PartsTable
Technical Data Sheet
JANS2N3997 ✓ 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: 0.955 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S), special_features: JUNCTION PATTERN ARRANGEMENT: NPN, features_provided: HERMETICALLY SEALED CASE AND QUALITY ASSURANCE LEVEL S, nominal_thread_size: 0.190 INCHES IN, internal_configuration: JUNCTION CONTACT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-235-2204, 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
JANS2N3997
NSN: 5961-01-235-2204
FSC: 5961
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
overall_length0.955 INCHES MAXIMUM IN
transfer_ratio80.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER AND 240.0 MAXIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
mounting_methodTHREADED STUD(S)
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
features_providedHERMETICALLY SEALED CASE AND QUALITY ASSURANCE LEVEL S
nominal_thread_size0.190 INCHES IN
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
thread_series_designatorUNF
mounting_facility_quantity1
overall_width_across_flats0.437 INCHES MAXIMUM IN
terminal_type_and_quantity3 TAB, SOLDER LUG
NSN5961-01-235-2204
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 JANS2N3997 MFR OEM TRANSISTOR
KEY FEATURES
NOMINAL THREAD SIZE: 0.190 INCHES IN
POWER RATING PER CHARACTERISTIC: 30.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
THREAD SERIES DESIGNATOR: UNF
TERMINAL TYPE AND QUANTITY: 3 TAB, SOLDER LUG
TEST DATA DOCUMENT: 81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
INTERNAL CONFIGURATION: JUNCTION CONTACT
TRANSFER RATIO: 80.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER AND 240.0 MAXIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.190 INCHES IN
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: NPN
POWER RATING PER CHARACTERISTIC30.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
THREAD SERIES DESIGNATORUNF
TERMINAL TYPE AND QUANTITY3 TAB, SOLDER LUG
TEST DATA DOCUMENT81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
INTERNAL CONFIGURATIONJUNCTION CONTACT
TRANSFER RATIO80.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER AND 240.0 MAXIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 8.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
OVERALL WIDTH ACROSS FLATS0.437 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
JAN2N3997AInterchangeable
interchangeable cross-reference
interchangeable
MILS19500-374Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-19500/374Interchangeable
interchangeable cross-reference
interchangeable
JAN2N3998Interchangeable
interchangeable cross-reference
interchangeable
JAN2N3998AInterchangeable
interchangeable cross-reference
interchangeable
MIL-S-19500/374Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is JANS2N3997?
JANS2N3997 is a TRANSISTOR.
What parts can replace JANS2N3997?
There are 19 known substitutes for JANS2N3997: JAN2N3997A, MILS19500-374, MIL-PRF-19500/374 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for JANS2N3997?
JANS2N3997 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-235-2204. This indicates validated use in U.S. government and defense supply chains.
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