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Technical Data Sheet
PartsTable / COMPONENT / SM-B-620782
SM-B-620782 ✓ 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: 0.330 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 0.440 INCHES MAXIMUM IN, overall_diameter: 0.650 INCHES MAXIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: PNP, features_provided: HERMETICALLY SEALED CASE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-157-0449, 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
SM-B-620782
NSN: 5961-01-157-0449
FSC: 5961
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
overall_length0.330 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length0.440 INCHES MAXIMUM IN
overall_diameter0.650 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: PNP
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialGERMANIUM
terminal_circle_diameter0.146 INCHES MAXIMUM IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
power_rating_per_characteristic7.5 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
current_rating_per_characteristic0.25 MILLIAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN
NSN5961-01-157-0449
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 SM-B-620782 MFR OEM TRANSISTOR
KEY FEATURES
•
MOUNTING METHOD: TERMINAL
•
SEMICONDUCTOR MATERIAL: GERMANIUM
•
CURRENT RATING PER CHARACTERISTIC: 0.25 MILLIAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
OVERALL DIAMETER: 0.650 INCHES MAXIMUM IN
•
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: COLLECTOR
•
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 45.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 20.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 35.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC WITH BASE SHORT-CIRCUITED TO EMITTER
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING METHODTERMINAL
SEMICONDUCTOR MATERIALGERMANIUM
CURRENT RATING PER CHARACTERISTIC0.25 MILLIAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: PNP
FEATURES PROVIDEDHERMETICALLY SEALED CASE
OVERALL DIAMETER0.650 INCHES MAXIMUM IN
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTOR
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC45.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 20.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 35.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC WITH BASE SHORT-CIRCUITED TO EMITTER
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
INTERNAL CONFIGURATIONJUNCTION CONTACT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
JAN2N1183AAInterchangeable
interchangeable cross-reference
interchangeable
2N1183Interchangeable
interchangeable cross-reference
interchangeable
MILS19500-143Interchangeable
interchangeable cross-reference
interchangeable
345-123-002Interchangeable
interchangeable cross-reference
interchangeable
1850-0064Interchangeable
interchangeable cross-reference
interchangeable
JAN2N1183AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SM-B-620782?
SM-B-620782 is a TRANSISTOR.
What parts can replace SM-B-620782?
There are 8 known substitutes for SM-B-620782: JAN2N1183AA, 2N1183, MILS19500-143 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SM-B-620782?
SM-B-620782 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-157-0449. 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