EIA2547D

View detailed technical data, stock status, and sourcing information for: EIA2547D
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5961 Semiconductor Devices and Associated Hardware

National Stock Number

5961-00-950-6578

Item Name Code

20589

Assigment Date

04/29/1966 (60 years ago)

A two electrode semiconductor device having an asymmetrical voltage - current characteristic. May or may not include mounting hardware and/or heatsink. Excludes:light emitting diode and semiconductor device,photo. For items containing material such as selenium and copper oxide, see recifier, metallic.

1 mounting facility quantity, threaded stud mounting method, 1.253 inches maximum overall length, cathode electrode internally-electrically connected to case, hermetically sealed case features provided

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length: 1.253 inches maximum
Mounting Facility Quantity: 1
Electrode Internally-Electrically Connected To Case: cathode
Mounting Method: threaded stud
Features Provided: hermetically sealed case
Overall Width Across Flats: 0.424 inches minimum and 0.437 inches maximum
Nominal Thread Size: 0.190 inches
Voltage Rating In Volts Per Characteristic: 3.9 nominal nominal regulator voltage
Voltage Tolerance In Percent: -5.0 to 5.0
Current Rating Per Characteristic: 640.00 milliamperes nominal voltage regulator diode current
Power Rating Per Characteristic: 10.0 watts maximum total power dissipation
Maximum Operating Temp Per Measurement Point: 175.0 celsius junction
Material: silicon semiconductor
Test Data Document: "81349-mil-prf-19500 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Thread Series Designator: unf
Terminal Type And Quantity: 1 threaded stud and 1 tab, solder lug
Specification/Standard Data: 81349-mil-prf-19500/124 government specification

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5961-00-023-2792	No Name Available	11/01/2007
5961-00-145-5465	No Name Available	06/01/1992
5961-00-422-0884	No Name Available	05/01/1995
5961-00-764-8626	No Name Available	09/01/2023
5961-00-816-3108	No Name Available	05/01/1995
5961-00-914-0486	No Name Available	06/01/1992

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
1N1588	Diode Semiconductor Device
1N1599A	Diode Semiconductor Device
5961PL1277924	Diode Semiconductor Device
EIA2547D	Diode Semiconductor Device
JAN1N3993A	Diode Semiconductor Device
Z1300	Diode Semiconductor Device

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5961-00-950-6578?

The FSCG of the NSN 5961-00-950-6578 is 5961

Does the NSN 5961-00-950-6578 have a Schedule B code assigned?

Yes, the Schedule B code is 8541100070

Does NSN 5961-00-950-6578 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5961-00-950-6578 contain precious materials?

Item does not contain precious metal.

Does NSN 5961-00-950-6578 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5961-00-950-6578 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Fri, Apr 29, 1966