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> On Mar 22, 2020, at 12:00 PM, John Dammeyer <[email protected]> wrote: > > I'm not sure the processor board is all that good a deal. It's only > targeted at sensorless boards and doesn't appear to deal with encoders. The > pair are $230 Cdn from Mouser and for that price I believe it's possible to > buy a 750W drive from China without all the work I’m pretty sure you don’t want the processor on on a versatile servo drive. It does work a treat for a stand-alone PMSM motor. > I'll look into that. What voltage is your motor? My motors are repurposed pancake washing machine motors. They are rated for 90v-230v. I imagine the one drive might have PFC/boost converters that bring the DC bus up to 400vdc. > John > > >> -----Original Message----- >> From: Thaddeus Waldner [mailto:[email protected]] >> Sent: March-22-20 9:07 AM >> To: Enhanced Machine Controller (EMC) >> Subject: Re: [Emc-users] PMSM, STMBL Drive >> >> ?Interesting! >> >> I actually purchased their 10amp development board and m1 099m controller to >> see if it turns my motors. It works fine. >> >> https://www.infineon.com/cms/en/product/evaluation-boards/eval-m1-cm610n3/ >> >> https://www.infineon.com/cms/en/product/evaluation-boards/eval-m1-099m-c/ >> >> Their motor controllers have built in motor driver logic that runs the motor >> with sensorless field oriented control after several >> motor parameters are configured. The 099m that I got is only a motor driver, >> but they do have proper 32bit MCUs with the motor >> drive logic & hardware added on and accessible via api. >> >> My problem is that I am not an electrical engineer and therefore cannot >> design a board that would be safe and dependable until its >> end of life. I would like to buy this drive in a nice plastic package that >> looks like an AC inverter. >> >>>>> On Mar 22, 2020, at 8:38 AM, Roland Jollivet <[email protected]> >>>>> wrote: >>> ?On Sat, 21 Mar 2020 at 18:32, Nicklas Karlsson >>> <[email protected]> >>> wrote: >>> >>>>> *rene-dev <https://github.com/rene-dev> * commented on May 7, 2018 >>>>> <https://github.com/rene-dev/stmbl/issues/91#issuecomment-386898077> >>>>> IRAM256-1567A2 or IRAM256-1067A2 can be used as replacement, but they >>>>> only have 15 and 10A, but thats plenty for most servos. >>>>> they are still available at mouser. >>>>> and I see they are near 26bucks at >>>>> https://m.th.aliexpress.com/item/32839176520.html >>>>> and later said >>>>> *rene-dev <https://github.com/rene-dev> * commented on Jun 21, >>>>> 2018 >>>>> < >>>> https://github.com/rene-dev/stmbl/issues/91#issuecomment-399050388> >>>>> All A2 models seem to be out of stock now. The A models can be bodged in: >>>> >>>> Decided discrete transistor was a good idea, have sometimes been in doubt >>>> but then looking on availability of components it feels like a really good >>>> choice. Have prototype boards but nothing I dare to sell yet. >>>> >>>> >>>> Regards Nicklas Karlsson >>> I looked at this the last time it was discussed and thought these might be >>> a good choice. And re-lay the board; >>> >>> https://za.rs-online.com/web/p/motor-driver-ics/1339905/ >>> >>> https://za.rs-online.com/web/p/microcontrollers/7238978/ >>> >>> Roland >>> >>> _______________________________________________ >>> Emc-users mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/emc-users >> >> _______________________________________________ >> Emc-users mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/emc-users > > > > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
