Power management

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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 2. Python drive code, check attach file "Python_FT260_S...

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willzhou by ST Employee
  • 1237 Views
  • 11 replies
  • 4 kudos

STWLC98 and STWLC38 TX Mode

Hello,Is there already a solution available to use the STWLC98 or the STWLC38 in TX mode? Is there any application note or some other more detailed description for the TX mode? My problem is the following:I want to transmit 15W, but the STWBC86 can o...

simonh by Associate III
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  • 5 replies
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STWBC86 stops working after a few days

Hi,I have a array of 2x5 STWBC86 on a aluminium plate to make a charging station for multiple devices. They are all connected to a common 5V source and decoupled by a small filter of Ferrite bead and MLCC.After testing them for a while i let them res...

S3rr4 by Associate II
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  • 13 replies
  • 0 kudos

STEF01 Design Assistance

Hey everyone,I am currently working on adding the STEF01 eFuse to my design and I have run into a roadblock. For starters, I can't seem to get the eval board to function. I have added the resistors to the board and I have a load on the output side bu...

mkladis by Associate
  • 167 Views
  • 0 replies
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STCMB1 Second Level OCP Protection and Auxiliary Circuit

Hi,I am curious that how can ı choose electrolytic capacitor of auxiliary circuit? Firstly, I used 10uF electrolytic capacitor at Vcc pin.When I short circuit the output, the HB mosfets has failed.Then I notice that STCMB1 datasheet mention this topi...

MNafi by Associate
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  • 0 replies
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STSPIN250 PWM current control

Hi, I am a bit confused about PWM motor driving. Is Vref the same value as Vavg of PWM? I tried to calculate the value of PWM current control but there have the result is not the same current value as I measured from a test, here are the parameters;R...

6ueiz by Associate
  • 137 Views
  • 0 replies
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STLINK-V3PWR power monitor.

Hi  I have been using the  NUCLEO-LPM01A board to measure current on my product, but I require to read up to 180ma . I have had a look at the STLINK-V3PWR unit, and can someone please let me know if I can simply use this wil the cube monitor power pr...

Average power dissipation of LDP01 series TVS diode

We require a TVS or zener diode for a clamping application with high average power dissipation. LDP01-56AY does suit our needs, but the maximum average power rating is not described in the datasheet. Our application has an ambient of around 60 degree...

SPV1040T Not Working as intended.

Hello, I'm trying to use the SPV1040T MPPT IC to boost up the 1.5V I'm getting from the Solar Panel to 3.8V. When I Power ON the MPPT IC its output just follows the Input and i don't see any chances of voltage getting boosted up. Is there anything wr...

Stalin by Associate II
  • 6841 Views
  • 17 replies
  • 1 kudos

Identification of blown items.

Hi Can anyone id this st device please...Its from a porsche cayenne bms module...vehicle been in a crash and this has blown.... I have id from the another identical item on the board...st-6-6bky z916... This ive found is coming back as thishttps://ww...

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BHP4EVER by Associate
  • 427 Views
  • 5 replies
  • 3 kudos