Description
WE ARE RICH ELECTRONICS
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COMPONENTS AND EQUIPMENT!
For sale here we have the above…
1 Piece
The 2N3172 is a silicon PNP power bipolar junction transistor (BJT) manufactured by various companies in the 1980’s, here we have for sale parts made by Semicoa.
In historic electronics databooks (such as the ECA comparison guides), the abbreviation SCA was explicitly used to denote Semicoa, which manufactured specialized, high-reliability silicon PNP power transistors like the 2N3172.
Originally established in Costa Mesa, California, Semicoa specialized in military, aerospace, and high-reliability semiconductor devices before its brand and manufacturing operations evolved over the decades.
Technical Specifications
- Type: PNP Silicon Power Transistor
- Package: TO-3 (Hermetically sealed metal package)
- Collector Current (\(I_{C}\)): -5 A
- Collector-Base Voltage (\(V_{CBO}\)): -60 V
- Collector-Emitter Voltage (\(V_{CEO}\)): -60 V
- Emitter-Base Voltage (\(V_{EBO}\)): -10 V
- Collector-Emitter Saturation Voltage (\(V_{CE(sat)}\)): -0.75 V max (at \(I_C = -1\text{ A}\))
- DC Current Gain (\(h_{FE}\)): 12 to 36
- Transition Frequency (\(f_{T}\)): 60 MHz
Common Applications
- Power amplification and medium-speed switching circuits
- Military, industrial, and legacy hermetic equipment designs
For datasheet search…
Or go directly to…
http://www.datasheet.hk/view_download.php?id=2180969&file=0591%5C2n3172_9021093.pdf
PLEASE NOTE!
- These parts came to us as part of a lot of surplus stock from a large ‘Milspec’ type Co. and have been kept in storage for some time, we have therefore classified them as ‘new other’. They are however unused and in good serviceable condition, and, as with all our products they come with a full guarantee.
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If you have similar items to this, or indeed any electronic components that are surplus to requirements please contact us with details.


