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    

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willzhou by ST Employee
  • 7519 Views
  • 16 replies
  • 18 kudos

BTA40-600B, optocoupler and snubber

I intend to design a microcontroller circuit with a BTA40-600B RD91 to control the power delivered to a heating resistor (220Vrms, 12Ω, 4KW). I thought about using the MOC3023 to mediate the activation of the BTA40, but I don't know if it is the most...

C source code for STSW-3KWTLCP

Hello and nice dayI am looking for STSW-3KWTLCP source code.As you know, the .bin and .out files are uploaded on the product page, these files are definitely obtained from the codes which written in C language, I would like to know how I can access t...

Hamez by Associate II
  • 269 Views
  • 5 replies
  • 2 kudos

Resolved! LDO29300P2MTR

We have implemented the following circuit. This matches the application circuit given in datasheet of LDO29300P2MTR.But it does not yield expected output. We need help!!

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saran by Associate II
  • 268 Views
  • 13 replies
  • 4 kudos

WLC38 - compatible chargers

Hi,We are developing a product using the WLC38 as RX.It works OK in combination with wbc2tx50 board, and a single Spigen QI charger we found (no overheating, constant power > 10W achievable).However using any other charging pads (either Qi1 15W or Qi...

mohimm by Associate
  • 110 Views
  • 1 replies
  • 0 kudos

L99DZ100G Out1 to Out6 remains High by default.

I am working on L99DZ100G IC. I am able to communicate with L99DZ100G correctly. But when I check Out1 to Out6 , I am getting 12V by default. If I make on and off CR4.B.OUT1_HS and CR4.B.OUT1_LS respectively it is working correctly. If I make off CR4...

prat by Associate
  • 102 Views
  • 2 replies
  • 0 kudos

L9369 Drain Source Low Side error

I tried to send a forward message to control the motor. The message goes out fine the first time, but after I turn it off, it can't be turned on again due to a DSLS error. I checked the voltage of the SH and SL pins. SH is 3.8V, and SL is approximate...

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NVP by Associate II
  • 331 Views
  • 2 replies
  • 0 kudos

[L9369] SYNC5 pin signal

Hello guys, im doing the prj using L9369 and the customer said that they can not provide PWM for SYNC5 pin so could I change to 1 of GPIO pin that received data from PWM to SPI transfer data ? i find out that the input filtering time of GPIO is 2 to ...

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NVP by Associate II
  • 92 Views
  • 1 replies
  • 1 kudos

L9369's problem shooting

Hello. I'm using L9369 IC and have a problem.   Stage A is not working.   i made control code for Stage A,B. (they are very similar)   i used below two command for H-brdige operation.   but. current was not flow.   here is phenomenon. 1.Low side GL1,...

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ldong.1 by Associate III
  • 946 Views
  • 3 replies
  • 1 kudos