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Technical Data Sheet

1854-0251 — Network Technical Data

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· 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: 24.790 INCHES NOMINAL IN, metering_valves: NOT PROVIDED, mounting_method: TERMINAL, terminal_length: 0.500 INCHES MINIMUM IN, overall_diameter: 0.220 INCHES NOMINAL IN, special_features: JUNCTION PATTERN ARRANGEMENT: NPN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-491-6604, 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
1854-0251
NSN: 5961-00-491-6604
FSC: 5961
CAGE: 28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)
SPECIFICATIONS
overall_length24.790 INCHES NOMINAL IN
metering_valvesNOT PROVIDED
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
overall_diameter0.220 INCHES NOMINAL IN
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
features_providedHERMETICALLY SEALED CASE
connection_diameter0.750 INCHES NOMINAL AND 1.500 INCHES NOMINAL IN
connection_quantity3
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_circle_diameter0.100 INCHES NOMINAL IN
NSN5961-00-491-6604
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 1854-0251 MFR OEM TRANSISTOR
KEY FEATURES
MOUNTING METHOD: TERMINAL
POWER RATING PER CHARACTERISTIC: 360.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
INTERNAL CONFIGURATION: JUNCTION CONTACT
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: -15.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND -20.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, WITH SPECIFIED RESISTANCE BETWEEN BASE AND EMITTER
SEMICONDUCTOR MATERIAL: SILICON
TERMINAL CIRCLE DIAMETER: 0.100 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING METHODTERMINAL
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: NPN
POWER RATING PER CHARACTERISTIC360.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
INTERNAL CONFIGURATIONJUNCTION CONTACT
OVERALL LENGTH0.188 INCHES NOMINAL IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC-15.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND -20.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, WITH SPECIFIED RESISTANCE BETWEEN BASE AND EMITTER
SEMICONDUCTOR MATERIALSILICON
TERMINAL CIRCLE DIAMETER0.100 INCHES NOMINAL IN
TERMINAL LENGTH0.500 INCHES MINIMUM IN
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
10086307Interchangeable
interchangeable cross-reference
interchangeable
A-A-1351Interchangeable
interchangeable cross-reference
interchangeable
CW071Interchangeable
interchangeable cross-reference
interchangeable
SS2052Interchangeable
Same NIIN cross-reference
interchangeable
S20109Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1854-0251?
1854-0251 is a TRANSISTOR.
What parts can replace 1854-0251?
There are 5 known substitutes for 1854-0251: 10086307, A-A-1351, CW071 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1854-0251?
1854-0251 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-491-6604. This indicates validated use in U.S. government and defense supply chains.
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