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Technical Data Sheet
2N5991 ✓ 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 material: PLASTIC ENCLOSURE, overall_width: 0.505 INCHES MAXIMUM IN, overall_height: 0.135 INCHES MAXIMUM IN, overall_length: 0.645 INCHES MAXIMUM IN, mounting_method: UNTHREADED HOLE(S), special_features: JUNCTION PATTERN ARRANGEMENT: NPN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-081-3430, 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
2N5991
NSN: 5961-01-081-3430
FSC: 5961
CAGE: 80131 — ELECTRONIC INDUSTRIES ASSOCIATION
SPECIFICATIONS
materialPLASTIC ENCLOSURE
overall_width0.505 INCHES MAXIMUM IN
overall_height0.135 INCHES MAXIMUM IN
overall_length0.645 INCHES MAXIMUM IN
mounting_methodUNTHREADED HOLE(S)
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
special_test_featuresTESTED PER BASE TEN SYSTEMS DWG 21810
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
mounting_facility_quantity1
terminal_type_and_quantity3 PIN
specification/standard_data80131-RELEASE6353 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
NSN5961-01-081-3430
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 2N5991 MFR OEM TRANSISTOR
KEY FEATURES
CURRENT RATING PER CHARACTERISTIC: 4.00 AMPERES MAXIMUM BASE CURRENT, DC AND 12.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
MOUNTING FACILITY QUANTITY: 1
SPECIFICATION/STANDARD DATA: 80131-RELEASE6353 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 100.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
MATERIAL: PLASTIC ENCLOSURE
TERMINAL TYPE AND QUANTITY: 3 PIN AND 1 CASE
INTERNAL CONFIGURATION: JUNCTION CONTACT
TECHNICAL CHARACTERISTICS (FLIS)
CURRENT RATING PER CHARACTERISTIC4.00 AMPERES MAXIMUM BASE CURRENT, DC AND 12.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
MOUNTING FACILITY QUANTITY1
OVERALL LENGTH1.308 INCHES MAXIMUM IN
SPECIFICATION/STANDARD DATA80131-RELEASE6353 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC100.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
MATERIALPLASTIC ENCLOSURE
TERMINAL TYPE AND QUANTITY3 PIN AND 1 CASE
INTERNAL CONFIGURATIONJUNCTION CONTACT
POWER RATING PER CHARACTERISTIC100.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: NPN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
2N5986Interchangeable
interchangeable cross-reference
interchangeable
RELEASE6353Interchangeable
interchangeable cross-reference
interchangeable
2N5989Interchangeable
interchangeable cross-reference
interchangeable
2N5988Interchangeable
interchangeable cross-reference
interchangeable
2N5991Interchangeable
interchangeable cross-reference
interchangeable
21810Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N5991?
2N5991 is a TRANSISTOR.
What parts can replace 2N5991?
There are 10 known substitutes for 2N5991: 2N5986, RELEASE6353, 2N5989 and 7 more. Substitute compatibility should be verified for your specific system.
Is 2N5991 still available?
2N5991 is currently cancelled.
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