st6200 motor control

[alanlai1]

Posted on November 12, 2003 at 06:13

st6200 motor control

[alanlai1]

Posted on November 12, 2003 at 05:33

The attachment is a appnotes

In Page2 of attached pdf , figure1. Is it the figure right to connect the vcc with neutral? the neutral is AC voltage source, right? If yes, is it wrong to connent tpo the vcc ? (vdd pin of MCU) ________________ Attachments : ST6_-_ST6200C_UNIVERSAL_MOTOR_DRIVE_SOFTWARE.pdf : https://st--c.eu10.content.force.com/sfc/dist/version/download/?oid=00Db0000000YtG6&ids=0680X000006I0Iq&d=%2Fa%2F0X0000000bWx%2FdfbMOvNwCDrju2WvSaB9G4xhKrVKW.fHvBXJM2rt9Nc&asPdf=false

[sjo]

Posted on November 12, 2003 at 06:13

This is ok because it is a transformer-less power supply.

see

http://www.stmcu.com/files/mcu/8313.pdf

for details. Remember its not isolated, especially if connecting an emulator - use a isolation transformer. Regards sjo