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...

willzhou_0-1717985741931.png willzhou_1-1734156149269.png willzhou_0-1734155900141.png
willzhou by ST Employee
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CURRENT MEASUREMENT BY 2 SHUNT RESISTORS

Hi All,Having some doubts regarding the current sense.When using dual shunt current sensing technique, we have 2 current sense resistor at the Phase A and Phase B inverter legs.The 3rd phase current can be calculated in code.But ,my concern is regard...

RTHOM.17 by Associate
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Designing a battery charger with solar harvester

Hello,I am looking for a charger IC for a medical application with the following characteristics and was wondering if you could advise me.General The device is a low power device with a battery and a solar panel. 5V and 3.3V are required for the appl...

Problem with 2 bits ABS_POS

Hi,I'm using two L6472 with kinetis processor.Everything seems to be ok, except for ABS_POS ( absolute position register). When i read value with getparam(abs_pos) 2 bits stay all times at 0 and obviously data are corrupt.In first time, I think It's ...

JRost by Associate
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HVLED001A - Over voltage ishue

Designing an 80W power supply based on HVLED001A for 40V out at 2Amp. The issue is at lower loads it shots up to 60V. loads greater than 1 Amp it drops down to 40V. the layout is based on the edesign suite by ST., in addition, the Cclp, RCLP, HVLED00...

SRata by Associate II
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STEVAL-ISB042V1 BOM

Hello,From our sales department, I was requested STEVAL-ISB042V1's BOM for sale of STWLC33.Could you please provide us a BOM of STEVAL-ISB042V1?Best RegardsFumio

Fumio.N by Associate
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[L6472] 1.3A output when power on without chip init

Posted on May 12, 2016 at 04:51Hi,We got a problem for L6472 chip when power on, the H-bridges is ON with default current output at 1.31A while the /STBY\RST=VDD  and SW = 0V states.  However, when the  /STBY\RST=VDD  and SW = VDD, the H-bridges kee...