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  1. #1
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    pure sine wave inverter mosfet

    I am working on pure sine wave inverter . i have finished frst par ( 12v DC to 300 Dc ) in second part i have used ir2101 to derive 4 irf840 ,switching freq 16 khz . but mosfets get too much hot and burnt ... any help ???? should i change driver ic ??? mosfett or what changing should i adapt . i hav used Capacitor of 33uf any help plz ?

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  2. #2
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    Re: pure sine wave inverter mosfet

    please show the circuit diagram. it will make it easier to solve the problem.



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  3. #3
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    Re: pure sine wave inverter mosfet

    Click image for larger version. 

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    IR2101 , Capacitor 33uf , mosfet ir840 , freq 16khz



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