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BC431

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ID = 39356
       
Country:
Germany
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  Transistor   Audio Frequency 
Identical to BC431
Similar Tubes
Normally replaceable-slightly different:
  BC141 ; MPS-A05
Predecessor Tubes BC141  

Base Wires
Description

NPN silicon planar transistor intended as AF driver or switch.
-

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
5 x 5 x 4 mm / 0.20 x 0.20 x 0.16 inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   TTT Steidle 1981

r185_3.gif BC431: TTT Steidle 1981
Günther Stabe † 19.8.20

d_telefunken_bc431_dat1.png
BC431: Telefunken_Halbleiter_1977
Thomas Günzel † 1.8.22

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Usage in Models 1= 1971?? ; 5= 1973

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):6

Collection of

 
bc431bild.jpg

 

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