PartsTable
Technical Data Sheet
SJ1945 ✓ 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_width: 1.050 INCHES MAXIMUM IN, overall_height: 0.450 INCHES MAXIMUM IN, overall_length: 1.573 INCHES MAXIMUM IN, mounting_method: UNTHREADED HOLE(S), terminal_length: 0.312 INCHES MINIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: NPN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-051-8616, 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
SJ1945
NSN: 5961-01-051-8616
FSC: 5961
CAGE: 04713 — FREESCALE SEMICONDUCTOR, INC. (USA)
SPECIFICATIONS
overall_width1.050 INCHES MAXIMUM IN
overall_height0.450 INCHES MAXIMUM IN
overall_length1.573 INCHES MAXIMUM IN
mounting_methodUNTHREADED HOLE(S)
terminal_length0.312 INCHES MINIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
mounting_facility_quantity2
terminal_type_and_quantity1 CASE AND 2 PIN
power_rating_per_characteristic125.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
current_rating_per_characteristic4.00 AMPERES MAXIMUM BASE CURRENT, DC AND 8.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
NSN5961-01-051-8616
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 SJ1945 MFR OEM TRANSISTOR
KEY FEATURES
TERMINAL LENGTH: 0.312 INCHES MINIMUM IN
MOUNTING FACILITY QUANTITY: 2
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: COLLECTOR
TERMINAL TYPE AND QUANTITY: 1 CASE AND 2 PIN
TEST DATA DOCUMENT: 81349-MIL-PRF-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.).
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.573 INCHES MAXIMUM IN
TERMINAL LENGTH0.312 INCHES MINIMUM IN
OVERALL WIDTH1.050 INCHES MAXIMUM IN
MOUNTING FACILITY QUANTITY2
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTOR
OVERALL HEIGHT0.450 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY1 CASE AND 2 PIN
TEST DATA DOCUMENT81349-MIL-PRF-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.).
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT200.0 CELSIUS JUNCTION DEGC
POWER RATING PER CHARACTERISTIC125.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
167-0057-001Interchangeable
interchangeable cross-reference
interchangeable
2N6307Interchangeable
interchangeable cross-reference
interchangeable
2N6308Interchangeable
interchangeable cross-reference
interchangeable
3065457-2Interchangeable
interchangeable cross-reference
interchangeable
EIA6370AInterchangeable
interchangeable cross-reference
interchangeable
JAN2N6308Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SJ1945?
SJ1945 is a TRANSISTOR.
What parts can replace SJ1945?
There are 18 known substitutes for SJ1945: 167-0057-001, 2N6307, 2N6308 and 15 more. Substitute compatibility should be verified for your specific system.
Is SJ1945 still available?
SJ1945 is currently cancelled.
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