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
  • 9975 Views
  • 22 replies
  • 23 kudos

Resolved! L7987 in LDO when VIN < VOUT programmed

HiI am working on an application with wide VIN from 6V-60V and the target VOUT is 15V 3A max.When VIN > 16V, L7987 should fit my application. Problem is that when VIN drops below 16V, eDesignSuite reports an error so simulation is not possible. It st...

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KLeun.1 by Associate II
  • 420 Views
  • 6 replies
  • 1 kudos

Resolved! Project files for Vienna rectifier and DC DC converter

Hello ST community,We are working on a 15kW Rectifier module for EV charging application. This module contains 15kW Vienna rectifier and 12kW DC DC converter, input voltage: 3 phase 415V, output voltage: 40V-120V. For this requirement, we are explori...

AkashG by Associate II
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  • 1 replies
  • 0 kudos

3.3KVA Single phase non isolated solar on grid Inverter

Hello ST Team, Greeting from Uniglobus, is the child R&D Electronics company of Polycab India limited My self Grishma Bhatt, I am Power Electronics Design Engineer We would like to start a new product 3.3KVA Single phase non isolated solar on grid In...

Grishma1 by Associate II
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  • 5 replies
  • 0 kudos

Resolved! STEVAL-10MLPVCB Code

Hi,I am building a 3L Buck Converter with MPPT tracking, using the STM32G474CBT6.The STEVAL-10MLPVCB has a very similar concept to what I want to achieve, I based my MCU choice and other details on it.Is it possible to obtain the source code / CubeID...

janik by Associate
  • 194 Views
  • 1 replies
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L9825 SPI INTERFACE TIMING related concerns

I have following three concerns related to SPI interface timing of L9825 low side driver IC. Please refer the image below. 1. Do we really need to toggle the clock signal within 100ns after NCS changed from High to low. If this 100ns is exceeded what...

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Deva by Associate
  • 219 Views
  • 1 replies
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Resolved! PM8805 issues

I want to use the PM8805 as POE controller in a custom project for a 25W classified POE device. The PM8805 should generate the input power for 2 boards in this device.However, when connecting only one board with approx. 30uF input capacitance, the po...

mschulz by Associate
  • 279 Views
  • 2 replies
  • 1 kudos