PartsTable
Technical Data Sheet
2N489B ✓ 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: 0.260 INCHES NOMINAL IN, mounting_method: TERMINAL, terminal_length: 1.500 INCHES MINIMUM IN, overall_diameter: 0.370 INCHES NOMINAL IN, special_features: JUNCTION PATTERN ARRANGEMENT: NPN, features_provided: HERMETICALLY SEALED CASE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-777-6536, 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
2N489B
NSN: 5961-00-777-6536
FSC: 5961
CAGE: K0461 — RAYTHEON SYSTEMS LTD (WEAPONS SUPPORT GROUP) (GBR)
SPECIFICATIONS
overall_length0.260 INCHES NOMINAL IN
mounting_methodTERMINAL
terminal_length1.500 INCHES MINIMUM IN
overall_diameter0.370 INCHES NOMINAL IN
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_circle_diameter0.200 INCHES NOMINAL IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
specification/standard_data80131-RELEASE3648 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
power_rating_per_characteristic450.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
NSN5961-00-777-6536
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 2N489B MFR OEM TRANSISTOR
KEY FEATURES
SPECIFICATION/STANDARD DATA: 80131-RELEASE3648 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
TERMINAL LENGTH: 1.500 INCHES MINIMUM IN
SEMICONDUCTOR MATERIAL: SILICON
FEATURES PROVIDED: HERMETICALLY SEALED CASE
POWER RATING PER CHARACTERISTIC: 450.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
TERMINAL CIRCLE DIAMETER: 0.200 INCHES NOMINAL IN
OVERALL DIAMETER: 0.370 INCHES NOMINAL IN
MOUNTING METHOD: TERMINAL
TECHNICAL CHARACTERISTICS (FLIS)
SPECIFICATION/STANDARD DATA80131-RELEASE3648 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
TERMINAL LENGTH1.500 INCHES MINIMUM IN
SEMICONDUCTOR MATERIALSILICON
FEATURES PROVIDEDHERMETICALLY SEALED CASE
POWER RATING PER CHARACTERISTIC450.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
TERMINAL CIRCLE DIAMETER0.200 INCHES NOMINAL IN
OVERALL DIAMETER0.370 INCHES NOMINAL IN
MOUNTING METHODTERMINAL
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: NPN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
2N491BInterchangeable
interchangeable cross-reference
interchangeable
RELEASE4064Interchangeable
interchangeable cross-reference
interchangeable
RELEASE 3648Interchangeable
interchangeable cross-reference
interchangeable
2N494BInterchangeable
interchangeable cross-reference
interchangeable
JANTX2N494BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N489B?
2N489B is a TRANSISTOR.
What parts can replace 2N489B?
There are 5 known substitutes for 2N489B: 2N491B, RELEASE4064, RELEASE 3648 and 2 more. Substitute compatibility should be verified for your specific system.
Is 2N489B still available?
2N489B is currently cancelled.
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