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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buck-boost AC-DC convertion

Posted on February 24, 2014 at 15:45Good morning, we are looking for an configuration for our application LED driver. We are taking a look among your AN, for L6562 designing in buck-boost config. In the AN3111, at pg8, there is a not clear equation ...

carlo by Associate
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Stepper control with L298 and L297

Posted on January 08, 2014 at 23:07Hi to all, my name is Cosimo and I need help about stepper driver.From an old printer I've get a bipolar stepper and now I'm trying to drive it with L298 and L297 configuration. Whitout the stepper the output of L2...

cosimo by Associate
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L6470 BEMF calculations

Posted on February 12, 2014 at 00:59Hi,Is there an online version of the BEMF compensation tool?  I have a couple of boards from Sprakfun that are based on the L6470 but I'm having issues getting the performance out of the stepper motors that I thou...

rob23 by Associate
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L6470 motor power interlock

Posted on February 11, 2014 at 20:11I am using an L6470 controller in an application that requires an interlock circuit to stop motor rotation if the interlock switch opens. Is it possible to safely switch 24V power to the VSA and VSB pins off then ...

fbasso by Associate
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L6206Q jitter

Posted on February 07, 2014 at 09:56Hi, we are evaluating the L6206Q using the EVAL6206Q board. The output of the chip exhibits excessive jitter. Is this a regular behavior?more desc.: supply voltage 15V, test load 15R/5W, input signals 3V3, 50kHz, ...

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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L6470 step mode step pulse width

Posted on January 28, 2014 at 16:39What is the minimum step pulse width? What are the setup and hold requirements for the direction pin with respect to the step input? I could not find this in the datasheet. All I could find is that the max rate is...

steve2 by Associate
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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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