PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MCT2Coupler,optoelectronic

Fairchild Semiconductor Sarl · NSN 5980-01-222-9279 · FSC 5980 · Light Emitting Diode
Verified by PartsTable
NSN 5980-01-222-9279 — this item is cataloged by the U.S. Government under National Stock Number 5980-01-222-9279. Primary manufacturer part number: MCT2.
Features
  • Coupler,optoelectronic — FSC 5980
  • General Characteristics Item Description: PHOTOTRANSISTOR COUPLED PAIR; REVERSE VOLTAGE 3.0 VOLTS; PEAK FORWARD CURRENT 3.0 AMPS; POWER DISSIPATION 100.0 MW; OPERATING TEMPERATURE RANGE FROM MINUS 55.0 DEGREE CELSIUS TO PLUS 100.0 DEGREE CELSIUS; 0.340 IN. LG; 0.120 IN. H; 0.250 IN. W; PLASTIC CASE ENCLOSURE IN
  • Storage Temp Range: -55.0 TO 150.0 CELSIUS DEGC
  • 9 verified cross-references
  • Primary manufacturer: Fairchild Semiconductor Sarl
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,optoelectronic, cataloged under National Stock Number 5980-01-222-9279, is classified within Federal Supply Class 5980 (Light Emitting Diode) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Fairchild Semiconductor Sarl. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5980-01-222-9279
Primary Part NumberMCT2
Item NameCoupler,optoelectronic
FSC / FSG5980 / 59 — Light Emitting Diode
ManufacturerFairchild Semiconductor Sarl
StatusACTIVE
General Characteristics Item DescriptionPHOTOTRANSISTOR COUPLED PAIR; REVERSE VOLTAGE 3.0 VOLTS; PEAK FORWARD CURRENT 3.0 AMPS; POWER DISSIPATION 100.0 MW; OPERATING TEMPERATURE RANGE FROM MINUS 55.0 DEGREE CELSIUS TO PLUS 100.0 DEGREE CELSIUS; 0.340 IN. LG; 0.120 IN. H; 0.250 IN. W; PLASTIC CASE ENCLOSURE IN
Storage Temp Range-55.0 TO 150.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5961-00-468-8427247AS-C1848-002 INTERCHANGEABLE
Semiconductor Devices,unitized
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5980-01-031-6845054-1072 INTERCHANGEABLE
Coupler,optoelectronic
Siemens Microelectronics Inc Optoelectronics Div
5961-01-136-1248MCT2 INTERCHANGEABLE
Semiconductor Device Assembly
Kummer Freres
5962-01-137-3680 INTERCHANGEABLE
Microcircuit,linear
5980-01-183-9564 INTERCHANGEABLE
Display,optoelectronic
5961-01-360-6816 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
MCT2 Fairchild Semiconductor Sarl (FRA)
054-1072-1 Dit-Mco International Llc (USA)
MCT2 Renesas Electronics America Inc (USA)
054-01072-0001 Dit-Mco International Llc (USA)
1852704 Element14 Pty Ltd (AUS)
MCT2 Freescale Semiconductor, Inc. (USA)
MCT2 Signify France (FRA)
IL-1 Siemens Microelectronics Inc Optoelectronics Div (USA)
MCT-2 Digitec Corp (USA)
Related Parts
5961-00-468-8427INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
247AS-C1848-002
5980-01-031-6845INTERCHANGEABLE
COUPLER,OPTOELECTRONIC
054-1072
5961-01-136-1248INTERCHANGEABLE
SEMICONDUCTOR DEVICE ASSEMBLY
MCT2
5962-01-137-3680INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5980-01-183-9564INTERCHANGEABLE
DISPLAY,OPTOELECTRONIC
5961-01-360-6816INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5980-01-222-9279?

NSN 5980-01-222-9279 is a Coupler,optoelectronic, manufactured by Fairchild Semiconductor Sarl, classified under FSC 5980 (Light Emitting Diode). Status: active.

What are the part numbers for NSN 5980-01-222-9279?

NSN 5980-01-222-9279 has 9 cross-referenced part numbers: MCT2 (Fairchild Semiconductor Sarl), 054-1072-1 (Dit-Mco International Llc), MCT2 (Renesas Electronics America Inc), 054-01072-0001 (Dit-Mco International Llc), 1852704 (Element14 Pty Ltd) and 4 more.

What NSN replaces 5980-01-222-9279?

There are 6 known substitutes for 5980-01-222-9279: 5961-00-468-8427, 5980-01-031-6845, 5961-01-136-1248 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MCT2?

Key specifications for MCT2: General Characteristics Item Description: PHOTOTRANSISTOR COUPLED PAIR; REVERSE VOLTAGE 3.0 VOLTS; PEAK FORWARD CURRENT 3.0 AMPS; POWER DISSIPATION 100.0 MW; OPERATING TEMPERATURE RANGE FROM MINUS 55.0 DEGREE CELSIUS TO PLUS 100.0 DEGREE CELSIUS; 0.340 IN. LG; 0.120 IN. H; 0.250 IN. W; PLASTIC CASE ENCLOSURE IN; Storage Temp Range: -55.0 TO 150.0 CELSIUS DEGC. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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