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! L7987 switching frequency

HI Sir,how do we define the switching frequency of the L7987the switching frequency range is between 250KHz and 1.5MHzlooks like if the switching frequency is set to 1.5MHz, the ripple appears to be much smaller, so can we set it to 1.5MHz under norm...

PZha.1 by Associate III
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Confused about stepper spec & tips on pwm-step/dir

Hello! I have asked the few I know who have knowledge of this and now turn to this one inexhaustible source of knowledge aka. the electronics forum. I was going to buy stepper motors yesterday but got so confused about the spec that I need to get an...

tom22 by Associate
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STEVAL-IP023 firmware update with STM32CubeProgrammer fail

I tried to update the STEVAL-IP023 board with DFU using  STM32CubeProgrammer, but the STM32CubeProgrammer hang during the procedure, see picture attached.The board is recognized ad DFU device but the procedure does not work.Any suggestion?Thanks 

crudo by Associate II
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STGF7NB60SL IGBT Material Properties

Dear STM,I am a student and currently working on the lifetime estimation of an IGBT for my research, which involves a Finite-Element simulation on STGF7NB60SL IGBT.To run the simulation, I need to know the material properties of different layers in t...

jsp2 by Associate
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STSPIN958 as a full bridge digital adjustable PSU

Dear all, The STSPIN958 contains all to build a digital controlled (hard switching) full bridge adjustable power supply, including the power mosfets, to my understanding. Or am I missing something important? If set as " Single full-bridge - PWM trimm...

MichiS by Associate
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L6234 Vref capacitor

Posted on April 04, 2013 at 20:26The AN1088 app note states:�Vref ( Voltage Reference).This is the internal 10V voltage reference pin to bias the logic and the low voltage circuitry of the device. A 1mF electrolytic capacitor connected from this pin...

marek23 by Associate
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  • 1 kudos