Power management

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Wireless Charging solution Wiki

This Topic is used for Wireless Charging solution 1.Mcu C drive code: GitHub - STMicroelectronics/STWirelessCharging-C-Drivers: Standard C platform-independent drivers for wireless charging ICs 2. Python drive code, check attach file "Python_FT260_S...

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willzhou by ST Employee
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l6470 Speed Register

Posted on April 15, 2013 at 14:25According to Datasheet Reference:In order to convert the SPEED value in step/s, the following formula can be used:[step/s] = (SPEED X 2 –28)/ tickThat would mean that if I would like to work with step/seconds I hav...

ivlasic by Associate
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Fake STPS20H100CT?

Posted on July 09, 2016 at 13:00Does anybody have an idea, is STPS20H100CT on the photo genuine, or just another one China fake?It is suspicious that it is marked with an unusual for ST font and a circle around ''e3'' is rather an ellipse, but the o...

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eugene2 by Associate
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L6235 current control

Posted on July 08, 2016 at 15:40Hi i have a problem regarding the L6235PD. With the EVAL6235N everything works fine. Problem is my own PCB layout. The monostable never triggers the bridge off and the motor consumes a lot of current compared to the e...

L6470 When CS goes low pulls SDI down with it?

Posted on July 05, 2016 at 11:11Hi,I have been using an microchip explorer16 board with the EVAL6470H board and working fine. Swapped over to my design PCB and there is a peculiar fault where when the CS pin is high the SDI at the L6470 works normal...

EVAL6470PD Vdd supply and SW input

Posted on June 30, 2016 at 22:42I have two EVAL6470PD boards that I will be using to drive the stepper motors in an XY stage. They will be controlled from a PIC32 board through SPI.  Is there any performance or noise immunity advantage to using an e...

jarratt by Associate
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What kind of impact can demage the L6470pd in that way?

Posted on June 27, 2016 at 13:35Hi at all, is there someone with an idea what has happened there with the L6470. I´ve attached 2 photos of the demaged device and on picture of the scematic sheet. It looks like the motor bridges are directly shorted ...

dbecher by Associate
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L6480 SPI errors versus gate drive configuration

Posted on June 20, 2016 at 08:23Hi, I designed a board equipped with two L6480 motor drivers; the drivers are connected in daisy chain mode. To keep the two motor synchronised, the OSCout of the first driver of the chain feeds the OSCin of the secon...