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Technical Data Sheet
IRFF9120 ✓ 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: 0.160 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 0.500 INCHES MINIMUM IN, overall_diameter: 0.350 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE AND ELECTROSTATIC SENSITIVE, 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 5961-01-221-8227, 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
IRFF9120
NSN: 5961-01-221-8227
FSC: 5961
CAGE: 81483 — INFINEON TECHNOLOGIES AMERICAS CORP (USA)
SPECIFICATIONS
overall_length0.160 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
overall_diameter0.350 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE AND ELECTROSTATIC SENSITIVE
internal_configurationFIELD EFFECT
semiconductor_materialSILICON
terminal_circle_diameter0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
specification/standard_data81349-MIL-PRF-19500/563 GOVERNMENT SPECIFICATION
power_rating_per_characteristic20.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
current_rating_per_characteristic-16.00 AMPERES MAXIMUM OFF-STATE CURRENT, PEAK AND -4.00 AMPERES MAXIMUM DRAIN CURRENT
NSN5961-01-221-8227
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 IRFF9120 MFR OEM TRANSISTOR
KEY FEATURES
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD
TERMINAL CIRCLE DIAMETER: 0.205 INCHES MAXIMUM IN
SEMICONDUCTOR MATERIAL: SILICON
OVERALL DIAMETER: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
POWER RATING PER CHARACTERISTIC: 20.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 125.0 CELSIUS JUNCTION DEGC
TEST DATA DOCUMENT: 24587-04ES053 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
TERMINAL CIRCLE DIAMETER0.205 INCHES MAXIMUM IN
SEMICONDUCTOR MATERIALSILICON
OVERALL LENGTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
OVERALL DIAMETER0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
POWER RATING PER CHARACTERISTIC20.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT125.0 CELSIUS JUNCTION DEGC
TEST DATA DOCUMENT24587-04ES053 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
MOUNTING METHODTERMINAL
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATIONTO-39
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
25Interchangeable
interchangeable cross-reference
interchangeable
ESL693084Interchangeable
interchangeable cross-reference
interchangeable
10133377Interchangeable
interchangeable cross-reference
interchangeable
JANTX2N6845Interchangeable
interchangeable cross-reference
interchangeable
10130045Interchangeable
interchangeable cross-reference
interchangeable
IRFF9121Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is IRFF9120?
IRFF9120 is a TRANSISTOR.
What parts can replace IRFF9120?
There are 10 known substitutes for IRFF9120: 25, ESL693084, 10133377 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for IRFF9120?
IRFF9120 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-221-8227. This indicates validated use in U.S. government and defense supply chains.
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