Three phase sine wave inverter

The basic idea of designing the inverter is 'sinusoidal pulse width modulation'.

One can get an idea from here.

I have used HEF4752 in this project. It is a 3phase SPWM pulse generator chip. I bought it for 2000 INR. This IC can drive six mosfets/igbts with its complemetary SPWM pulses

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onlyvinod56
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