4440 Stereo Amplifier Circuit

This LA4440 or CD4440 IC known for its versatility and efficiency in audio amplification, making it an excellent choice for DIY projects.This IC is designed to deliver high-quality audio amplification with Low distortion. This IC consumption minimum power without compromising on performance. This IC ideal for wide range of audio devices like home audio system ,car stereo ,constructing a portable speaker etc.By following this blog you can able to Build Your Own 4440 Stereo Amplifier Circuit.

Key features of the 4440 IC

It is a popular IC among audio enthusiasts and professionals for crisp, clear, powerful sound output and it's user-friendly pin configuration.
Output Power
⇒Dual-channel (stereo)amplifier: Output-12w(6wx2)
⇒Bridge-tied load (BTL) configuration: Output-19w
Protection
⇒Thermal protection
⇒Pin-to-pin short protector
⇒Overvoltage, surge voltage protector
Operating Characteristics
⇒Low distortion
⇒Good ripple rejection : 46dB
⇒Good channel separation.
⇒Small residual noise (Rg=0).
⇒Audio muting function.
⇒Small pop sound at the time of power supply ON/OFF
Operating voltage
⇒12V to 18V DC

Pin Configuration of LA4440/CD4440

Components Required for 4440 Stereo Amplifier Circuit

Electrolytic Capacitors
⇒1000uμF/25v-2 pcs
⇒220μF/25v 2 pcs
⇒100μF/25v-5 pcs
⇒4.7μF25v-2 pcs
Ceramic Disk
⇒0.1uf(104)-2 pcs
Resistors
⇒2.2KΩ-2 pcs

Complete Circuit Diagram for 4440 Stereo Amplifier Circuit

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⇒Above circuit diagram of IC 4440 is a 6w+6w stereo amplifier.
⇒Left & Right channel audio input is connected to pin 2 & 6 of IC respectively.
⇒Left & Right channel audio output is connected to pin 12 & 10 of IC respectively.
⇒+12V power supply is connected to pin 11 of IC

 Click on the Download buttons to download the Circuit Diagram for 4440 Stereo Amplifier Circuit

 

 

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Step by step video tutorial of 4440 Stereo Amplifier Circuit 

Complete setup of 4440 Stereo Amplifier Circuit

By following these steps, you'll have successfully built your own stereo amplifier using the CD4440 IC.
For Adjust volume Connect a 10kΩ potentiometer for each channel (left and right) to control the volume. Connect one end to the input signal, the other end to ground, and the wiper to the  Audio input of the Circuit.
Connect the stereo input jack to the input stage of the circuit and Connect the output pin to the speakers.Attach a heat sinks to CD4440 IC to dissipate heat.Gradually power up the circuit and ensure both channels amplify the audio correctly.

 

 

Frequently Asked Questions

What is the input voltage range recommended for the CD4440 IC?

The CD4440 IC operates within a voltage range of 12-18V DC.

What is Output Power of the CD4440 IC?

For a stereo configuration the Output power is 12w(6wx2) usually 6W per channels and Bridge-tied load (BTL) configuration Output power is 19W.

 

Thank you for being a part of this "4440 Stereo Amplifier Circuit" project.Enjoy the enhanced audio quality with true stereo experience.

 Happy building!

Warm regards

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