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TBA271

Information - Help 
ID = 34486
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  IC - Integrated Circuit   Power-supply 
Identical to TBA271 = ZTK33 = MAA550 = TAA550
Similar Tubes
Other shape (e.g. bulb type):
  µPC574
Normally replaceable-slightly different:
  TDA1550 ; UL1550
Other base and data slightly different:
  KA33V
First Source (s)
Mar.1966 : -- Collector info (Sammler)
Base Wires
Description Aufbau/internal: IC (_ Trans., _ Widerst., _ Dioden);
Form/Case: TO-18 (2 Anschlüsse: A - K);
Typ/Content: Stabilisierungsschaltung für Abstimmdioden (Varicaps);
Daten/electr.data: Uin: <40 V; Uout: 33 V +/-10%; Ri: 10 Ohm; tkoeff: -3.1 ... +1.55 mV/grd; tmin: -20 °C; tmax: 150 °C;
Varianten: TBA271A, TBA271B, TBA271C (= TAA550A...C) - 
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)   
zenerd_umgeb_9.gif
TBA271: Standardschaltung für Z-Dioden und 2-Pin-Regler
Günther Stabe † 19.8.20
taa550_s_1.gif TBA271: Valvo Handbuch 1968
Günther Stabe † 19.8.20
More ...
 tba271_dat1.png
TBA271: SGS-Ates
Thomas Günzel † 1.8.22
More ...
Usage in Models 2= 1973 ; 1= 1975? ; 2= 1976??
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):5

Collection of

Karlheinz Fischer (D)
 
tba271.jpg

 
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