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
Power management
Discuss power management solutions. Ask questions and find answers on voltage configurations, short circuit protection, and programming.
Forum Posts
Viper01 or Viper0P startup voltage
Is it possible to start either of these Vipers up earlier than their stated HV startup voltage by sourcing VCC manually (external supply) from the Vin voltage?
AN5287 application note - bom
Hello, I am currently reviewing your design guide.Could you share the BOM and PCB Layout for this guide?I am interested in the information regarding the part labeled as U1 in the document.
STUSB4500 + USB device.
Hi,Trying to develop a board that provide power to a tablet, charger, and the tablet manage the device connected to board.If don't wrong STUSB4500 manage the power flow using CCx lines and over D+, D-, Vbus and GND the device "talk" with tablet and h...
STUSB4710 PD-Source Configuration Without Feedback
Hello,I am using the STUSB4710 as a PD-Source in my project and have a few questions regarding its configuration. In my setup, I have not utilized the feedback configuration. Instead, I am connecting the PDO outputs of the STUSB4710 to a microcontrol...
Resolved! What type of Diode I see here? Marking?
Hi, can anybody tell me what type of diode I see here?Marking (see photo) is:ST 6LEZ 904 Board are used for recuperator motor control. Thanks
VNF1048 eFUSE Short to Battery and Open Load detection
Hi, I am analyzing the different diagnostics capabilities of VNF1048 eFUSE.Could anyone share some details on how the Short to Battery and Open Load detection can be done for VNF1048 eFUSE output.Is there any external circuit required to detect the ...
Example Code for VNF1048F
Hello ST Community, i have problems to get the VNF1048F chip to run. It goes every time to the fault state and can not find out, why this problem occurs.The documentation for this chip is not really good and there is not sample application (Source Co...
STTH110,diode failure in two-tube forward application
Hi all， STTH110，the role of the diode in the two-tube forward circuit is the demagnetization of the transformer, which is found to burst in use. The diode is exploded in the middle, pictured below: The question is how did the diode break? The ...
Resolved! L6981C50DR power module pcb design
Hi all,I selected the L6981C50DR for my DC DC buck converter with the following external components and schematic for my application:Cin: GRT31CR61H106KE01L Multilayer Ceramic Capacitors MLCC - SMD/SMT 10 uF 50 VDC 10% 1206 X5R AEC-Q200 RoHS Complian...
L6924UTR: abnormal behavior of ST1 and ST2 outputs
Hi all, I have a problem with the L6924 in the below schematic. After ca. 1 minute of USB power both red and green LED lit and the output keeps on bouncing from 0 to 4.6V with or without battery attached. The 5V USB are stable and so is the charger...
