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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
  • 8901 Views
  • 19 replies
  • 18 kudos

Resolved! PM8805 issues

I want to use the PM8805 as POE controller in a custom project for a 25W classified POE device. The PM8805 should generate the input power for 2 boards in this device.However, when connecting only one board with approx. 30uF input capacitance, the po...

mschulz by • Associate
  • 214 Views
  • 2 replies
  • 1 kudos

Resolved! Application notes or design documents

I'm working on developing product, for that I was going through the documents of AC/DC & DC/DC products for reference but, I'm not able to find any detailed documents. If you have any application notes or design documents regarding these products, it...

AkashG by • Associate II
  • 284 Views
  • 4 replies
  • 1 kudos

Resolved! Does STUSB1602 support Alternate Mode?

Hi Sir, Does the STUSB1602 support Alternate Mode? Is an MCU required to enable it, or can it be implemented directly with the MCU alone? Is there any example code available? Thank you.  

TIENHUA by • Associate III
  • 355 Views
  • 7 replies
  • 6 kudos

Resolved! Juction Temp L6235Q

Hi the datasheet does not contain the thermal junction temperatures for the VFQFPN48, hence hard to work out the max thermal temps for the device. please can you supplyregardsRoss

PM8805 POE Schematic Sanity Check

Dear All,I have created a new schematic for a project I am working on, using the POE Dual Active Bridge PM8805.I have used the reference designs from the datasheet, as well as cross referencing other POE designs online.If someone has the time, I woul...

Resolved! Common mode filter assistance for the PM8805

Hi All,To start, I'm a hobbyist and although I am OK with digital, analogue and the maths surrounding design is beyond me.    I am seeking assistance in specifying the values and component suggestions for the CM Filter as noted in figure 7, page 19 o...

STPM01 IC - Offset Values at Zero Voltage

I have been working, with STPM01 as a peripheral device with my micro controller to develop a e meter. On development with board, on testing on no voltage and no current or in case of voltage ( 220  - 240 AC ) AC and no load current. During these tim...

savanth by • Associate II
  • 181 Views
  • 2 replies
  • 1 kudos
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