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
  • 9885 Views
  • 22 replies
  • 23 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
  • 105 Views
  • 4 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
  • 218 Views
  • 7 replies
  • 4 kudos

Resolved! LED1202 Address Pins

I notice that in the schematics for the STEVAL-LLL007M1 STEVAL-LLL007V1, part of the evaluation kit for the LED1202, several of the A0 pins for the attached LED1202s are pulled to ground with 10K resistors.  However, in the datasheet for the LED1202 ...

Are WBC86TX, WLC38RX discontinued?

HelloCurrently, all information on WBC86TX and WLC38RX has disappeared from the ST homepage.Does this mean that the two chips are discontinued?I would like to know whether they should not be applied to new designs,and how long they are planned to be ...

Wisejet by Associate
  • 437 Views
  • 11 replies
  • 6 kudos

Resolved! SPV1050 Temperature Range

Hi."Does STMicroelectronics have any plans to release the SPV1050 with an extended operating temperature range suitable for automotive (e.g., –40°C to +125°C) or military-grade applications?"Best Regards.

igdor by Associate
  • 54 Views
  • 1 replies
  • 0 kudos

Revision code on STUSB4500

We have a batch of chips labelled M27400 and another marked M37400.  Does this marking indicate the version number of the chips?  I'm seeing a difference in behavior between them (the M34700 are reporting PE states I haven't seen previously). Thanks,

Resolved! STDES-2KW5CH48V

Hello,We are working on building 48V Lithium battery charger for AGV's. I would like to know if below Eval board from ST is available for purchase. STDES-2KW5CH48V2.5 kW - 48 V battery charger reference design for industrial light electric vehicles (...

BTA24-800CW can't switch off 60 W resistive lump

i am using MOC3063 as an optocoupler and BTA24-800CW as a triac .with 220 V ac and it worked fine (switch on and off) with the 10W,5W,3W resistive loads but when using 60 W incandescent lump it only turn on but not off   i am using this basic circui...

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