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    

willzhou_0-1717985741931.png
willzhou by ST Employee
  • 7812 Views
  • 17 replies
  • 18 kudos

AN2761

Hi,We have designed PFC using L6562 referring application note AN2761 on that the auxiliary winding is used only to sense the zero current detect calc. is in Equation 65 but we also need to power the ic using the same winding can i get calculation th...

D_N by Associate
  • 40 Views
  • 0 replies
  • 0 kudos

Resolved! Download STSW-WPSTUDIO

I bought the STEVAL-WLC99RX evaluation board for the STWLC99 Qi 1.3 compatible receiver and cannot find a location to download the GUI to program/monitor the receiver. The page that I am pointed to (https://www.st.com/en/embedded-software/stsw-wpstud...

sedmonds by Associate
  • 1191 Views
  • 6 replies
  • 1 kudos

Viper26k buck converter has an unstable output.

We designed a buck converter based on AN5380 with an input of 600Vdc and an output of 12Vdc. The device turns on at around 55Vdc, but the output keeps shutting itself off and turning on again (image1). This keeps happening as we turn up the voltage. ...

Elin1480 by Associate
  • 198 Views
  • 3 replies
  • 0 kudos

Low current bypass disable VNF1048

Good morning, We are evaluating the use of the VNF1048. During the test phase the problem arose that despite the MOS being in the open state we detect a current flow, even if minimal, that for our application must be avoided. From our point of view t...

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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    

willzhou_0-1717985741931.png
willzhou by ST Employee
  • 7812 Views
  • 17 replies
  • 18 kudos

[3D Request] Missing information: X-NUCLEO-IHM04A1

Dear STMicroelectronics Team, Good day. This is Louie from SnapMagic Search. We create PCB footprints, schematic symbols, and 3D models for electronic components. One of our customers is looking to integrate X-NUCLEO-IHM04A1  into their design and ha...

Missing Dimensions_page-0001.jpg Snapmagic-Email Signature.png

Resolved! VLxx voltage limit on STPMIC1DPQR

V SWITCH_MIN (VLXx)is measured below the the absolute maximum rating on datasheet (-0.5V).However this limit is momentary ony (7.2 ns) as shown on the measurement.Usually datasheet specifies the minimum DC limit and minimum limit during transient val...

Voltage_SW-320mA_Transient_2.png Voltage_SW-320mA_Transient_1.png image.png