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2SD637

Information - Help 
ID = 40125
       
Country:
Japan
Brand: Common type Japan tube/semicond.
Tube type:  Transistor   Universal 
Identical to 2SD637
Similar Tubes
Normally replaceable-slightly different:
  BC546

Base Wires
Filament Solid State
Description

NPN silicon planar transistor for general purpose.
-

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
7 x 4 x 3 mm / 0.28 x 0.16 x 0.12 inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   TTT 1981 Steidle
 
2sd637r.jpg
2SD637: Sammlung
Karlheinz Fischer

 
b37.gif
2SD637: TTT Steidle 1981
Günther Stabe † 19.8.20

 

Usage in Models 1= 1980 ; 1= 1982?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2


Forum contributions about this tube
2SD637
Threads: 1 | Posts: 1
Hits: 665     Replies: 0
Vergleichstyp zu 2SD637
Daniel Burkei
18.Dec.17
  1

Laut der Vergleichsliste von Jäger-Elektronik 2004/2005 soll als Vergleichstyp der "Allerweltstransistor" BC546 passen. Dieser ist laut Jäger-Tabelle auch pinkompatibel.

 
2SD637
End of forum contributions about this tube

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