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Technical Data Sheet
D1954 ✓ 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 SET is a the manufacturer industrial component. Key specifications include material: GLASS ENCLOSURE ALL SEMICONDUCTOR DEVICE DIODE, power_rating: 1.0 WATTS AVERAGE, overall_width: 0.500 INCHES NOMINAL IN, overall_length: 2.060 INCHES NOMINAL IN, frequency_range: 4.000 GIGAHERTZ MINIMUM AND 8.000 GIGAHERTZ MAXIMUM, mounting_method: TERMINAL ALL SEMICONDUCTOR DEVICE DIODE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-809-1898, 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
D1954
NSN: 5961-00-809-1898
FSC: 5961
CAGE: 93332 — SYLVANIA ELECTRIC PRODUCTS INC SEMICONDUCTOR PRODUCTS DIV (USA)
SPECIFICATIONS
materialGLASS ENCLOSURE ALL SEMICONDUCTOR DEVICE DIODE
power_rating1.0 WATTS AVERAGE
overall_width0.500 INCHES NOMINAL IN
overall_length2.060 INCHES NOMINAL IN
frequency_range4.000 GIGAHERTZ MINIMUM AND 8.000 GIGAHERTZ MAXIMUM
mounting_methodTERMINAL ALL SEMICONDUCTOR DEVICE DIODE
terminal_length1.125 INCHES NOMINAL ALL SEMICONDUCTOR DEVICE DIODE IN
overall_diameter0.130 INCHES MAXIMUM ALL SEMICONDUCTOR DEVICE DIODE IN
features_providedHERMETICALLY SEALED CASE
semiconductor_materialGERMANIUM ALL SEMICONDUCTOR DEVICE DIODE
end_item_identificationGMC CORP LIGHT DUTY TRUCK,1981-86
impedance_rating_in_ohms10000.0 INPUT
NSN5961-00-809-1898
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 D1954 MFR OEM SEMICONDUCTOR DEVICE SET
KEY FEATURES
COMPONENT FUNCTION RELATIONSHIP: MATCHED
TERMINAL LENGTH: 1.125 INCHES NOMINAL ALL SEMICONDUCTOR DEVICE DIODE IN
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD ALL SEMICONDUCTOR DEVICE DIODE
FEATURES PROVIDED: HERMETICALLY SEALED CASE
OVERALL DIAMETER: 0.130 INCHES MAXIMUM ALL SEMICONDUCTOR DEVICE DIODE IN
SEMICONDUCTOR MATERIAL: GERMANIUM ALL SEMICONDUCTOR DEVICE DIODE
MATERIAL: GLASS ENCLOSURE ALL SEMICONDUCTOR DEVICE DIODE
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 90.0 CELSIUS AMBIENT AIR ALL SEMICONDUCTOR DEVICE DIODE DEGC
TECHNICAL CHARACTERISTICS (FLIS)
COMPONENT FUNCTION RELATIONSHIPMATCHED
TERMINAL LENGTH1.125 INCHES NOMINAL ALL SEMICONDUCTOR DEVICE DIODE IN
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD ALL SEMICONDUCTOR DEVICE DIODE
FEATURES PROVIDEDHERMETICALLY SEALED CASE
OVERALL DIAMETER0.130 INCHES MAXIMUM ALL SEMICONDUCTOR DEVICE DIODE IN
SEMICONDUCTOR MATERIALGERMANIUM ALL SEMICONDUCTOR DEVICE DIODE
MATERIALGLASS ENCLOSURE ALL SEMICONDUCTOR DEVICE DIODE
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT90.0 CELSIUS AMBIENT AIR ALL SEMICONDUCTOR DEVICE DIODE DEGC
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC80.0 MAXIMUM REVERSE VOLTAGE, PEAK ALL SEMICONDUCTOR DEVICE DIODE
CURRENT RATING PER CHARACTERISTIC300.00 MILLIAMPERES MAXIMUM PEAK FORWARD SURGE CURRENT ALL SEMICONDUCTOR DEVICE DIODE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
40116SPC89T100Interchangeable
interchangeable cross-reference
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H8-4-5Interchangeable
interchangeable cross-reference
interchangeable
40810-1PCHSGInterchangeable
interchangeable cross-reference
interchangeable
H844Interchangeable
interchangeable cross-reference
interchangeable
62168Interchangeable
interchangeable cross-reference
interchangeable
D1955Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D1954?
D1954 is a SEMICONDUCTOR DEVICE SET.
What parts can replace D1954?
There are 15 known substitutes for D1954: 40116SPC89T100, H8-4-5, 40810-1PCHSG and 12 more. Substitute compatibility should be verified for your specific system.
Is D1954 still available?
D1954 is currently cancelled.
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