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Technical Data Sheet
2N4861A ✓ 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: 0.179 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 0.500 INCHES MINIMUM IN, overall_diameter: 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE, internal_configuration: FIELD EFFECT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-365-8832, 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
2N4861A
NSN: 5961-00-365-8832
FSC: 5961
CAGE: 80131 — ELECTRONIC INDUSTRIES ASSOCIATION
SPECIFICATIONS
overall_length0.179 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
overall_diameter0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
internal_configurationFIELD EFFECT
semiconductor_materialSILICON
terminal_circle_diameter0.100 INCHES NOMINAL IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
specification/standard_data81349-MIL-S-19500/385 GOVERNMENT SPECIFICATION
power_rating_per_characteristic360.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
current_rating_per_characteristic50.00 MILLIAMPERES MAXIMUM GATE CURRENT
NSN5961-00-365-8832
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 2N4861A MFR OEM TRANSISTOR
KEY FEATURES
CURRENT RATING PER CHARACTERISTIC: 50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
POWER RATING PER CHARACTERISTIC: 360.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
TERMINAL LENGTH: 0.500 INCHES MINIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 30.0 MAXIMUM BREAKDOWN VOLTAGE, DRAIN-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE
OVERALL DIAMETER: 0.230 INCHES MAXIMUM IN
SEMICONDUCTOR MATERIAL: SILICON
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD
TECHNICAL CHARACTERISTICS (FLIS)
CURRENT RATING PER CHARACTERISTIC50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
POWER RATING PER CHARACTERISTIC360.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
OVERALL LENGTH0.210 INCHES MAXIMUM IN
TERMINAL LENGTH0.500 INCHES MINIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC30.0 MAXIMUM BREAKDOWN VOLTAGE, DRAIN-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE
OVERALL DIAMETER0.230 INCHES MAXIMUM IN
SEMICONDUCTOR MATERIALSILICON
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
INTERNAL CONFIGURATIONFIELD EFFECT
SPECIFICATION/STANDARD DATA80131-RELEASE5715 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
RELEASE5715Interchangeable
interchangeable cross-reference
interchangeable
2N4856AInterchangeable
interchangeable cross-reference
interchangeable
V3326Z4856X1Interchangeable
interchangeable cross-reference
interchangeable
6L.5512.510.00-117828Interchangeable
interchangeable cross-reference
interchangeable
2N4861Interchangeable
interchangeable cross-reference
interchangeable
820075-001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N4861A?
2N4861A is a TRANSISTOR.
What parts can replace 2N4861A?
There are 10 known substitutes for 2N4861A: RELEASE5715, 2N4856A, V3326Z4856X1 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2N4861A?
2N4861A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-365-8832. This indicates validated use in U.S. government and defense supply chains.
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