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...

willzhou_0-1717985741931.png willzhou_1-1734156149269.png willzhou_0-1734155900141.png
willzhou by ST Employee
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  • 15 replies
  • 10 kudos

Snubber for a TRIAC controlled by phototriac

Hello, I'm designing an AC switch with a TRIAC. This TRIAC is controlled by a phototriac. The following connexnio is used : R1 and C1 is a snubber to protect the phototriac.   Is this case, is it necessary to add a second snubber (see below) to prote...

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Vvedr.11 by Associate II
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  • 3 replies
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Resolved! Can not set L6470 register

Hello, I am trying to use L6470 for stepper motor control.I tried to change L6470's step mode register from 0x07(reset value) to 0x05.But when I read it back after I sent a command, its value was the same.I use 6 L6470 chips but this problem happened...

Jhan.1 by Associate II
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  • 2 replies
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Resolved! Need ACIM Evaluation kit

Hi, I am looking AC Induction motor evaluation kit. I have worked experience with STM32F4 and STM32F7 series microcontroller. So i need to make AC Driver for AC Induction Motor with all Four Quadrant operation. So please suggest me the AC Inductio...

Resolved! Developing Variable frequency drive using STGIF7CH60TS-L

Hello all,I am trying to design a VFD using STGIF7CH60TS-L and stm32f030r8 micro.I found that ST has a motor control library for PMSM motors.But I could not find any reference to port it for induction motor.Could anyone please point me in the right d...

Current rating for L99MD01

Hello!I'm looking for a octal half bridge driver that can derive a 3 motors and I found the L99MD01. I think it's a good fit, however, I'm not sure about the current rating since there is a contradiction between different resources online. In the dat...

YAlor.1 by Associate
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How to use STBB2

Model: STBB2J30-RThe circuit is the same as "Figure 1. Application schematic for fixed version" on page 3 of the data sheet.However, the output voltage is 2.8V instead of 3.3V.Is there a similar event? If so, please tell me the details.The settings a...

GoToHiro by Associate
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BTA40 700 AC 9228

Searching for a replacement or datasheet for a TRIAC : p/n : BTA40 700 AC 9228it is the marking on the TRIAC i need to replace.Thank you !

ELE J.1 by Associate II
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  • 4 replies
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Possible replacement for STC3115AIQT

Hello,          Can you please let me know if the IC STC3115AIQT is currently being manufactured by ST or have they decided to end its production? This IC is currently not available with most vendors.Also, if this IC is not likely to be available soo...

UKhan.3 by Associate
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  • 0 replies
  • 0 kudos