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2SC634A

Information - Help 
ID = 40178
       
Country:
Japan
Brand: Sony Corporation; Tokyo
Tube type:  Transistor   Universal 
Identical to 2SC634A
Similar Tubes
Normally replaceable-slightly different:
  BC182 ; BC207 ; BC237 ; BC547
Different maximum ratings:
  2SC634

Base Wires
Filament Solid State
Description Material/Aufbau/Pol.: Silizium ____ NPN;
Form/Case: X-153 Anschlussfolge ECB;
Daten/electr.data: I F: 1 mA; U S: <0.3 V; Isp: <0.2 µA; ß (beta): 82-690*; N: 320 mW; Imax(Ic): 200 mA; Umax(Uce): 50 V; f g(FT): 140 MHz; tmax: __ °C.
Varianten: 2. Suffix -5= 82-175*, -6= 129-276*, -7= 204-442*, -8= 326-690* (beta/hfe-Gruppen); - 
Dimensions (WHD)
incl. pins / tip
5 x 6 x 3 mm / 0.20 x 0.24 x 0.12 inch
Weight 1 g / 0.04 oz
Literature
 
x153_3.gif
2SC634A: TTT Steidle 1981
Günther Stabe

 

Usage in Models 1= 1972?? ; 1= 1972 ; 1= 1976? ; 1= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4

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