Power management

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Wireless Charging solution Wiki

This Topic is used for Wireless Charging solution Mcu drive code GitHub - STMicroelectronics/STWirelessCharging-C-Drivers: Standard C platform-independent drivers for wireless charging ICs Python drive code, check attach file "Python_FT260_ST_WLC.7z...

willzhou by ST Employee
  • 6 replies
  • 2 kudos

USB Device Not Recognized for STBC08PMR

Hello,On my custom designed PCB, there is a USB port for battery charging and programming ESP32 microcontroller. When I plug in to the PC, I get "USB Not recognized" message. In addition, the two LEDs are light up. In the datasheet of the charger IC ...

AE104 by Senior
  • 1 replies
  • 0 kudos

Resolved! WBC86TX and WLC38RX inband communication

Hello everyone,I have the STEVAL WBC86TX and RLC38RX evalboard here and I am currently testing them with the STSW-WPStudio.In my application I want to implement an custom inband communication between RX <--> TX. It seems that there is the possibility...

simonh by Associate II
  • 1 replies
  • 1 kudos

Resolved! Series resistor in VSPI pin of EV-VNF1048F

Hello,I was wondering why a 1K resistor is connected in series with the VSPI pin of the EV-VNF1048F.The pin has a current consumption of 3mA. So does that make a drop of 3V ?

srnath by Associate II
  • 1 replies
  • 1 kudos

Resolved! Charge pump circuit capacitor selection VNF1048F

Hello,I was checking the evaluvation board of VNF1048F for a efuse application to control motor drive. I wish to know how the capcitors for the charge pump selected in the evaluvation board. I am able to see 470nF in the evaluvation board schematics....

srnath by Associate II
  • 3 replies
  • 1 kudos