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
  • 13274 Views
  • 23 replies
  • 31 kudos

How can I set OV UV threshold of L9963E?

 Hello, I'm trying to set UV OV value of my L9963E. I'm aware that writing "threshVcellOV" and "threshVcellUV" fields in "VCELL_THRESH_UV_OV" register to do that. However, there is no information about which bit values corresponding voltage values. A...

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berg0v1c by Associate II
  • 176 Views
  • 0 replies
  • 1 kudos

STWBC2-HP

我需要一份STWBC2-HP的原理图文件,我已经登陆了,但是我在下载的时候依旧提示我登录我还想问STWBC2-HP这个IC需不需要驱动文件,如果需要的,麻烦一并发给我谢谢。  

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Fengji by Associate II
  • 648 Views
  • 3 replies
  • 0 kudos

STWBC2-HP Evalobard

Hi All,I have developed my own Evalboard for the STWBC2-HP based on the STEVAL-WBC2TX50. Now i have flashed the stdes-50w2cwbc_FW_v1.0.0.0.hex firmware to the board and the Software shows the following. The power transfer does not work. Do you have a...

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simonh by Associate III
  • 1747 Views
  • 5 replies
  • 0 kudos

Designing High PF AC-DC conveter

We were designing 24v 1.5 Amp smps using l6562 referring application note AN1059 fig 16. getting the 24 output but fluctuating when load is connected and without load power factor is 1.00 and with load it drops down to 0.2 PF and which configuration ...

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D_N by Associate II
  • 270 Views
  • 1 replies
  • 0 kudos

where is the GUI for EV-VNF9Q20F

Hi ST community i just searched the GUI for EV-VNF9Q20F but could not find it. Please tell us where can i get suitable GUI. and also i'm really glad if you could check the availability of SPC582B against EV-VNF9Q20F.

ro1 by Associate II
  • 181 Views
  • 0 replies
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Please show me a mppt IC

Hello!Our company is looking for an ultra-low power solar charging MPPT chip solution. Please recommend some suitable chip models, along with specifications, reference design diagrams, etc.1. The open-circuit voltage of the solar panel is 6V, and the...

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STSW-2KW5CH48V - source code and related documentation

Hi,I am planning to design a 1.5 kW EV charger based on the STSW-2KW5CH48V reference design. However, I require the source code and related documentation to proceed with the development. Could you please provide the necessary source code and all rele...

Ranjith by Associate
  • 179 Views
  • 0 replies
  • 0 kudos

Where is the Back-EMF on the STEVAL-ESC001V1 schematics ?

Hello,I am trying to develop my own sensorless motor control using the STEVAL-ESC001V1 Board. The motor used is a 6 poles BLDC motor. I have successfully been able to run the motor in open loop and it’s running well.In order to have feedback and esti...

GMich.4 by Associate
  • 1946 Views
  • 2 replies
  • 0 kudos

Need LED backlit LCD 200mA driver with PWM dimming

STM32F746G-disco board currently uses a STLD40D led driver. I am switching to an LCD that had 1000 nit output that can draw 150mA.  Looking for a driver that can handle about 200mA with PWM dimming capability.  Any suggestions appreciated. 

FJB2069 by Senior
  • 208 Views
  • 1 replies
  • 0 kudos