Power management

Discuss power management solutions. Ask questions and find answers on voltage configurations, short circuit protection, and programming.

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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    

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willzhou by ST Employee
  • 9337 Views
  • 19 replies
  • 18 kudos

Resolved! TORQUE-SPEED RELATIONSHIP?

I have a question, I am presently working with a bldc motor. And I also did a simulation on matlab.So I observed this:1. when I applied a certain load torque (let’s say 0.4Nm), then I give my controller a set point speed (400RPM) the controller is no...

Resolved! Run current limitation

Using SPINFamily Evaluation Tool 3.2, STnucleo-f401re and IHM03A1, I try to drive a 48V-9A motor. In SPINFamily interface, I choosed current mode and tried to set run current to 9A. But an error show up in the interface: "Power dissipation on sense r...

BL1 by Associate II
  • 3745 Views
  • 16 replies
  • 0 kudos

Adding Power Delivery

Hello.1- We want to add USB Power Delivery to an existing converter which can deliver 2x 5.1 V/3A from an unique power stage (isolated converter with one transformer, one regulator IC, etc.).The PD-controller has to meet the following requirements:-N...

FC1 by Associate
  • 1597 Views
  • 4 replies
  • 1 kudos

Avoid back emf on steval-spin3201

Back emf from the motor is entering into other digital causing some issues. How can i avoid/isolate this back emf on STEVAL-spin3201

B.4 by Associate II
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  • 1 replies
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Resolved! How to configure POWERSTEP01 ocd_th in current mode?

Hi,Using IHM03A1, I try to drive a 48V-9A motor. I've set up the POWERSTEP01 driver in current mode, with default registers values, which works nicely but with low torque. Now I want to increase current up to 9A. I've changed IHM03A1 R1 and R2 resist...

BL1 by Associate II
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  • 3 replies
  • 0 kudos

Linux kernel driver for the L9823 ST chipset (digital output)

Hi Team,   We are using the L9823 chipset and it is interfaced with imx9qm SOC over spi.   Now, I gone through the code of linux kernel but I cann't see any linux kernel driver for L9823 ST chipset.   can you please help us to get the linux kernel dr...

DS.6 by Associate
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  • 1 replies
  • 0 kudos

ESC Commutation, Noise and Max. Speed Problem

Hello Sir or Madam,We have designed an ESC according to STEVAL-ESC002V1 and used ST's 6Step_Library. In our application, There are commutation, noise and maximum speed problem. MCU and gate driver is STSPIN32F0AMOSFET is STL220N6F7Switching frequenc...