In this article we are going to explore the power bass amplifier using the Integrated Circuit LA4440. This IC is a very popular dual channel operational audio amplifier which is used for the applications of power audio amplifications. It is well known because of its reliability, convenient, compatible design, easy to use and PCB friendly availability. Use in home theatres, car amplifier system, home automation, and other various power amplification applications which is operable at 12V.
The Integrated Circuit LA4440 shows good electrical and thermal properties for the specifications and functional operations of the amplification circuit. The powerful bass amplifier using this IC results in the best quality and clarity sound with proper signal frequency and minimum attenuation. So let’s get in deeper to understand its functional working operations.
The function of this amplifier is also same as other power amplifiers, the Integrated Circuit receiver the input signal from the source and modulates its signal generating audio frequency with best clarity modulation. The variation in input and output signals can varies depending upon the input signal given to the IC by the user.
UTSource LA4440 IC price link
100k Ohm Resistor
680 Ohm Resistor
2k Ohm Resistor
1k Ohm Resistor
Heat sink (optional)
50k Potentiometer (2)
100nF capacitors (2)
75 watt Speaker
(3) 100uF/25v Capacitors
Capacitor 47uF/50v (2)
Part Number Alternative/Replacement/Substitute/Complimentary:
If you are unable to find the IC LA4440 then you can also use the replacement of the IC showings same properties.
Part Number Equivalent of LA4440: TDA2009A
The Integrated Circuit LA4440 is used in wide range of applications including home theatres, cars automatic and variety of other application, The bass created with this IC is so powerful and gives you magnificent effect experience.