Power management

Discuss power management solutions. Ask questions and find answers on voltage configurations, short circuit protection, and programming.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Top marking LD59015C33R

Hello ST Team,could you please provide the marking code for LD59015C33R?Where can i find it on my own? A register to verify parts by codes would be great.ThanksThilo Roth

Dillo by Associate
  • 4 Views
  • 0 replies
  • 0 kudos

How energy flows in STEVAL-HARVEST1

Are there any more resources to understand how to use STEVAL-HARVEST1, how does the energy flow from super capacitors to the MCU and also the back up capacitors. I feel few things are missing the schematic and the user guide. I want to first implemen...

image.png
SaiVenkat by Associate II
  • 595 Views
  • 14 replies
  • 9 kudos

STSPIN840 Setting overcurrent values

Is the overcurrent protection set to 3A on the STSPIN840? If so, is there a way to change the trip value of the overcurrent protection to better align with its application? I want to change it so that the overcurrent trips at 1A. Thank you!

Resolved! How to set STUSB4710 PDO profiles

Hi, I am designing a 25W power supply for the raspberry pi 5 for my battery powered project. The buck regulator I am using has a fixed 5V output and I want to use the STUSB4710 to offer 5V 5A to the Pi. How can I program the registers to do so via I2...

CMaker by Associate II
  • 565 Views
  • 7 replies
  • 3 kudos

STUSB4710 PD-Source Configuration Without Feedback

Hello,I am using the STUSB4710 as a PD-Source in my project and have a few questions regarding its configuration. In my setup, I have not utilized the feedback configuration. Instead, I am connecting the PDO outputs of the STUSB4710 to a microcontrol...

AHammoud by Associate
  • 861 Views
  • 1 replies
  • 0 kudos

L9961 Cell voltages deviate during discharge

Hello, we are having an issue where our cell voltage readings are drifting when discharging. When there is no current, the voltages all read correctly. However, during discharge, we see that cell 5 and cell 1 have lower voltage readings by about 150m...

jondobrinc_0-1777677662697.png jondobrinc_1-1777677981935.png

Resolved! STTH10002's Humidity working range

Hello to all, I am looking for the min-max humidity working ranges of the STTH10002TV1 diode (in %) as I can't find it in the product specification.Is there a general value for all the ST's diodes? If so, where can I find it ? Thank you for your time...

STPM3x Calibration Setup Understanding

Good morning,I currently have my final design ready but I am struggling to understand the meter calibration setup in AN4470. Below are images of how to setup to meter a load as per UM2066 and also how to setup the meter for calibration as per AN4470....

JB_02_1-1777645890950.png JB_02_0-1777645677003.png
JB_02 by Associate
  • 78 Views
  • 0 replies
  • 0 kudos

STUSB4500 Repeated Component Failure

Good Evening,I am a student doing a capstone project, and I have been having a massive headache with the STUSB4500 PD negotiator. I am using it to pull 15V at 3A from a power brick so I may power a handheld device downstream. We utilized a recommende...

Screenshot 2026-03-30 210912.png Screenshot 2026-03-30 210303.png Screenshot 2026-03-30 210745.png Screenshot 2026-03-30 210803.png

Resolved! STEVAL-L99MH98 evluation board layout

Hello, I didn't find the layout this board online. can someone help me find the layout of this STEVAL-L99MH98 board? Layout I am asking is not present in the user manual of this board.   Thank you, Br, Gopal