PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N5681Transistor

Freescale Semiconductor, Inc. · NSN 5961-00-098-8104 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-098-8104 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-098-8104. Primary manufacturer part number: 2N5681.
Features
  • Transistor — FSC 5961
  • Terminal Circle Diameter: 0.200 INCHES NOMINAL0.200 INCHES NOMINAL IN
  • Internal Configuration: JUNCTION CONTACTJUNCTION CONTACT
  • Semiconductor Material: SILICONSILICON
  • Features Provided: HERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
  • Electrode Internally-Electrically Connected to Case: COLLECTORCOLLECTOR
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION200.0 CELSIUS JUNCTION DEGC
  • Mounting Method: TERMINALTERMINAL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-098-8104, is classified within Federal Supply Class 5961 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Freescale Semiconductor, Inc.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-098-8104
Primary Part Number2N5681
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerFreescale Semiconductor, Inc.
StatusACTIVE
Terminal Circle Diameter0.200 INCHES NOMINAL0.200 INCHES NOMINAL IN
Internal ConfigurationJUNCTION CONTACTJUNCTION CONTACT
Semiconductor MaterialSILICONSILICON
Features ProvidedHERMETICALLY SEALED CASEHERMETICALLY SEALED CASE
Electrode Internally-Electrically Connected to CaseCOLLECTORCOLLECTOR
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION200.0 CELSIUS JUNCTION DEGC
Mounting MethodTERMINALTERMINAL
Overall Diameter0.370 INCHES MAXIMUM0.370 INCHES MAXIMUM IN
Power Rating Per Characteristic1.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION1.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Specification/standard Data80131-RELEASE5963 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION80131-RELEASE5963 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Voltage Rating in Volts Per Characteristic100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 4.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN AND 4.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN AND 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
Terminal Length1.500 INCHES MINIMUM1.500 INCHES MINIMUM IN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD3 UNINSULATED WIRE LEAD
Current Rating Per Characteristic1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 500.00 MILLIAMPERES MAXIMUM BASE CURRENT, DC500.00 MILLIAMPERES MAXIMUM BASE CURRENT, DC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5961-00-275-75742N5680L INTERCHANGEABLE
Transistor
Microsemi Corp - Massachusetts
5961-01-003-0585 INTERCHANGEABLE
Transistor
5961-01-016-99062N5682 INTERCHANGEABLE
Transistor
Microsemi Corp - Massachusetts
5961-01-118-86192N5679 INTERCHANGEABLE
Transistor
Microsemi Corp - Massachusetts
Cross-Reference Index
Part NumberManufacturer
2N5681 Freescale Semiconductor, Inc. (USA)
2N5681 Electronic Industries Association
273-0035-001 Honeywell Inc Micro Switch Div (USA)
RELEASE5963 Electronic Industries Association
2N5681 Adelco Elektronik Gmbh (DEU)
2N5681 On Semiconductor Corporation (USA)
2N5681A Adelco Elektronik Gmbh (DEU)
Related Parts
5961-00-275-7574INTERCHANGEABLE
TRANSISTOR
2N5680L
5961-01-003-0585INTERCHANGEABLE
TRANSISTOR
5961-01-016-9906INTERCHANGEABLE
TRANSISTOR
2N5682
5961-01-118-8619INTERCHANGEABLE
TRANSISTOR
2N5679

Frequently Asked Questions

What is NSN 5961-00-098-8104?

NSN 5961-00-098-8104 is a Transistor, manufactured by Freescale Semiconductor, Inc., classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-098-8104?

NSN 5961-00-098-8104 has 7 cross-referenced part numbers: 2N5681 (Freescale Semiconductor, Inc.), 2N5681 (Electronic Industries Association), 273-0035-001 (Honeywell Inc Micro Switch Div), RELEASE5963 (Electronic Industries Association), 2N5681 (Adelco Elektronik Gmbh) and 2 more.

What NSN replaces 5961-00-098-8104?

There are 4 known substitutes for 5961-00-098-8104: 5961-00-275-7574, 5961-01-003-0585, 5961-01-016-9906 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N5681?

Key specifications for 2N5681: Special Features: JUNCTION PATTERN ARRANGEMENT: NPNJUNCTION PATTERN ARRANGEMENT: NPN; Terminal Circle Diameter: 0.200 INCHES NOMINAL0.200 INCHES NOMINAL IN; Internal Configuration: JUNCTION CONTACTJUNCTION CONTACT; Semiconductor Material: SILICONSILICON. 16 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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