data Sheet
1N972B ✓ 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: 0.200 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 5961-00-401-2858, 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
1N972B
NSN: 5961-00-401-2858
FSC: 5961
CAGE: 12954 — MICROSEMI CORP.-SCOTTSDALE DBA MICROSEMI (USA)
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
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_circle_diameter0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
function_for_which_designedZENER DIODE
specification/standard_data80131-RELEASE 2959 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
voltage_tolerance_in_percent-5.0 TO 5.0
power_rating_per_characteristic500.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
NSN5961-00-401-2858
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 1N972B MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
MATERIAL: GLASS ENCLOSURE
SPECIFICATION/STANDARD DATA: 80131-RELEASE 2959 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
CURRENT RATING PER CHARACTERISTIC: 4.20 MILLIAMPERES MAXIMUM VOLTAGE REGULATOR DIODE CURRENT
TERMINAL CIRCLE DIAMETER: 0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 175.0 CELSIUS AMBIENT AIR DEGC
MOUNTING METHOD: TERMINAL
POWER RATING PER CHARACTERISTIC: 400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALGLASS ENCLOSURE
SPECIFICATION/STANDARD DATA80131-RELEASE 2959 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
CURRENT RATING PER CHARACTERISTIC4.20 MILLIAMPERES MAXIMUM VOLTAGE REGULATOR DIODE CURRENT
TERMINAL CIRCLE DIAMETER0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT175.0 CELSIUS AMBIENT AIR DEGC
OVERALL LENGTH0.300 INCHES MAXIMUM IN
MOUNTING METHODTERMINAL
POWER RATING PER CHARACTERISTIC400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
TERMINAL LENGTH1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC30.0 MAXIMUM NOMINAL REGULATOR VOLTAGE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
Z7663Interchangeable
interchangeable cross-reference
interchangeable
1N972BInterchangeable
interchangeable cross-reference
interchangeable
1N5872BInterchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-19500/117Interchangeable
interchangeable cross-reference
interchangeable
N972BInterchangeable
Same NIIN cross-reference
interchangeable
N972BAInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1N972B?
1N972B is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 1N972B?
There are 7 known substitutes for 1N972B: Z7663, 1N972B, 1N5872B and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1N972B?
1N972B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-401-2858. This indicates validated use in U.S. government and defense supply chains.
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