Re: igbt

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: Jan Wagner <jwagner-at-cc.hut.fi> 


On Fri, 6 Feb 2004, Tesla list wrote:
 > Original poster: "claude masetto" <claudmas-at-optusnet-dot-com.au>
 > I'm going to replace the mosfets in my SSTC with IGBT's. I've only bought 2
 > to try and am going to build a half bridge.
 > I would like to know if I can use the same drive for the gates.
 > Do I still need the 15v back to back zeners and do I still include the fast
 > freewheling diodes across the collector emitter legs.

Yes, yes, and, yes. :)

Or the last one "no", if your IGBTs already have an internal co-packaged
ultrafast recovery diode.

Oh and no Schottkys are necessary with IGBTs (just thinking if you had
any in your mosfet setup).

cheers,
  - Jan

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