Power management

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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 2. Python drive code, check attach file "Python_FT260_S...

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willzhou by ST Employee
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Resolved! Issue with STSW-L9961BMS - NO Device Found

Hello,I am conducting tests using the STEVAL-L99615C evaluation board. Despite following the L9961BMS Quick Start Guide and User Manual, I am encountering an issue with Demo 1. As shown in the attached picture, the message "No device found" continues...

jslee by Associate II
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  • 4 replies
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LNBH23 and LNBH26

Hi,I am using LNBH23 and LNBH26 for our LNB control. And I have the following question:1) When I power LNB with 18VDC, I can enable/disable 22KHz properly.2) When I power off LNB, I can't enable 22KHz.Anyone can tell me how to enable 22KHz without LN...

CSu.12 by Associate II
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Resolved! L7805 MBTF

I am writing to request specific information regarding the MTBF (Mean Time Between Failures) of the L7805 positive voltage regulator component. We are considering using this component in a critical project and need to assess its reliability for our d...

Vicent by Associate
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L6470 ReleaseSW command fails

ReleaseSW command fails to bring the motor out of the switch. Is there a reason the ReleaseSW command fails to bring the motor out of the switch? The software reset sequence I follow is as follows: 1. Issue software ResetDevice 2. If the SW is NOT LO...

lorenc by Associate
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Resolved! STDrive101 Entering fault on boot and not leaving it?

Hello!I'm trying to make a open source test board which allows people with an Arduino to try out using the STDrive101 chip. However, I'm running into an issue where it appears to be entering fault mode and refusing to leave it (leaving all mosfets di...

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Can T1635-600G replace T3035H-6G?

We selected the Triac ST# T1635-600G for refrigerator project, to control the compressor (inductive loads). Tested T1635-600G, the heat is very serious when passing 16A current, even using a heat sink temperature is more than 100°C. Therefore, I want...

Margaret by Associate
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What is the correct way to drop voltage in circuit

 Hi Team i designed the schematic shown below for my automotive GPS Tracker Screenshot 2024-05-27 1500131355×883 62.2 KBHere i used diodes for droping the voltage main regulator D17 used for 5 to 3.8v approx.auto bat circuit D7 used as 4 - 3.8v appro...

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STC3115 OCV offset

Hi, I would like to adjust OCV parameter in STC3115. In datasheet I see equation for calculation OCVtab value. But I don`t understand it. If I have STC3115IQT and I can set 100% SOC from 4.313 V to 4.22V.(4.22-4.313)/0.55 = 0.05 but to register I ca...

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lorant124 by Associate III
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STEF12PUR

Hello I want to use STEF12PUR (electronic for 12V) and have following question:1. What is the response time of this fuse (how fast it will trip in case of over current)?2. For me not clear difference between ILIM and ISHORT?3. If I want to set fuse f...

AlexHalf by Associate III
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  • 0 kudos