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2SC281

Information - Help 
ID = 48730
       
Country:
Japan
Brand: Hitachi Ltd.; Tokyo
Tube type:  Transistor   Universal 
Identical to 2SC281
Similar Tubes
Normally replaceable-slightly different:
  BC108

Base Wires
Filament Solid State
Description

Material/Aufbau/Pol.: Silizium Mesa NPN;
Form/Case/Outline: TO-1;
Daten/electr.data: I F: 10 mA; U F: 6 V; U S: 0.7 V; Isp: <0.1 µA; ß (beta): 60-500; N: 200 mW; Imax(Ic): 200 mA; Umax(Uce): 20 V; f g(FT): >80 MHz; tmax j: 175 °C.
Variante: 2SC281H = U S: <0.5 V; hfe: 60-320; f g: 180 MHz.
-

 
Dimensions (WHD)
incl. pins / tip
6 x 10 x mm / 0.24 x 0.39 x inch
Weight 1 g / 0.04 oz
Literature -- Collector info (Sammler)   TTT Steidle 1981, KTT 1969/70
 
2sc_281.jpg
2SC281: Eigene Sammlung
Egon Strampe

 
to1_ttt_301.gif
2SC281: TTT Steidle 1981
Günther Stabe

 

Usage in Models 1= 1966?? ; 4= 1967?? ; 1= 1967? ; 1= 1968? ; 1= 1968 ; 1= 1969?? ; 4= 1970?? ; 2= 1970 ; 2= 1971 ; 1= 1975

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):18


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