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BF450

Information - Help 
ID = 36680
       
Country:
Worldwide
Brand: Common type Worldwide tube/semicond.
Tube type:  Transistor   VHF 
Identical to BF450
Similar Tubes
Normally replaceable-slightly different:
  BF440 ; BF540

Base Wires
Filament Solid State
Description Material/Aufbau/Pol.: Silizium PNP;
Form/Case: SOT-54 (~TO-92) Anschlussfolge BEC;
Daten/electr.data: I F: 1 mA, U S: 0.7 V, Isp: <50 nA, ß (beta): >60, N: 250 mW, Imax (Ic): 25 mA, Umax (Uce): -40 V, f g(FT): 325 MHz, tmax: __ °C.
Vergleichstypen: BF324, BF440, BF540-42. 
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
  bf450_sch.png
  BF450: Moderne Rundfunk-Empfangstechnik Wegener
Heinz Höger
 
bf450_2.jpg
BF450: Sammlung
Karlheinz Fischer

 
to92_bec_7.gif
BF450: TVT 1969 Verlag Nolde Dachau
Günther Stabe

 
bf450_data_1.png
BF450: Valvo Handbuch 81/82
Heinz Höger


Usage in Models 2= 1971 ; 11= 1972 ; 18= 1973 ; 12= 1974 ; 3= 1975?? ; 1= 1975? ; 7= 1975 ; 4= 1976 ; 2= 1977?? ; 1= 1977? ; 1= 1977 ; 1= 1978?? ; 4= 1978 ; 1= 1979?? ; 2= 1979 ; 1= 1980? ; 1= 1980 ; 1= 1986?? ; 1= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):74


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