PartsTable
Technical Data Sheet
2N4903 ✓ 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 overall_width: 0.990 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN, overall_height: 0.270 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN, overall_length: 1.439 INCHES MINIMUM AND 1.573 INCHES MAXIMUM IN, mounting_method: UNTHREADED HOLE(S), terminal_length: 0.312 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: PNP. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-408-0519, 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
2N4903
NSN: 5961-00-408-0519
FSC: 5961
CAGE: 30043 — SOLID STATE DEVICES, INC (USA)
SPECIFICATIONS
overall_width0.990 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN
overall_height0.270 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
overall_length1.439 INCHES MINIMUM AND 1.573 INCHES MAXIMUM IN
mounting_methodUNTHREADED HOLE(S)
terminal_length0.312 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: PNP
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
mounting_facility_quantity2
terminal_type_and_quantity2 PIN AND 1 CASE
specification/standard_data81349-MIL-PRF-19500/379 GOVERNMENT SPECIFICATION
NSN5961-00-408-0519
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 2N4903 MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
SPECIFICATION/STANDARD DATA: 80131-RELEASE5443 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD AND 1 CASE
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: COLLECTOR
MOUNTING METHOD: UNTHREADED HOLE(S)
TECHNICAL CHARACTERISTICS (FLIS)
SPECIFICATION/STANDARD DATA80131-RELEASE5443 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
OVERALL LENGTH1.573 INCHES MAXIMUM IN
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: PNP
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD AND 1 CASE
OVERALL WIDTH1.050 INCHES MAXIMUM IN
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTOR
OVERALL HEIGHT0.450 INCHES MAXIMUM IN
MOUNTING METHODUNTHREADED HOLE(S)
MOUNTING FACILITY QUANTITY2
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC80.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
2N4902Interchangeable
interchangeable cross-reference
interchangeable
10001560Interchangeable
interchangeable cross-reference
interchangeable
5319Interchangeable
interchangeable cross-reference
interchangeable
6-15-33Interchangeable
interchangeable cross-reference
interchangeable
K6-15-33Interchangeable
interchangeable cross-reference
interchangeable
28461-32011Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N4903?
2N4903 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 2N4903?
There are 25 known substitutes for 2N4903: 2N4902, 10001560, 5319 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2N4903?
2N4903 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-408-0519. This indicates validated use in U.S. government and defense supply chains.
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