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A277D

Information - Help 
ID = 53421
       
Country:
Germany
Brand: Halbleiterwerk Frankfurt /Oder, VEB, (HFO); Frankfurt /Oder (Ostd.)
Tube type:  IC - Integrated Circuit   Indication 
Identical to A277D
Similar Tubes
Normally replaceable-slightly different:
  UAA180 ; UL1980

Base SPECIAL TUBEBASE in general
Filament Solid State
Description

Aufbau/Content: IC (__ Trans., __ Widerst., _ Kond., _ Dioden);
Form/Case/Outline: DIP-18;
Type/Application: lin. Ansteuerung 12 LED im Punkt- oder Bandbetrieb;
Daten/electr.data: Ub: __ V; Ib: __ mA; Ptot: __ mW; T opj: -__...+__ °C;
-

 
Dimensions (WHD)
incl. pins / tip
22 x 7 x 8 mm / 0.87 x 0.28 x 0.31 inch
Weight 1 g / 0.04 oz
  a277d.png
  A277D: Schema KR 450
Egon Strampe
 
a277d.jpg
A277D
Jörg Kulbe

More ...
 
dip_18_sot102~~78.gif
A277D: TTT Steidle 1981
Günther Stabe † 19.8.20

 
a277.gif
A277D: Eigene Datenblätter
Nadine Tieke


Usage in Models 1= 1983 ; 1= 1984 ; 2= 1985 ; 1= 1986 ; 2= 1987 ; 1= 1988? ; 2= 1988 ; 2= 1989 ; 1= 1991

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):13


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