MMBR4957

View detailed technical data, stock status, and sourcing information for: MMBR4957
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5961 Semiconductor Devices and Associated Hardware

National Stock Number

5961-01-353-5521

Item Name Code

20588

Assigment Date

02/12/1992 (34 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.

0.062 inches nominal overall width, unable to decode inclosure material, junction contact internal configuration, 0.060 inches nominal overall height, 0.125 inches nominal overall 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: 0.125 inches nominal
Overall Height: 0.060 inches nominal
Overall Width: 0.062 inches nominal
Internal Configuration: junction contact
Mounting Method: terminal
Semiconductor Material: silicon
Voltage Rating In Volts Per Characteristic: 30.0 maximum collector to emitter voltage/static/base open and 30.0 maximum collector to base voltage/static/emitter open and 3.0 maximum emitter to base voltage, static, collector open
Current Rating Per Characteristic: 30.00 milliamperes maximum collector current, dc
Power Rating Per Characteristic: 350.0 milliwatts maximum total power dissipation
Maximum Operating Temp Per Measurement Point: 150.0 celsius junction
Special Features: junction pattern arrangement: pnp
Terminal Type And Quantity: 3 ribbon

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
1853-0620	Transistor
MMBR4957	Transistor
MMBR4957LT1	Transistor

FAQs

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

What is the FSCG of the NSN 5961-01-353-5521?

The FSCG of the NSN 5961-01-353-5521 is 5961

Does the NSN 5961-01-353-5521 have a Schedule B code assigned?

Yes, the Schedule B code is 8541500080

Does NSN 5961-01-353-5521 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 5961-01-353-5521 contain precious materials?

Item does not contain precious metal.

Does NSN 5961-01-353-5521 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 5961-01-353-5521 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Wed, Feb 12, 1992