PartsTable
Technical Data Sheet
1N938A ✓ 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: 0.120 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN, overall_diameter: 0.060 INCHES MINIMUM AND 0.107 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 5961-00-078-0628, 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
1N938A
NSN: 5961-00-078-0628
FSC: 5961
CAGE: 99942 — N A P SMD TECHNOLOGY INC
SPECIFICATIONS
materialGLASS ENCLOSURE
overall_length0.120 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
overall_diameter0.060 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
function_for_which_designedZENER DIODE
specification/standard_data81349-MIL-S-19500/156 GOVERNMENT SPECIFICATION
voltage_tolerance_in_percent-5.0 TO 5.0
power_rating_per_characteristic500.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
current_rating_per_characteristic50.00 MILLIAMPERES MAXIMUM MAXIMUM DC CURRENT IN REVERSE BREAKDOWN REGION
NSN5961-00-078-0628
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 1N938A MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
POWER RATING PER CHARACTERISTIC: 0.5 WATTS MAXIMUM TOTAL POWER DISSIPATION
CURRENT RATING PER CHARACTERISTIC: 7.50 MILLIAMPERES MAXIMUM MAXIMUM REVERSE SURGE CURRENT
OVERALL DIAMETER: 0.125 INCHES MAXIMUM IN
FEATURES PROVIDED: HERMETICALLY SEALED CASE
TERMINAL LENGTH: 1.000 INCHES MINIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 9.0 MAXIMUM NOMINAL REGULATOR VOLTAGE
MOUNTING METHOD: TERMINAL
TECHNICAL CHARACTERISTICS (FLIS)
POWER RATING PER CHARACTERISTIC0.5 WATTS MAXIMUM TOTAL POWER DISSIPATION
CURRENT RATING PER CHARACTERISTIC7.50 MILLIAMPERES MAXIMUM MAXIMUM REVERSE SURGE CURRENT
OVERALL DIAMETER0.125 INCHES MAXIMUM IN
FEATURES PROVIDEDHERMETICALLY SEALED CASE
TERMINAL LENGTH1.000 INCHES MINIMUM IN
OVERALL LENGTH0.300 INCHES MAXIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC9.0 MAXIMUM NOMINAL REGULATOR VOLTAGE
MOUNTING METHODTERMINAL
MATERIALSILICON SEMICONDUCTOR
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
5961008920889Interchangeable
interchangeable cross-reference
interchangeable
418299-3Interchangeable
interchangeable cross-reference
interchangeable
VBE408-40Interchangeable
interchangeable cross-reference
interchangeable
Q62702-Z836-F82Interchangeable
Same NIIN cross-reference
interchangeable
960238-1Interchangeable
Same NIIN cross-reference
interchangeable
353-3158-000Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1N938A?
1N938A is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 1N938A?
There are 9 known substitutes for 1N938A: 5961008920889, 418299-3, VBE408-40 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1N938A?
1N938A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-078-0628. This indicates validated use in U.S. government and defense supply chains.
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