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BF689

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ID = 36575
       
Country:
Germany
Brand: Siemens (& Halske, -Schuckert Werke SSW, Electrogeräte); Berlin, München
Tube type:  Transistor   UHF 
Identical to BF689
Similar Tubes
Normally replaceable-slightly different:
  2SC2570A
First Source (s)
Mar.1980 : -- Collector info (Sammler)
Base Wires
Description Material/Aufbau/Pol.: Silizium NPN;
Form/Case: TO-72, Anschlussfolge EBCs;
Daten/electr.data: I F: 2 mA; U S: <0.75 V; Isp: <50 nA; ß (beta): 20-150; N: 200 mW; Imax(Ic): 50 mA; Umax(Uce): 15 V; f g(FT): 1 GHz; tmax: __ °C.
Vergleichstyp: BFX89.
Variante: BF689K=SOT-54 BEC, ß >20, Us <1 V, fg 1.8 GHz.
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Dimensions (WHD)
incl. pins / tip		 6 x 6 x mm / 0.24 x 0.24 x inch
Weight 1 g / 0.04 oz
Information source - - -   
-- Collector info (Sammler)   TTT Steidle 1981
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bf689.png
BF689: Funktechnik 10/76 Seite 297
Egon Strampe
to72l_ebcs_9.gif BF689: TVT 73
Günther Stabe † 19.8.20
More ...
Usage in Models 1= 1975?? ; 1= 1977?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2

Collection of

Egon Strampe (D)
 
bf_689.jpg

 
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