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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L293 shorting output problem

Posted on January 23, 2014 at 10:12I use L293 as an buffer and level shifter from 5VDC to 24VDC on two of our boards and it works perfectly except for one thing: shorting any of the outputs to GND kills the chip! Could you suggest me a solution to t...

milos2 by Associate
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Vnh5019 arduino shield

Posted on February 04, 2014 at 23:40 Hi guys, i saw ST made available EVAL-VNH5019-P2 an arduino motor shield with VNH5019 H bridge. where i can get this board? i don't find it in ST e-store. #vnh5019

L6207 signal and control With 3V3 ucontroller

Posted on January 29, 2014 at 13:04Hy, i must use a full bridge driver L6297 for control two normal DC motor 24V. My uP is  STM32 Cortex STM32F100 with 3,3 Volt supply. Can i control direcly the L6207 with 3,3 Volt level ?? for all the signal contr...

B.Michele by Associate III
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Can L6206 Dual H Bridge used as 4 Half bridge outputs?

Posted on January 26, 2014 at 17:56 Can L6206 be used as 4 half H bridges? I want to use the L6206 to drive 4 solenoids (one end of the solenoid each solenoid will be grounded) of 2.5amps each. Can this be done without damaging the IC. ? Also ...

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gada by Associate III
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speed feedback fault

Posted on January 15, 2014 at 11:41Hello.I've set up the a project with the MC lib from ST, but I run into issues with the hall sensors (I suspect). When I try to start the motor via the MC workbench, the motor makes a small hitch and then stops. Th...

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Which Motor Driver IC to select for driving a 12V 2.5A Solenoid

Posted on December 15, 2013 at 19:47Hello,I wanted to operate a solenoid of 12V 2.5A rating. I would like to know what kind of Motor Driver IC would be suitable for it (controlling through pwm). I am confused about RMS Current and Peak Current ratin...

gada by Associate III
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blank display on steval-ihm022v1

Posted on January 08, 2014 at 09:55Hi.I ordered the steval-ihm022v1 board. As I was familiarizing myself with the board I flashed the provided fw project (with small adaptions) and the lcd project onto the uC and it worked quite fine. But after abou...

Shunt current filter calculation (AN4076)

Posted on December 06, 2013 at 08:40Hello, Maybe someone could share 'Current sensing amplification stage design tool.xlsx' mentioned in AN4076 guide or explain how to calculate initial values of current sensing amplification filter? Or maybe there ...

lauris by Associate III
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L6480 sine wave step noise

Posted on December 17, 2013 at 18:01Hi, using the L6480 motor driver, having a problem with noise, probably due to the starting pulses of the sine wave. Its at 1/128step mode. Attached is a picture of the problem. Anyone know what settings need to ...

robert2 by Associate II
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