PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

EM206Transistor

Tdk-Lambda Americas Inc. Div High Power Division · NSN 5961-00-728-5363 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-728-5363 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-728-5363. Primary manufacturer part number: EM206.
Features
  • Transistor — FSC 5961
  • Mounting Method: TERMINAL
  • Current Rating Per Characteristic: 50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC AND 0.05 MICROAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN
  • Voltage Rating in Volts Per Characteristic: 50.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 50.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 3.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Internal Configuration: JUNCTION CONTACT
  • Material: PLASTIC ENCLOSURE
  • Semiconductor Material: SILICON
  • Maximum Operating Temp Per Measurement Point: 165.0 CELSIUS JUNCTION DEGC
Applications
  • Applications requiring Plastic Enclosure construction
General Description

The Transistor, cataloged under National Stock Number 5961-00-728-5363, 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 Tdk-Lambda Americas Inc. Div High Power Division. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-00-728-5363
Primary Part NumberEM206
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerTdk-Lambda Americas Inc. Div High Power Division
StatusCANCELLED
Mounting MethodTERMINAL
Current Rating Per Characteristic50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC AND 0.05 MICROAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN
Voltage Rating in Volts Per Characteristic50.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 50.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 3.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Internal ConfigurationJUNCTION CONTACT
MaterialPLASTIC ENCLOSURE
Semiconductor MaterialSILICON
Maximum Operating Temp Per Measurement Point165.0 CELSIUS JUNCTION DEGC
Terminal Length0.500 INCHES MINIMUM IN
Power Rating Per Characteristic350.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5961-00-224-5601 INTERCHANGEABLE
Transistor
5970-00-280-4858 INTERCHANGEABLE
Insulator,standoff
5961-00-404-5537 INTERCHANGEABLE
Transistor
5961-00-434-9313 INTERCHANGEABLE
Transistor
5961-00-493-0813 INTERCHANGEABLE
Transistor
5961-01-313-7187151-0276-01 INTERCHANGEABLE
Transistor
Tektronix, Inc.
Cross-Reference Index
Part NumberManufacturer
EM206 Tdk-Lambda Americas Inc. Div High Power Division (USA)
RELEASE5539 Electronic Industries Association
2N5086 Adelco Elektronik Gmbh (DEU)
2N5086 British Sarozal Ltd (GBR)
2N5086 Burns and Towne Inc (USA)
663-00130 Datron the Instruments Inc (USA)
2N5086A Adelco Elektronik Gmbh (DEU)
2N5086 Electronic Industries Association
2N5086 Freescale Semiconductor, Inc. (USA)
007-T-0174-00 Leonardo Uk Ltd (GBR)
1853-0098 Hewlett-Packard Company Dba HP (USA)
2N5087 British Sarozal Ltd (GBR)
2N5086 Fairchild Semiconductor Corp (USA)
Related Parts
5961-00-224-5601INTERCHANGEABLE
TRANSISTOR
5970-00-280-4858INTERCHANGEABLE
INSULATOR,STANDOFF
5961-00-404-5537INTERCHANGEABLE
TRANSISTOR
5961-00-434-9313INTERCHANGEABLE
TRANSISTOR
5961-00-493-0813INTERCHANGEABLE
TRANSISTOR
5961-01-313-7187INTERCHANGEABLE
TRANSISTOR
151-0276-01

Frequently Asked Questions

What is NSN 5961-00-728-5363?

NSN 5961-00-728-5363 is a Transistor, manufactured by Tdk-Lambda Americas Inc. Div High Power Division, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-728-5363?

NSN 5961-00-728-5363 has 13 cross-referenced part numbers: EM206 (Tdk-Lambda Americas Inc. Div High Power Division), RELEASE5539 (Electronic Industries Association), 2N5086 (Adelco Elektronik Gmbh), 2N5086 (British Sarozal Ltd), 2N5086 (Burns and Towne Inc) and 8 more.

What NSN replaces 5961-00-728-5363?

There are 6 known substitutes for 5961-00-728-5363: 5961-00-224-5601, 5970-00-280-4858, 5961-00-404-5537 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of EM206?

Key specifications for EM206: Mounting Method: TERMINAL; Current Rating Per Characteristic: 50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC AND 0.05 MICROAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN; Voltage Rating in Volts Per Characteristic: 50.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 50.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 3.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN; Internal Configuration: JUNCTION CONTACT. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-728-5363 still in active supply?

NSN 5961-00-728-5363 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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