PartsTable
Technical Data Sheet
2N4905 ✓ 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 TRANSISTOR is a the manufacturer industrial component. Key specifications include overall_length: 0.450 INCHES MAXIMUM IN, mounting_method: UNTHREADED HOLE(S), overall_diameter: 0.875 INCHES MAXIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: PNP, features_provided: HERMETICALLY SEALED CASE, internal_configuration: JUNCTION CONTACT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-407-0189, 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
2N4905
NSN: 5961-00-407-0189
FSC: 5961
CAGE: C7191 — ADELCO ELEKTRONIK GMBH (DEU)
SPECIFICATIONS
overall_length0.450 INCHES MAXIMUM IN
mounting_methodUNTHREADED HOLE(S)
overall_diameter0.875 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: PNP
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
mounting_facility_quantity2
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
specification/standard_data80131-RELEASE5443 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
power_rating_per_characteristic87.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
current_rating_per_characteristic1.00 AMPERES MAXIMUM BASE CURRENT, DC AND 5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
NSN5961-00-407-0189
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 2N4905 MFR OEM TRANSISTOR
KEY FEATURES
MOUNTING METHOD: UNTHREADED HOLE(S)
POWER RATING PER CHARACTERISTIC: 87.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
MOUNTING FACILITY QUANTITY: 2
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 200.0 CELSIUS JUNCTION DEGC
SEMICONDUCTOR MATERIAL: SILICON
SPECIFICATION/STANDARD DATA: 80131-RELEASE5443 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.450 INCHES MAXIMUM IN
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: PNP
MOUNTING METHODUNTHREADED HOLE(S)
POWER RATING PER CHARACTERISTIC87.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
MOUNTING FACILITY QUANTITY2
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT200.0 CELSIUS JUNCTION DEGC
SEMICONDUCTOR MATERIALSILICON
SPECIFICATION/STANDARD DATA80131-RELEASE5443 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
OVERALL DIAMETER0.875 INCHES MAXIMUM IN
CURRENT RATING PER CHARACTERISTIC1.00 AMPERES MAXIMUM BASE CURRENT, DC AND 5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
2N4902Interchangeable
interchangeable cross-reference
interchangeable
10001560Interchangeable
interchangeable cross-reference
interchangeable
28461-32011Interchangeable
interchangeable cross-reference
interchangeable
2N4899AInterchangeable
interchangeable cross-reference
interchangeable
2N4899Interchangeable
interchangeable cross-reference
interchangeable
271SEA4903Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N4905?
2N4905 is a TRANSISTOR.
What parts can replace 2N4905?
There are 22 known substitutes for 2N4905: 2N4902, 10001560, 28461-32011 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2N4905?
2N4905 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-407-0189. This indicates validated use in U.S. government and defense supply chains.
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