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Technical Data Sheet
4705989 ✓ 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: 0.450 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 0.595 INCHES MINIMUM IN, overall_diameter: 0.330 INCHES MAXIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: NPN, 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 5961-01-050-5983, 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
4705989
NSN: 5961-01-050-5983
FSC: 5961
CAGE: 21793 — ASTRONICS TEST SYSTEMS INC (USA)
SPECIFICATIONS
overall_length0.450 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length0.595 INCHES MINIMUM IN
overall_diameter0.330 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
specification/standard_data80131-RELEASE6353 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
power_rating_per_characteristic100.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
current_rating_per_characteristic4.00 AMPERES MAXIMUM BASE CURRENT, DC AND 12.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
NSN5961-01-050-5983
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 4705989 MFR OEM TRANSISTOR
KEY FEATURES
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: COLLECTOR
TERMINAL LENGTH: 0.595 INCHES MINIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
SEMICONDUCTOR MATERIAL: SILICON
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD
OVERALL DIAMETER: 0.330 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTOR
TERMINAL LENGTH0.595 INCHES MINIMUM IN
OVERALL LENGTH0.450 INCHES MAXIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
SEMICONDUCTOR MATERIALSILICON
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: NPN
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
OVERALL DIAMETER0.330 INCHES MAXIMUM IN
FEATURES PROVIDEDHERMETICALLY SEALED CASE
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT165.0 CELSIUS JUNCTION DEGC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
2N5986Interchangeable
interchangeable cross-reference
interchangeable
RELEASE6353Interchangeable
interchangeable cross-reference
interchangeable
2N5991Interchangeable
interchangeable cross-reference
interchangeable
3082155-005Interchangeable
interchangeable cross-reference
interchangeable
3@Interchangeable
interchangeable cross-reference
interchangeable
2N5988Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4705989?
4705989 is a TRANSISTOR.
What parts can replace 4705989?
There are 7 known substitutes for 4705989: 2N5986, RELEASE6353, 2N5991 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4705989?
4705989 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-050-5983. This indicates validated use in U.S. government and defense supply chains.
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