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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  • 15 replies
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Resolved! Discharging a thin film battery - EFL700A39

Hello,I'm trying to discharge the solid state thin film lithium battery EFL700A39, with a discharge current of 0.7 mA, in the aim of reaching a state of charge of approximately 20%. Actually, the problem is the significant difference of voltages whe...

GAbi .1 by Associate II
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  • 4 replies
  • 0 kudos

SPV1050 current limiting relationship to Veoc

I have an SPV1050 configured as follows:R4 = 6.2MR5 = 1MR6 = 3.9MVeoc = 3.5VVuvp = 2.78VThe device is configured for boost mode with MPPT set to 75% and Vin = 2V. The device works as expected, except that it will only draw the full specified 70mA cu...

BLamb by Associate
  • 421 Views
  • 1 replies
  • 1 kudos

Resolved! L6984 produce wrong voltage

Hello everybody,I need a power conversion DC-DC 24V to 3.3V. So I went to eDesign suite who recommendend me the following architecture:I reproduced it in my design: I produced the board, and when I apply 24V on the input, I obtain only 0.9/1V on the ...

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SSchm.5 by Associate III
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  • 4 replies
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Resolved! STEVAL-ISV020V1 - Absolute value for input voltage

Hi, In the evaluation board of SPV1050 (STEVAL-ISV020V1), it is mentionned that the maximum voltage from the PV cell (VMP) is to be equal 9V, but there is no indication about the absolute values that I can be supported without damaging the board. I'm...

GAbi .1 by Associate II
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  • 3 replies
  • 0 kudos