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
  • 13173 Views
  • 22 replies
  • 30 kudos

Help with vnf1048f efuse

I have been trying to use the EV-VNF1048F with the vnf1048f high side switch on it to act as an SPI slave to an external ATSAME54 microcontroller master. I just want to read the current that the efuse experiances when connected between a DC power sup...

The minimum system to program the STPMIC25APQR

Hi,We need to pre-program a large mount of STPMIC25APQR offline.So we would design a minimum system to program this device.My question is we only need to program this chip, which pins should be must. we would like to leave all other pins floated(not ...

Nluke.1 by Associate II
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  • 2 replies
  • 0 kudos

EN 60730-1 and BTA41-800BRG

Hi All,We are making controller for 3 phase heater. It is ON/OFF controller, with heater in delta configuration with mains 400 VAC (phase to phase voltage).Heater is always connected to one phase, while other two are controller with ST's BTA41-800BRG...

Miso by Associate II
  • 318 Views
  • 4 replies
  • 0 kudos

VN9E30F Channel deatils

  VN9E30FTR – 6-channel high-side driver with 24-bit SPI interface Max. DC output current is internally limited to 35A for channels IOUT0, IOUT1, IOUT2, IOUT3, IOUT4, and IOUT5 Whether this 35A limit is shared across all channels or applies individu...

KumarTP by Associate III
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  • 1 replies
  • 0 kudos

Resolved! Low side switch to drive 5V automotive relays

Hello ST Team,          We are currently desiging an ECU, which require DO that can drive external 5V automotive relays. We have identified L9338(AEC-Qualified part)  from ST for our design. Kindly confirm its selection and longevity of the part.  Th...

lajitha by Associate II
  • 802 Views
  • 6 replies
  • 1 kudos

WBC86TX, WLC38RX, STSW-WPSTUDIO Datasheets and Software

We bought the following evaluation boards to test a wireless charging concept:STEVAL-WBC86TXSTEVAL-WLC38RXNow it seems that the datasheets of the evaluation boards and also from the chips that they use got pulled from the website. The control softwar...

SRiesi by Associate
  • 748 Views
  • 10 replies
  • 7 kudos