PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1854-1141Transistor

Keysight Technologies Inc · NSN 5961-01-351-1941 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-351-1941 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-351-1941. Primary manufacturer part number: 1854-1141.
Features
  • Transistor — FSC 5961
  • Power Rating Per Characteristic: 625.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
  • Current Rating Per Characteristic: 300.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-92
  • Voltage Rating in Volts Per Characteristic: 15.0 MINIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Internal Configuration: JUNCTION CONTACT
  • Mounting Method: TERMINAL
Applications
  • Applications requiring Plastic Enclosure construction
General Description

The Transistor, cataloged under National Stock Number 5961-01-351-1941, 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 Keysight Technologies Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-351-1941
Primary Part Number1854-1141
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerKeysight Technologies Inc
StatusACTIVE
Power Rating Per Characteristic625.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Current Rating Per Characteristic300.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-92
Voltage Rating in Volts Per Characteristic15.0 MINIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
Terminal Length0.500 INCHES MINIMUM IN
Internal ConfigurationJUNCTION CONTACT
Mounting MethodTERMINAL
Semiconductor MaterialSILICON
Transfer Ratio30.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER AND 120.0 MAXIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
MaterialPLASTIC ENCLOSURE
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5961-00-062-3133 INTERCHANGEABLE
Transistor
5961-00-077-184110653117 INTERCHANGEABLE
Transistor
Us Army Aviation and Missile Command
5961-00-321-7980 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
1854-1141 Keysight Technologies, Inc. (USA)
MPS3646RLRA On Semiconductor Corporation (USA)
5961PL1405965 Jednolity Indeks Materialowy - Uniform Material Index (POL)
1854-1141 Hewlett-Packard Company Dba HP (USA)
2N3646 Freescale Semiconductor, Inc. (USA)
SPS234RLRA Freescale Semiconductor, Inc. (USA)
1854-1141 PRIMARY Keysight Technologies Inc (USA)
MPS3646RLRA Freescale Semiconductor, Inc. (USA)
Related Parts
5961-00-062-3133INTERCHANGEABLE
TRANSISTOR
5961-00-077-1841INTERCHANGEABLE
TRANSISTOR
10653117
5961-00-321-7980INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-01-351-1941?

NSN 5961-01-351-1941 is a Transistor, manufactured by Keysight Technologies Inc, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-351-1941?

NSN 5961-01-351-1941 has 8 cross-referenced part numbers: 1854-1141 (Keysight Technologies, Inc.), MPS3646RLRA (On Semiconductor Corporation), 5961PL1405965 (Jednolity Indeks Materialowy - Uniform Material Index), 1854-1141 (Hewlett-Packard Company Dba HP), 2N3646 (Freescale Semiconductor, Inc.) and 3 more.

What NSN replaces 5961-01-351-1941?

There are 3 known substitutes for 5961-01-351-1941: 5961-00-062-3133, 5961-00-077-1841, 5961-00-321-7980. Verify interchangeability with system specifications before substitution.

What are the specifications of 1854-1141?

Key specifications for 1854-1141: Power Rating Per Characteristic: 625.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION; Overall Height: 0.125 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN; Current Rating Per Characteristic: 300.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-92. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com