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Technical Data Sheet

1N4939 — Network Technical Data

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— · 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: PLASTIC ENCLOSURE, overall_length: 0.188 INCHES NOMINAL IN, mounting_method: TERMINAL, terminal_length: 1.125 INCHES NOMINAL IN, overall_diameter: 0.109 INCHES NOMINAL IN, terminal_type_and_quantity: 2 UNINSULATED WIRE LEAD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5961-01-109-3691, 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
1N4939
NSN: 5961-01-109-3691
FSC: 5961
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialPLASTIC ENCLOSURE
overall_length0.188 INCHES NOMINAL IN
mounting_methodTERMINAL
terminal_length1.125 INCHES NOMINAL IN
overall_diameter0.109 INCHES NOMINAL IN
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
voltage_tolerance_in_percent-5.0 TO 5.0
power_rating_per_characteristic5.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
current_rating_per_characteristic75.00 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT
voltage_rating_in_volts_per_characteristic16.0 NOMINAL NOMINAL REGULATOR VOLTAGE
NSN5961-01-109-3691
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 1N4939 MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
•
MATERIAL: SILICON SEMICONDUCTOR
•
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
•
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 16.0 NOMINAL NOMINAL REGULATOR VOLTAGE
•
VOLTAGE TOLERANCE IN PERCENT: -5.0 TO 5.0
•
TERMINAL LENGTH: 1.125 INCHES NOMINAL IN
•
MOUNTING METHOD: TERMINAL
TECHNICAL CHARACTERISTICS
MATERIALSILICON SEMICONDUCTOR
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
MATERIALPLASTIC ENCLOSURE
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC16.0 NOMINAL NOMINAL REGULATOR VOLTAGE
OVERALL LENGTH0.188 INCHES NOMINAL IN
VOLTAGE TOLERANCE IN PERCENT-5.0 TO 5.0
TERMINAL LENGTH1.125 INCHES NOMINAL IN
MOUNTING METHODTERMINAL
OVERALL DIAMETER0.109 INCHES NOMINAL IN
POWER RATING PER CHARACTERISTIC5.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
1N4936InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
RELEASE5107InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
89300430InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
SR1977KInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1901-1065InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1N4939?
1N4939 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 1N4939?
There are 5 known substitutes for 1N4939: 1N4936, RELEASE5107, 89300430 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1N4939?
1N4939 is cataloged in the Federal Logistics Information System under NSN 5961-01-109-3691. This indicates validated use in U.S. government and defense supply chains.
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