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BFY51

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ID = 36986
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  Transistor   Universal 
Identical to BFY51
Similar Tubes
Normally replaceable-slightly different:
  AT473 ; BC140 ; BC293 ; BCW77 ; BFX68 ; BFX69
Different maximum ratings:
  BFY52
Base Wires
Description Material/Aufbau/Pol.: Silizium Planar NPN;
Form/Case/Outline: TO-5 (TO-39 ?) Anschlussfolge EBC;
Daten/electr.data: I F: 50 mA; U F: 6 V; Isp: 0.05 µA; ß (beta): >40; N: 0.7 W; Imax(Ic): 1 A; Umax(Ucb): 60 V; Umax(Uce): 30 V; f g(FT): 50 MHz; tmax j: 200 °C.
Austauschtyp/similar: BC302, BFY55, BSS15, BSW39, BSY55, BSY83, BSY84.
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Dimensions (WHD)
incl. pins / tip		 9 x 7 x 8 mm / 0.35 x 0.28 x 0.31 inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   KTT 1969/70
bfy51_sch.png
BFY51: Valvo-Brief, Mai 1965
Hilmer Grunert     More ...
to5_tvt_75.gif BFY51: TVT 73
Günther Stabe † 19.8.20
bfy51_daten1.png
BFY51: Intermetall Transistoren 1967/68
Markus Müllner
More ...
Usage in Models 1= 1966? ; 7= 1968 ; 1= 1969? ; 1= 1969 ; 1= 1970?? ; 2= 1970? ; 2= 1970 ; 1= 1971 ; 1= 1973? ; 1= 1974? ; 1= 1976? ; 1= 1980??
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):20
Literature "VALVO Brief Mai 1965"

Collection of

Museum Roggenhofer (A)
Gidi Verheijen (NL)
Collection of a member from E
Marcello Astolfi (I)
Karlheinz Fischer (D)
Günther Stabe † 19.8.20 (D)
 
bfy51_2.jpg

BFY51
 
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