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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  • 19 replies
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STEF48H28 Telemetry and status information

Hi SirI have a few technical questions regarding STEF48H28:Could you please clarify which specific telemetry and diagnostic data can be read digitally through the PMBus interface?Are the input voltage, output current, and internal temperature accessi...

TIENHUA by Associate III
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VN9E30F - sample software

Hi everyone,  i am strugglig for a while trying to bring vn9e30f 24bit spi high side driver to life. Don't you know about any "sample" software which shows exact way how to change (for example on channel 0) duty cycle on given channel ? I tried almos...

Powerstep01 power supply manangement

Hi Guys,I'm using external 3.3V to supply permanently the powerstep01 logic and would like to supply VS (24V) only when I need the motor (I put the schematic in attachment).The problem is the logic does not work without VS.Everything works fine if VS...

Sams by Associate
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  • 2 replies
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STUSB4710AQ1TR production programming, and discharge

Hi there, I have two questions on moving forward with a STUSB4710 in a 5k EAU project.  1. Do you have recommendations on a setup to program the NVM in a CM environment? Likely this involves custom firmware based on the project recommended in the NVM...

thutch by Associate
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  • 2 replies
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L9963E GUI DOESN'T WORK

Hi, I tried to use the L9963E GUI, but I am stacked and the point where i have to configurate ID numbers. My connecctions are right. Can anyone help me?

L6599A Shutdown

Hello.I'm using L6599AD without PFC.Previously, the DIS pin was connected to the delay pin and used as a shutdown.However, frequent peak current caused shutdowns.So I connected DIS pin to GROUND and made it work in HICCUP mode.However, the problem is...

JK5 by Associate II
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L6981CDR stops working

We have approximately fifty modules in the field that use the L6981CDR. The schematic below shows how they are connected. The L6981CDR is used (in combination with other components) to generate an output voltage of 5V. This output voltage is used to ...

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OnRoute by Associate
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  • 1 replies
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Resolved! IPS2050H short circuit protection

Can the IPS2050H withstand a full short circuit on the outputs?Let's say the IPS2050H output is connected to a board power connector. What happens if:1. The connector is first short circuited and then the IPS2050H is turned on.2. The IPS2050H is alre...

Fredda by Associate II
  • 474 Views
  • 9 replies
  • 6 kudos