I'm hoping some of you guy's can help us out with a cheap and very simple design. My ideal design would use as few transistors as possible and give around 80 - 150 watts.
I've been given some lateral fet's and would like to try them out but not sure on power ratings etc. any pcb designs a bonus
I've been given some lateral fet's and would like to try them out but not sure on power ratings etc. any pcb designs a bonus
You can have a look at this project:
Project 101 - High Power, High Fidelity Lateral MOSFET power amplifier
He even has got a high power alternative.
Project 101 - High Power, High Fidelity Lateral MOSFET power amplifier
He even has got a high power alternative.
These are pure pearls, don't waste them on VFB amp.

When you use them -- use them in pairs -- it raises the gm a bit and lowers the THD%
The LM4702 driver chip works nicely with lateral mosfets -- see this application note http://www.ti.com/lit/an/snaa045/snaa045.pdf
The LM4702 driver chip works nicely with lateral mosfets -- see this application note http://www.ti.com/lit/an/snaa045/snaa045.pdf
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