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20W+20W Stereo Audio Amplifier ( RMS )

20W+20W Stereo Audio Amplifier ( RMS )
-30 %
20W+20W Stereo Audio Amplifier ( RMS )
₱275.00
₱395.00
  • Stock: In Stock
  • Product Code: 77009128
  • Weight: 0.00g
  • Dimensions: 74.00mm x 43.00mm x 0.00mm
  • Product ID: 543

A high fidelity stereo amplifier built on car audio LA4708 chip. This BTL amplifier is capable of delivering up to 20W per channel when operated with 13.2 VDC source (i.e. fully charged automotive battery). Although primarily designed for car audio (or motorcycle audio, if such thing exists), it will perform just as well when used as a DIY home audio amplifier.




Specifications :
Power Input 9 ~ 16VDC
Output Type BTL ( Bridge-Tied Load )
Power Output 20W+20W @ 4-ohm load
THD + Noise
0.05% @ 1kHz Typical
Output Load 4 - 8 ohms


Downloads :
Schematic Diagram Download
PCB Design Download
Blog Link
Audio Interfacing Application Notes Download


Troubleshooting :

Trouble Troubleshooting Guide
When playing any sound, there is static noise.
• Try changing audio cables or wires, most of the time this kind of problems is due to broken cables and wires
• Try changing the power supply, there is some power supply with high noise that causes the static


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