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
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Resolved! LED7708 flickering/flashing issue

HiWe observe sudden changes and flickering especially at low level luminosity.attached oscilloscope capture_1 is taken at one of green LED channels. During the dimming cycle, the ghost pattern causes momentary flashes in LED brightness.again oscillos...

b_1 by Associate
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Incorrect example files are on the ST website for STEVAL-ISA164 STNRG388A digital controller eval boards sup. I submitted a support support ticket, but if someone could create a simple example to fix missing Example 4 it would be greatly appreciated

I wasn't sure where to post this request for the STNRG digital control IC example files so Power Management is my guess.There is a link to download 5 sample files for the STLUX chip and 3 more for the STNRG digital controller eval boards. In the avai...

Resolved! Subject is MOC3021 : What is the typical control voltage ?

Il the decription of the datasheet we can read this text :They are designed for interfacing between electronic controls and power triacs to control resistive and inductive loads for 115 VAC operationsBut in the Typical Application Circuit (figure 12)...

MHéna.1 by Associate III
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L7981 Random Dropouts

Hi, I'm looking for technical help on an L7981 voltage regulator issue. We have been using these for years in various designs with minimal issue. On a recent new prototype, I am having an issue I have never seen before, where on occasion the regulato...

MGarr by Associate
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  • 3 replies
  • 0 kudos