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    

willzhou_0-1717985741931.png
willzhou by ST Employee
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  • 19 replies
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STWLC38 GPIO Functions

Can you help to explain the function of these GPIO settings on the RX IC?0x0A - RX power Out OD - this function is not mentioned in the datasheet or EVK user guide but is available through the GUI. How does it work?0x05 - what does FW ready indicate?...

pEEter by Associate II
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  • 2 replies
  • 2 kudos

Resolved! About stwlc38 firmware update

Hi,   Due to my mistake, when using the GUI tool to update the firmware, I mistakenly loaded the configuration file into both the PATCH and CONFIG sections. As a result, the chip is not functioning properly and cannot connect to the GUI tool. Is ther...

Hua by Associate
  • 312 Views
  • 1 replies
  • 1 kudos

Thyristor Short in field deployment

Hi Team, We have used a Thyristor for our 24v input protection and conducted lab tests for 24v inputs by feeding upto 2kv surge. When the device is tested with normal regulated power supply or SMPS. The device is ok but when it is deployed in field t...

TwinsterSIM License

TwisterSIM is provided for free, but you need to get approval to use the full version.Is it illegal to continue using it as a trial version without approval?

JSeoy.1 by Associate
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  • 3 replies
  • 2 kudos

Please help me understand strange VN7050AS behaviour

At about 6.3A load the VN7050 switches off the output, which is much lower than I expected given the limit ratings in the datasheet, I suspect my thermal via's are not sufficient and that it is reaching an overtemperature condition, so have made chan...

Resolved! MSL of part#STP85N3LH5

Please review and advise what is MSL(Moisture Sensitivity Level) of part#STP85N3LH5. We are aware that this part is "obsolete".Please provide a related link /document showing the MSL of this part.

Best way to detect disconnected battery

Hi! I'm new in this forum, and my english is not the best, but I will try to explain myself.  I'm charging Lead-Acid batteries with a transformer, and a bridge rectifier. If there was no battery, the signal will be a pulsating signal, but because the...

samu1214 by Associate
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  • 1 replies
  • 0 kudos

Resolved! VND5004ATR-E Both outputs parallel

Dear support team, can I run both outputs of the VND5004ATR-E parallel to decrease the RDSon even more? So just connect both inputs and the load on both outputs? Thanks

rkager by Associate II
  • 313 Views
  • 2 replies
  • 1 kudos