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Technical Data Sheet
2N1522 ✓ 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: 0.520 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S), overall_diameter: 1.250 INCHES MAXIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: PNP, features_provided: HERMETICALLY SEALED CASE, nominal_thread_size: 0.190 INCHES IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-188-8178, 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
2N1522
NSN: 5961-00-188-8178
FSC: 5961
CAGE: 80131 — ELECTRONIC INDUSTRIES ASSOCIATION
SPECIFICATIONS
overall_length0.520 INCHES MAXIMUM IN
mounting_methodTHREADED STUD(S)
overall_diameter1.250 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: PNP
features_providedHERMETICALLY SEALED CASE
nominal_thread_size0.190 INCHES IN
internal_configurationJUNCTION CONTACT
semiconductor_materialGERMANIUM
thread_series_designatorUNF
mounting_facility_quantity1
terminal_type_and_quantity1 SOLDER STUD AND 2 TAB, SOLDER LUG
specification/standard_data80131-RELEASE2828 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
NSN5961-00-188-8178
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 2N1522 MFR OEM TRANSISTOR
KEY FEATURES
MOUNTING METHOD: THREADED STUD(S)
INTERNAL CONFIGURATION: JUNCTION CONTACT
FEATURES PROVIDED: HERMETICALLY SEALED CASE
THREAD SERIES DESIGNATOR: UNF
SPECIFICATION/STANDARD DATA: 80131-RELEASE2828 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
NOMINAL THREAD SIZE: 0.190 INCHES IN
TERMINAL TYPE AND QUANTITY: 3 TAB, SOLDER LUG
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 50.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING METHODTHREADED STUD(S)
INTERNAL CONFIGURATIONJUNCTION CONTACT
FEATURES PROVIDEDHERMETICALLY SEALED CASE
THREAD SERIES DESIGNATORUNF
SPECIFICATION/STANDARD DATA80131-RELEASE2828 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
NOMINAL THREAD SIZE0.190 INCHES IN
TERMINAL TYPE AND QUANTITY3 TAB, SOLDER LUG
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC50.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
OVERALL LENGTH0.520 INCHES MAXIMUM IN
POWER RATING PER CHARACTERISTIC70.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
2N1522Interchangeable
interchangeable cross-reference
interchangeable
SM-B-540686Interchangeable
interchangeable cross-reference
interchangeable
103120Interchangeable
interchangeable cross-reference
interchangeable
2N1519Interchangeable
interchangeable cross-reference
interchangeable
RELEASE2828Interchangeable
interchangeable cross-reference
interchangeable
SM-B-540686-1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N1522?
2N1522 is a TRANSISTOR.
What parts can replace 2N1522?
There are 6 known substitutes for 2N1522: 2N1522, SM-B-540686, 103120 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2N1522?
2N1522 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-188-8178. This indicates validated use in U.S. government and defense supply chains.
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