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U237B

Information - Help 
ID = 62255
       
Country:
Germany
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  IC - Integrated Circuit   Indication 
Identical to U237B

Base SPECIAL TUBEBASE in general
Filament Solid State
Description

Aufbau/Content: IC (__ Trans., __ Widerst., __ Dioden);
Form/Case: DIP-8;
Type/application: LED display driver (5 diodes), linear scale;
In combination with U247B = 10 diodes;
Daten/data: Vcc: 12...25 V; Icc: 25 mA; Pd: <690 mW; t op: -10...+60 °C @ 25 V;
-

 
Dimensions (WHD)
incl. pins / tip
10 x 7 x 8 mm / 0.39 x 0.28 x 0.31 inch
Weight 1 g / 0.04 oz
Information source - - Manufacturers Literature   
  u237b_umgeb1.png
  U237B: Tfk
Günther Stabe † 19.8.20
 
sam_5043.jpg
U237B: Sammlung: oskarelm
Oskar Elm

 
dip_8~~18.png
U237B: TTT Steidle 1981
Günther Stabe † 19.8.20

 

Usage in Models 1= 1979 ; 1= 1984?? ; 1= 1991?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3


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