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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STC3117 - Battery not Found

Posted on May 02, 2018 at 18:26We are using the STC3117 connected to QCom msm8909 SoM booting into Android and are having problems getting it to start up correctly.Once the battery is connected to our device it will never be removed, so we have tied...

EWA STA by Associate
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Adding soft-start to LDL1117

Posted on April 27, 2018 at 04:00Hi,I'd like to use the fixed 3.3V variant of the LDL1117 on my board.  However, I have a concern with inrush current and wanted to add a soft-start if possible.  Can I modify the LDL1117 circuit to add in soft-start ...

VNH5019 drive capability evaluation

Posted on March 06, 2018 at 05:01hi , i am going to use the VNH5019 driver to drive continuous 10 A  for motor load, can the driver have the capability? how to calculate the thermal analysis?thanks#brushed-motor-driver #vnh5019

Motor driver ic

Posted on April 06, 2018 at 14:18I need bi-directional motor driver ic in SOT23-6 package to drive small power motor. Is it available ?

Need help regarding STEVAL-ISA164V1

Posted on April 17, 2018 at 16:36Hi,I got the STEVAL-ISA164V1 board from Digikey.As far as the datasheet and online material shows, its an STNRG family of digital controller. Also, the IC mounted on the board is STNRG388A but when i open ST SMED con...

STC3117 voltage/current values not reading

Posted on April 16, 2018 at 10:27Hi,We are using a STC13117 on a qualcom based SOM, msm8998. We have used this one before in another product, worked fine.We use the driver from https://community.st.com/external-link.jspa?url=https%3A%2F%2Fgithub.com...

C-Lib or include-File for L99PM72GXP ?

Posted on April 12, 2018 at 11:12hello,      I'm looking for a Library or include-File, written in C, but nothing found.    I met a problem?The main chip is reset after the watchdog resets it.    How to reset the watchdog after the main chip reset? ...

USB-C PD Library for P-NUCLEO-USB002

Posted on April 05, 2018 at 16:11Hi, I am developing a USB-C Power Delivery Consumer with VDM Support, but don't know how to use the Library for own Application. Does anyone has a manual how to use the functions from this Library?

STC3115 configuration

Posted on March 16, 2018 at 11:53Dear,Is it possible to adapt the table of SOC values in the STC3115 so I can use a 4.35V (-IQT) version in a situation where I need a 4.2V (AIQT) version of the chip? See AN4324 page 9.Regards,Roland#stc3115 #soc

STEVAL-IPE016V1 voltage measurement problem

Posted on April 10, 2018 at 15:56I'm trying to use the STEVAL-IPE016V1 to get a basic knowledge of the STPM10 chip that i would like to use for an energy meter design. Unfortunately the board was shipped with a faulty connection on the R7 resistor(t...