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
Overvoltage and undervoltage protection of the input power grid of HVLED007
I am using the PFC flyback power IC HVLED 007. I see that this IC does not have the function of protecting high voltage (OVP input) and low voltage input (UVP input) of the power grid. So, when the grid voltage is high, the components can be damaged,...
Resolved! STWLC38 TX mode
Hello, I am trying to use one pair of STWLC38 in TX and RX mode each. And here are my questions. 1) I could find the firmware for RX in ST website, but not the firmware for TX. Does the RX firmware include TX configuration as well? 2) When I debug th...
A5975D Blow on Power Up
Hello, I am using the A5975 in an applicaiton that blows on power up. This sounds similar to the issue in the post below:https://community.st.com/t5/power-management/st1s41-step-down-switching-regulator-destroys-itself-on-low/m-p/171683 I have been u...
Viper37HE
Good afternoon I'm designing a power supply and I have doubts about the transformer winding. I need to know the number of turns of the primary, secondary and auxiliary. Characteristics: Primary: 100-400VDC - 100kHZSecondary: 5V 4.8AAuxiliary: 12V 0.0...
STWBC2-HP UART Commands
Hi ST communityThe STWBC2-HP can be used with a GUI for configuration and plotting voltages and currents. The communication between GUI and firmware is done by UART. Is there any command list available that I can program my own interface on the compu...
problems in STD10P10F6 spice model in Virtuoso
When I simulated the spice model of this PMOS device in Virtuoso, the following error occurred. How can I modify this? Thanks!
ST's powerSTEP01 chip control motor does not lock shaft problem
Hello, I'm debugging ST's powerSTEP01 chip, how can I control the stepper motor without locking the shaft, so that the rotor can rotate freely? Is there any relevant registers or control pins? Looking forward to receive a reply. Thanks. This post has...
Spice model for BU941
Is there a spice model for the BU941ZT.Thanks
Resolved! EP pin on L6924D
Hi! I'm using the L6924D chip for a university, and just saw a pin called EP. Searching on net, it is pointed that it's used for thermal purposes. Is that correct? If it is, what is the best approach for optimizing this parameter, considering the mod...
DRIVER LED STCMB1
Hello, I am having problems with the design of a 200W 36V LED driver.The LED driver works well up to 1A, I have tried to modify Rfmin and Rfmax to vary the frequency ranges but I cannot get it to work more than 1A.What is the solution to my problem?
