Power management

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

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Resolved! STPMIC1 BSTOUT Continous output current

Hello,In the STPMIC datasheet, the BSTOUT continous current  is specified as being greater than 1.1 A when 3.3 V < VIn < 5.5 V.If the voltage Vin is greater than 4.5 V, does the  BSTOUT continous current  increase?I assume so, since the inductor's pe...

Resolved! SPV1050 sample time

The Tsample value doesn't reach the published value (between 0.3 and 0.5 s, and from my measurements between 0.3 and 0.35 s) until Vstore reaches the EOC threshold. Before, it is just around 80 ms. Once EOC is reached and when Vstore decreases again ...

mgasulla by Associate
  • 413 Views
  • 2 replies
  • 1 kudos

Resolved! Wide output range with L6598D

Hi ST team,We are going to use L6598D PWM controller (Half bridge topology) followed by PFC IC L4985B for our variable power supply design.We need two models for variable (programable) power supply (Model 1 & Model 2) as below specifications. So, can...

ST_HF bridge.jpg

Reflow and Pin-in-Paste Compatibility for VNP Series TO-220

Hi, We are currently using the parts listed below and would like to confirm if they are reflow compatible. We plan to use a paste-in-hole (pin-in-paste) process for these through-hole components during SMT assembly. Could you please advise if the fol...

Jay7 by Associate II
  • 335 Views
  • 6 replies
  • 0 kudos

Resolved! Marking of STH145N8F7-2AG

Hi Engineer, Based on the data sheet, the marking of STH145N8F7-2AG should be "145N8F7 ", but the parts I purchased were with marking of "145N8F7-2". Could you help suggest whether I purchased correct parts? Thanks, Haddy

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Resolved! Need help with L99615 Steval communication

Hello,I am currently working with the STEVAL-L99615C evaluation kit and the Nucleo G071RB microcontroller board. My goal is to set up a LabVIEW program that can:1. Adjust the output voltages of power supplies to simulate real battery cells.2. Read da...

L9961 BMS IC Configuration and Debugging Issues

My name is Jeongsoo Lee. We are using the L9961 (BMS IC) and have configured the circuit using the L99615C development board to establish a basic framework. However, our battery solution requires a 3-series configuration. The datasheet and developmen...

JSleeeee by Associate
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  • 2 replies
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Chain STPM33 Clock

Hello,is it possible to cascade multible STPM33 Chips? That means SPTM33 + Crystal as master -> two STPM33 CLKIN-> Last CLKOUT -> two STPM33 CLKIN 

Screenshot 2025-09-10 140729.png