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Re: OL-DRSSTC - 12
- To: tesla@xxxxxxxxxx
- Subject: Re: OL-DRSSTC - 12
- From: "Tesla list" <tesla@xxxxxxxxxx>
- Date: Sat, 15 Oct 2005 11:51:02 -0600
- Delivered-to: testla@pupman.com
- Delivered-to: tesla@pupman.com
- Old-return-path: <vardin@twfpowerelectronics.com>
- Resent-date: Sat, 15 Oct 2005 11:53:26 -0600 (MDT)
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Original poster: "Dmitry (father dest)" <dest@xxxxxxxxxxx>
> Original poster: Terry Fritz <vardin@xxxxxxxxxxxxxxxxxxxxxxx>
> Hi All,
> Today I tracked down the voltage droop problem.
> When the IGBTs turn on, the voltage across the caps drops to the 10
> volt IGBT rail. The electrolytics contribute NO real current to the
> oscillation!!!
and if they should do it? :-)
could you give such parameters of your electrolytics like esr & esl,
and their Fres?