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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easySpin.c's easySPIN_Write_Byte

Posted on July 09, 2013 at 03:09Accoding to the IC datasheet, the number of bytes during a spi transfer can be 1 to 3 bytes, with a single chip select at the start..however, the sample code (for set/get parameters) calls easySPIN_Write_Byte for EVER...

erichz by Associate
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VIPer53 with a wrong protection mode

Posted on July 30, 2013 at 09:56I used VIPer53 in my product,I found that some of them entered into overheat (about 65℃) protection mode after running 70~180 mins at out power was 17W, and my design output power is 30W at Vin=220Vac. Change another ...

replacement for l4909

Posted on July 21, 2013 at 14:57I wanna ask ST for replacement for LDO with multiple outputs L4909I read that this product was obsolete and i wanna use one with the similar function So, can you provide me with the replacement for this part ?Thanks 

ashalaby by Associate
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IGBT gate Driver

Posted on July 19, 2013 at 06:33Hello...I want to chop the DC so that 585VDC into 400VDC. I dont know How to Connect the gate of IGBT w.r.t Emitter. Because Emitter here is not at zero or Grounded, Its floating. The ground of Microcontroller connect...

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L6482H

Posted on June 19, 2013 at 16:54Hi,I'm using L6482H in my board. I changed original MOSFET (eval6482h)  and now I use STP35NF10.My board work ok with default parameters.Im working in STEP_MODE with 1/8 microstep. Rsense = 0.1R / VS = 43VAt low revol...

arocca by Associate II
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Additional analog inputs while using FOC library

Posted on July 17, 2013 at 12:54Hi, I'm planing to use the FOC library (using v3.3) for a brushless motor. The library takes care itself for the input for current (dual insulated current sensor), voltage, temperature, but it takes all the two ADC of...

texgabry by Associate
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ST MC Workbench + ST FOC library

Posted on July 14, 2013 at 01:41 Hi, as I couldn´t get any ifn003v1 board, I bought an EVAL6230QR with an stm32f4discovery, and I´m trying to get them work together with the ST FOC library the ST MC Workbench and a MAXXON motor (EC-max 283833). I...

Digital PFC with STM3210E-EVAL

Posted on February 03, 2012 at 15:20I have STEVAL-ISF002V1 digital PFC board and STM3210E-EVAL. Can i directly drive PFC board without modifications on the two board?

ahmetnas by Associate
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Source Code for easySPIN software

Posted on July 03, 2013 at 03:23Anyone know if it's possible to get the source code for easySPIN?I bought the stepper motor eval board EVAL6474PD, but in order to control it the GUI, I need the IBU interface board (STEVAL-PCC009V2), which I don't ha...

erichz by Associate
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VIPer53 with a wrong overload protection mode

Posted on June 21, 2013 at 09:52I used VIPer53 in my product,I found that some of them entered into overload protection mode after running 5-10 mins at out power was 14W, and my design output power is 45W at Vin=220Vac. Change another VIPer53 the ci...