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Technical Data Sheet
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2N5303 ✓ 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: 0.315 INCHES MAXIMUM IN, mounting_method: UNTHREADED HOLE(S), overall_diameter: 0.875 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE, internal_configuration: JUNCTION CONTACT, semiconductor_material: SILICON. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-484-5194, 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
2N5303
NSN: 5961-00-484-5194
FSC: 5961
CAGE: 01295 — TEXAS INSTRUMENTS INCORPORATED (USA)
SPECIFICATIONS
overall_length0.315 INCHES MAXIMUM IN
mounting_methodUNTHREADED HOLE(S)
overall_diameter0.875 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
mounting_facility_quantity2
terminal_type_and_quantity2 PIN
specification/standard_data80131-RELEASE5725 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
internal_junction_configurationNPN
power_rating_per_characteristic200.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
current_rating_per_characteristic7.50 AMPERES MAXIMUM BASE CURRENT, DC AND 20.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
NSN5961-00-484-5194
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 2N5303 MFR OEM TRANSISTOR
KEY FEATURES
•
POWER RATING PER CHARACTERISTIC: 200.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
•
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: COLLECTOR
•
INTERNAL JUNCTION CONFIGURATION: NPN
•
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
OVERALL DIAMETER: 0.875 INCHES MAXIMUM IN
•
MOUNTING FACILITY QUANTITY: 2
•
INTERNAL CONFIGURATION: JUNCTION CONTACT
TECHNICAL CHARACTERISTICS (FLIS)
POWER RATING PER CHARACTERISTIC200.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTOR
INTERNAL JUNCTION CONFIGURATIONNPN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
FEATURES PROVIDEDHERMETICALLY SEALED CASE
OVERALL DIAMETER0.875 INCHES MAXIMUM IN
MOUNTING FACILITY QUANTITY2
INTERNAL CONFIGURATIONJUNCTION CONTACT
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT200.0 CELSIUS JUNCTION DEGC
OVERALL LENGTH0.315 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
2N5301AInterchangeable
interchangeable cross-reference
interchangeable
2N5301Interchangeable
interchangeable cross-reference
interchangeable
1854-0398Interchangeable
interchangeable cross-reference
interchangeable
RELEASE5725Interchangeable
interchangeable cross-reference
interchangeable
2N5302Interchangeable
interchangeable cross-reference
interchangeable
905499-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N5303?
2N5303 is a TRANSISTOR.
What parts can replace 2N5303?
There are 8 known substitutes for 2N5303: 2N5301A, 2N5301, 1854-0398 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2N5303?
2N5303 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-484-5194. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026