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
  • 6478 Views
  • 15 replies
  • 10 kudos

How to get Equation2 in AN5287

Hi there,I am studying the application note: AN5287. It provides lots of helpful information about SMPS calculation.But I don't understand Equation2.  What is original formular for this?RegardsAlex Chen 

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I need the name of this sop8 IC

millenium mps 1000 drum moduleI need the name of the sop8 integrated circuit. The ST logo on it says ua gb145. The 8th leg is +12 volt input. The 7th leg is gnd. The 3rd leg is 2t1 smd push button. The 1st leg is out +12. Can you tell me what this in...

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Volkann by Associate II
  • 1218 Views
  • 6 replies
  • 11 kudos

STSPIN958 Thermal shutdown does not work

Hi,We are using STSPIN958 for BLDC control, and under 33V, 2A, when external force applies to servo, and the current goes up to about 2A, the chip burns before the thermal shut down kicks in.I would also like to know the value of "Tsd" delay timing p...

STSPIN958 EN Delay

Have a quick question. What is the delay time from when the EN is pulled high to when the half bridge becomes non Hi-Z? Similar is disable delay time from when the EN is pulled low? I wasn't able to find this information in the data sheet. We will b...

twjudge by Associate
  • 382 Views
  • 1 replies
  • 0 kudos

STSPIN840 Motor Current sensing

Hi,Working on a project involving the STSPIN840 motor driver connected to a PIC32MK microcontroller,trying to implement current sensing for accurate motor control. The STSPIN840 has the current sensing pins SNSA, SENSEA1, and SENSEA2 for each channel...

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KTH by Associate
  • 254 Views
  • 0 replies
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Low Input Voltage to AEK-POW-BMS63EN

Hello, The AEK-POWBMS63EN is a Battery Management System. I am not sure if I can connect to a voltage lower than 48V, if yes, would it work optimally? What issues I might come into? Please kindly advise  

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shafkat by Associate II
  • 390 Views
  • 3 replies
  • 1 kudos

Resolved! STWLC38 driver code

Hi, We have integrated the STWLC38 as receiver for our device. We want to know how to read the registers to know the status of charging, voltage and Current. https://github.com/STMicroelectronics/STWirelessCharging-C-Drivers/tree/main this gives patc...

plawat by Associate III
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  • 3 replies
  • 0 kudos

Resolved! L6482 GetStatus command

Hi all, I'm using a L6482H on a PCB with STM32F439VIT6 to drive a stepper motor. MCU and driver are connected via SPI. I have an issue with the GetStatus command; when the switch input on the L6482H is closed and the driver receives a GetStatus comma...

Dan_ST by Associate II
  • 605 Views
  • 3 replies
  • 1 kudos