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Technical Data Sheet
PartsTable / COMPONENT / ST1023H
ST1023H ✓ 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: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 1.500 INCHES MINIMUM IN, overall_diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE, 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 5961-01-057-0062, 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
ST1023H
NSN: 5961-01-057-0062
FSC: 5961
CAGE: 04713 — FREESCALE SEMICONDUCTOR, INC. (USA)
SPECIFICATIONS
overall_length0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length1.500 INCHES MINIMUM IN
overall_diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_circle_diameter0.200 INCHES NOMINAL IN
terminal_type_and_quantity3 INSULATED WIRE LEAD
internal_junction_configurationNPN
power_rating_per_characteristic5.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
current_rating_per_characteristic50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
NSN5961-01-057-0062
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 ST1023H MFR OEM TRANSISTOR
KEY FEATURES
•
CURRENT RATING PER CHARACTERISTIC: 50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
•
POWER RATING PER CHARACTERISTIC: 5.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
•
INTERNAL CONFIGURATION: JUNCTION CONTACT
•
SEMICONDUCTOR MATERIAL: SILICON
•
INTERNAL JUNCTION CONFIGURATION: NPN
•
OVERALL DIAMETER: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
•
TERMINAL TYPE AND QUANTITY: 3 INSULATED WIRE LEAD
TECHNICAL CHARACTERISTICS (FLIS)
CURRENT RATING PER CHARACTERISTIC50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
POWER RATING PER CHARACTERISTIC5.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
INTERNAL CONFIGURATIONJUNCTION CONTACT
SEMICONDUCTOR MATERIALSILICON
INTERNAL JUNCTION CONFIGURATIONNPN
OVERALL DIAMETER0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY3 INSULATED WIRE LEAD
OVERALL LENGTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
TERMINAL LENGTH1.500 INCHES MINIMUM IN
TERMINAL CIRCLE DIAMETER0.200 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
JAN2N3439LInterchangeable
interchangeable cross-reference
interchangeable
JAN2N3439Interchangeable
interchangeable cross-reference
interchangeable
207026P1Interchangeable
interchangeable cross-reference
interchangeable
10041587Interchangeable
interchangeable cross-reference
interchangeable
2N3439Interchangeable
interchangeable cross-reference
interchangeable
579R939H02Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ST1023H?
ST1023H is a TRANSISTOR.
What parts can replace ST1023H?
There are 17 known substitutes for ST1023H: JAN2N3439L, JAN2N3439, 207026P1 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ST1023H?
ST1023H is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-057-0062. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026