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-   -   please help (http://www.diyaudio.com/forums/class-d/158149-please-help.html)

cccv 7th January 2010 02:44 PM

please help
 
I want to build d class amp.
what mosfet you suggest for - 2*2kw rms @ 4ohm . +-220v , irs2092 driver

81bas 7th January 2010 05:22 PM

Quote:

Originally Posted by cccv (Post 2038466)
I want to build d class amp.
what mosfet you suggest for - 2*2kw rms @ 4ohm . +-220v , irs2092 driver

Use 200 volts IRFB4227 mosfets in bridge configuration with +/-70v rails...
This will give you output voltage approx 130 Vp, approx 92 Vrms, and approx 2.1kW into 4 Ohm...

darkfenriz 7th January 2010 05:32 PM

FDP2532, FDP2552, IRFB4615 in full bridge as mentioned above


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