radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

µA749

Information - Help 
ID = 35257
       
Country:
Worldwide
Brand: Common type Worldwide tube/semicond.
Tube type:  IC - Integrated Circuit   Audio Frequency 
Identical to µA749
Similar Tubes
Normally replaceable-slightly different:
  RC4739 ; TBA231 ; µA739
First Source (s)
Oct.1970 : -- Collector info (Sammler)
Successor Tubes µA739  

Base Wires
Description Aufbau/Content: IC (14 Trans., 13 Widerst., 6 Dioden);
Form/Case: TO-99 / TO-116(DIL14);
Type: Dual OpAmp (2-fach-Operationsverstärker)
Data: Ub: +/-12 V(TO-99); Ub max: +/-18 V (TO-116 only!); Leistungsaufnahme: 500 mW; fg (FT): 10 MHz; Ib: 9 mA; Leerlaufverstärkung: 25'000.
Open collector PNP out (in µA739 grounded with 5 kOhm).
Lag out A/B not available in TO-99 metal case! µA749D = Vs: +/- 12 V.
Nachfolger/successor: TL062/82; baugleich: MBA245 (Tesla), ähnlich: LM387, NE542, LM258/358, MC1458/1558
Dimensions (WHD)
incl. pins / tip
10 x 8 x mm / 0.39 x 0.31 x inch
Weight 1 g / 0.04 oz

a749_umgeb.gif
µA749: Fairchild datasheet
Günther Stabe † 19.8.20

a749_s.gif µA749: Fairchild datasheet
Günther Stabe † 19.8.20

a749_innen.png
µA749: Fairchild datasheet
Günther Stabe † 19.8.20

 

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  

Data Compliance More Information