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Audio Amplifier Circuit with IC TDA2030

By Electronic Circuit
This schematic is great for those of you who frequent of use IC TDA2030. In addition to the simple schematic  is also very clear , in modification accurate enough to make a sound that is more clear, soft , and loud. And if you interest to try this schematic.
See this circuit , datsheet ic TDA2030 and TDA 2040 below :

Audio Amplifierw Circuit with IC TDA2030

Datasheet IC TDA2030
Vcc                = 6-18 V
Pout               = 14 W
RL                  = 4 Ohm
Ft                   = 20hz - 20Khz
Icco                = 40 mA
Package         = TO-220
Manufactered = TELEFUNKEN

Datasheet IC TDA2040
Vcc                = 3-20 V
Pout               = 20 W
RL                  = 4 Ohm
Ft                   = 20hz - 20Khz
Icco                = 40 mA
Package         = TO-220
Manufactered = PHILIPS

Equivalent IC TDA 2030 or TDA2040, In this circuit you can use the following IC :
A2030
K174YH19
LM1875
T
TDA2040A
MPC1238DA2006
TDA2030A
or you can call, Equation IC TDA2030  / TDA2040