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ST1046 — TRANSFORMER,SPECIAL

✓ Government record, cited
— · SFP TRANSCEIVER
PRODUCT OVERVIEW

ST1046: TRANSFORMER,SPECIAL.

The TRANSFORMER,SPECIAL is a the manufacturer industrial component. Key specifications include overall_length: 0.210 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 0.500 INCHES MINIMUM IN, overall_diameter: 0.230 INCHES MAXIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: NPN, internal_configuration: JUNCTION CONTACT. This part is cataloged in the U.S.

Government catalog under NSN 5961-00-051-5975, 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
ST1046
NSN: 5961-00-051-5975
NIINs: 000515975, 003570194
FSC: 5961 — Semiconductor Devices and Associated Hardware
CAGE: 04713 — FREESCALE SEMICONDUCTOR, INC. (USA)
SPECIFICATIONS
overall_length0.210 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
overall_diameter0.230 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_circle_diameter0.100 INCHES NOMINAL IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
specification/standard_data80131-RELEASE4041 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
power_rating_per_characteristic360.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
current_rating_per_characteristic50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
NSN5961-00-051-5975
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 ST1046 MFR OEM TRANSFORMER,SPECIAL
KEY FEATURES
•
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
•
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 200.0 CELSIUS JUNCTION DEGC
•
OVERALL DIAMETER: 0.230 INCHES MAXIMUM IN
•
TERMINAL LENGTH: 0.500 INCHES MINIMUM IN
•
MOUNTING METHOD: TERMINAL
•
SEMICONDUCTOR MATERIAL: SILICON
•
INTERNAL CONFIGURATION: JUNCTION CONTACT
TECHNICAL CHARACTERISTICS
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT200.0 CELSIUS JUNCTION DEGC
OVERALL DIAMETER0.230 INCHES MAXIMUM IN
TERMINAL LENGTH0.500 INCHES MINIMUM IN
MOUNTING METHODTERMINAL
SEMICONDUCTOR MATERIALSILICON
OVERALL LENGTH0.210 INCHES MAXIMUM IN
INTERNAL CONFIGURATIONJUNCTION CONTACT
CURRENT RATING PER CHARACTERISTIC50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
SPECIFICATION/STANDARD DATA80131-RELEASE4041 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
SUBSTITUTES & CROSS-REFERENCES 7
151-0126-00Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2N2484Reference document
Same NSN cross-reference
Reference document — Secondary reference
151-126Reference document
Same NSN cross-reference
Reference document — Secondary reference
41175-134-0Reference document
Same NSN cross-reference
Reference document — Secondary reference
SS20023-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
531-231-056Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST1046?
ST1046 is a TRANSFORMER,SPECIAL.
What parts can replace ST1046?
There are 7 known substitutes for ST1046: 151-0126-00, 2N2484, 151-126 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ST1046?
ST1046 is cataloged in the U.S. Government catalog under NSN 5961-00-051-5975. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.