PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1N725ASemiconductor Device,diode

Microsemi Corporation · NSN 5961-00-403-9147 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-403-9147 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-403-9147. Primary manufacturer part number: 1N725A.
Features
  • Semiconductor Device,diode — FSC 5961
  • Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC
  • Power Rating Per Characteristic: 250.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
  • Current Rating Per Characteristic: 4.00 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT
  • Function for Which Designed: ZENER DIODE
  • Features Provided: HERMETICALLY SEALED CASE
  • Specification/standard Data: 80131-RELEASE 2316 GOVERNMENT SPECIFICATION
  • Mounting Method: TERMINAL
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
  • Applications requiring Glass Enclosure construction
General Description

The Semiconductor Device,diode, cataloged under National Stock Number 5961-00-403-9147, 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 Microsemi Corporation. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-403-9147
Primary Part Number1N725A
Item NameSemiconductor Device,diode
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerMicrosemi Corporation
StatusACTIVE
Maximum Operating Temp Per Measurement Point175.0 CELSIUS AMBIENT AIR DEGC
Power Rating Per Characteristic250.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
Current Rating Per Characteristic4.00 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT
Function for Which DesignedZENER DIODE
Features ProvidedHERMETICALLY SEALED CASE
Specification/standard Data80131-RELEASE 2316 GOVERNMENT SPECIFICATION
Mounting MethodTERMINAL
MaterialGLASS ENCLOSURE
Overall Diameter0.085 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN
Joint Electronic Device Engineering Council/jedec/case Outline DesignationDO-7
Voltage Tolerance in Percent-0.5 TO 0.5
Voltage Rating in Volts Per Characteristic30.0 NOMINAL NOMINAL REGULATOR VOLTAGE
Terminal Length1.000 INCHES MINIMUM IN
Terminal Type and Quantity2 UNINSULATED WIRE LEAD
MaterialSILICON SEMICONDUCTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5961-00-035-4898 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-057-0386 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-350-8549 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-400-1982 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-686-8387 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-714-5128 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-752-0275 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-752-6135 INTERCHANGEABLE
Semiconductor Device,diode
5961-00-779-8277SMD337254 INTERCHANGEABLE
Semiconductor Device,diode
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5961-00-833-6323 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
1N725A Microsemi Corporation (USA)
1N725A Itt Semiconductors Div (USA)
1N725A Infineon Technologies Americas Corp (USA)
1N725A Microsemi Corp.-Scottsdale Dba Microsemi (USA)
1N725A Freescale Semiconductor, Inc. (USA)
1N725A General Semiconductor Industries Inc (USA)
RELEASE 2316 Electronic Industries Association
1N725A Csr Industries Inc (USA)
1N725A Semiconductor Devices Inc (USA)
1N725A N a P Smd Technology Inc
1N725A Ampex Systems Corp (USA)
1N725A International Diode Corp (USA)
1N725A Electronic Industries Association
1N725A On Semiconductor Corporation (USA)
Related Parts
5961-00-035-4898INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-057-0386INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-350-8549INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-400-1982INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-686-8387INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-714-5128INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-752-0275INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-752-6135INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-779-8277INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
SMD337254
5961-00-833-6323INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-833-6638INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5961-00-839-9587INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5961-00-403-9147?

NSN 5961-00-403-9147 is a Semiconductor Device,diode, manufactured by Microsemi Corporation, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-403-9147?

NSN 5961-00-403-9147 has 14 cross-referenced part numbers: 1N725A (Microsemi Corporation), 1N725A (Itt Semiconductors Div), 1N725A (Infineon Technologies Americas Corp), 1N725A (Microsemi Corp.-Scottsdale Dba Microsemi), 1N725A (Freescale Semiconductor, Inc.) and 9 more.

What NSN replaces 5961-00-403-9147?

There are 12 known substitutes for 5961-00-403-9147: 5961-00-035-4898, 5961-00-057-0386, 5961-00-350-8549 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1N725A?

Key specifications for 1N725A: Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC; Power Rating Per Characteristic: 250.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION; Overall Length: 0.230 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN; Current Rating Per Characteristic: 4.00 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT. 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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