Power management

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

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...

willzhou_0-1717985741931.png
willzhou by ST Employee
  • 3026 Views
  • 14 replies
  • 6 kudos

ST1S14 regulator start up issues during power ramp testing

Our product has the ST1S14PHR step-down regulator to supply 5V to the rest of the board. The input voltage range to the regulator is 8V to 24V, and the output is 5V at 1A max. We are seeing start up issues with the supply during power supply ramp tes...

NKhat by Associate
  • 491 Views
  • 0 replies
  • 0 kudos

How to use battery on B-L072Z-LRWAN1?

I found jumper jp9 for section TCXO to VDD or extrnal TCXO power but not sure set mode to use battery holder BT1. Please advise me. How to use battery on B-L072Z-LRWAN1.

SPrap by Associate
  • 322 Views
  • 0 replies
  • 0 kudos

SPV1050 behavior after UVP threshold

Hello,I would like to know what supposed to happen after the UVP threshold.During my test, I put a load at the LDO2 output and after the UVP threshold (Vbatt at 3.7V) I removed the load. After that, I put a solar pannel on Vin. I don't know why but t...

Issue with starting VIPer35 flyback

I'm facing a strange situation with VIPer35. First, I bought STEVAL-ISA183V1 evaluation board to got an idea how VIPer35 works. Then I made my first prototype PCB using custom made transformer that also works fine. But when I use the same schematic (...

0690X000006Bw4RQAS.jpg 0690X000006Bw4WQAS.png 0690X000006Bw4bQAC.png
DKotl by Associate
  • 319 Views
  • 1 replies
  • 0 kudos

STPM34 Active Power and Power Consumption Issues

Hi guys,I'm using STPM34 ASSP IC and get some issues. Hope you can give me a help. I followed it documents and recommend design.I’m trying to use your evaluation firmware in order to interfaces with STPM34 by using an external MCU (STM32F15) through ...

0690X000006Bv4hQAC.png
TLe.11 by Associate
  • 372 Views
  • 0 replies
  • 0 kudos

BLDC Error FOC with ST Motor Control Workbench

Greeting!First of all I'm quite new and not really familiar with the STM products.I want to control a BLDC motor (Turnigy Multistar 4225-390Kv 16Pole) with the Steval-spin3201.When I connect the ST MotorControl Workbench with the eval-board and press...

tom1 by Associate
  • 360 Views
  • 0 replies
  • 0 kudos