Power management

Discuss power management solutions. Ask questions and find answers on voltage configurations, short circuit protection, and programming.

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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    

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willzhou by ST Employee
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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...

YChan.2 by Associate
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  • 3 replies
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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...

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rmaier9 by Associate
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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...

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?

AndresGG by Associate II
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