CM643

View detailed technical data, stock status, and sourcing information for: CM643
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5961 Semiconductor Devices and Associated Hardware

National Stock Number

5961-01-226-7818

Item Name Code

20588

Assigment Date

02/22/1986 (40 years ago)

An active semiconductor device with three or more electrodes. May or may not include mounting hardware and/or heatsink. Excludes:semiconductor device, diode and semiconductor device, thyristor. For solid state devices which are responsive to visible or infrared radiant energy, see semiconductor device, photo.

0.200 inches maximum overall diameter, 4935-00-930-7250 end item identification, unable to decode inclosure material, 0.230 inches maximum overall length, 1.500 inches minimum terminal length

Product Characteristics

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

Inclosure Material: unable to decode
Overall Length: 0.230 inches maximum
Terminal Length: 1.500 inches minimum
Overall Diameter: 0.200 inches maximum
End Item Identification: 4935-00-930-7250
Internal Configuration: field effect
Mounting Method: terminal
Terminal Circle Diameter: 0.050 inches nominal
Features Provided: hermetically sealed case
Semiconductor Material: silicon
Voltage Rating In Volts Per Characteristic: 20.0 maximum drain to source voltage and 20.0 maximum drain to gate voltage
Current Rating Per Characteristic: 100.00 milliamperes maximum gate current and 100.00 milliamperes maximum drain current
Power Rating Per Characteristic: 300.0 milliwatts maximum total device dissipation
Maximum Operating Temp Per Measurement Point: 200.0 celsius junction
Terminal Type And Quantity: 3 uninsulated wire lead

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
11153749	Transistor
CM643	Transistor
SNJ132189	Transistor

FAQs

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

What is the FSCG of the NSN 5961-01-226-7818?

The FSCG of the NSN 5961-01-226-7818 is 5961

Does the NSN 5961-01-226-7818 have a Schedule B code assigned?

Yes, the Schedule B code is 8541500080

Does NSN 5961-01-226-7818 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 5961-01-226-7818 contain precious materials?

Item does not contain precious metal.

Does NSN 5961-01-226-7818 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 5961-01-226-7818 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Sat, Feb 22, 1986