Showing posts with label lm386. Show all posts
Showing posts with label lm386. Show all posts

Sunday, January 26, 2014

Power amplifier circuit with IC LM386

IC LM386 is working for the amplifier audio circuit with a low power output , range from 0.325 watts to 2 watts with impedance 8 ohm. In this circuit requires voltage of 12 volts to the maximum work, and maximum current 3 Amp.
Components List :
R1=33K / 0,25W
R2=1K / 0,25W
R3=10R / 1W

C1=100n
C2=0,1uF/35V
C3=100uF/16V
C4=220uF/35V
C5=4,7uF/16V
IC1=LM386

Connector Instruction:
X-1  = Input , connect to output
X-2  = Input Ground
X1-1= V+ , 12 Volt DC
X1-2= V-/ Ground
X1-3= Speaker+
X1-4= Speaker-
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