PartsTable
Technical Data Sheet
VF4391 ✓ 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: 0.210 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 0.500 INCHES MINIMUM IN, overall_diameter: 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 5961-00-227-4079, 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
VF4391
NSN: 5961-00-227-4079
FSC: 5961
CAGE: 21066 — WAYNE KERR ELECTRONICS INC (USA)
SPECIFICATIONS
overall_length0.210 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
overall_diameter0.230 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
power_rating_per_characteristic1.8 WATTS MAXIMUM TOTAL POWER DISSIPATION
current_rating_per_characteristic50.00 MILLIAMPERES MAXIMUM GATE CURRENT
voltage_rating_in_volts_per_characteristic20.0 MAXIMUM DRAIN TO SOURCE VOLTAGE AND 40.0 MAXIMUM GATE TO SOURCE VOLTAGE
NSN5961-00-227-4079
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 VF4391 MFR OEM TRANSISTOR
KEY FEATURES
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 20.0 MAXIMUM DRAIN TO SOURCE VOLTAGE AND 40.0 MAXIMUM GATE TO SOURCE VOLTAGE
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: COLLECTOR
OVERALL DIAMETER: 0.230 INCHES MAXIMUM IN
INTERNAL CONFIGURATION: FIELD EFFECT
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD
FEATURES PROVIDED: HERMETICALLY SEALED CASE
SEMICONDUCTOR MATERIAL: SILICON
TECHNICAL CHARACTERISTICS (FLIS)
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC20.0 MAXIMUM DRAIN TO SOURCE VOLTAGE AND 40.0 MAXIMUM GATE TO SOURCE VOLTAGE
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTOR
OVERALL DIAMETER0.230 INCHES MAXIMUM IN
INTERNAL CONFIGURATIONFIELD EFFECT
OVERALL LENGTH0.210 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
FEATURES PROVIDEDHERMETICALLY SEALED CASE
SEMICONDUCTOR MATERIALSILICON
POWER RATING PER CHARACTERISTIC1.8 WATTS MAXIMUM TOTAL POWER DISSIPATION
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATIONTO-18
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
657991Interchangeable
interchangeable cross-reference
interchangeable
0001-0068.333Interchangeable
interchangeable cross-reference
interchangeable
804889Interchangeable
interchangeable cross-reference
interchangeable
67C700018-1Interchangeable
interchangeable cross-reference
interchangeable
2N4391-2Interchangeable
interchangeable cross-reference
interchangeable
2N4391/750Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is VF4391?
VF4391 is a TRANSISTOR.
What parts can replace VF4391?
There are 11 known substitutes for VF4391: 657991, 0001-0068.333, 804889 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for VF4391?
VF4391 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-227-4079. This indicates validated use in U.S. government and defense supply chains.
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