[moved] calculation of bootstrap circuit, gate resistance by driver ic ir 23364

[mobinmk]

Re: [moved] calculation of bootstrap circuit ,gate resistance by driver ic ir 23364

Thnks

is 220nf decoupling ceramic capacitor beside the electrolytic ??

 

[red_alert]

Re: [moved] calculation of bootstrap circuit ,gate resistance by driver ic ir 23364

Yes, it's a reasonable value. Have you decided about the maximum gate charging current?

 

[mobinmk]

Re: [moved] calculation of bootstrap circuit ,gate resistance by driver ic ir 23364

Pls review this thread

https://www.edaboard.com/threads/330810/

in post#18 is .6A

Qg = 200nc from FG25N120ANTD datasheet

https://www.fairchildsemi.com/datasheets/FG/FGA25N120ANTD.pdf


regards

mobin