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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STM-PLC bug3

URL: https://www.st.com/content/st_com/en/products/embedded-software/mcu-mpu-embedded-software/stm32-embedded-software/stm32-ode-function-pack-sw/fp-ind-plcwifi1.htmlType:  Buffer overflowDescription: The global variable component_index is initialize...

SDawn.1 by Associate II
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STM-PLC bug2

URL: https://www.st.com/content/st_com/en/products/embedded-software/mcu-mpu-embedded-software/stm32-embedded-software/stm32-ode-function-pack-sw/fp-ind-plcwifi1.htmlType:  Buffer overflowDescription: The global variable rung_pos is initialized to ze...

SDawn.1 by Associate II
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STM-PLC bug1

URL: https://www.st.com/content/st_com/en/products/embedded-software/mcu-mpu-embedded-software/stm32-embedded-software/stm32-ode-function-pack-sw/fp-ind-plcwifi1.htmlType:  Buffer overflowDescription: The variable decoded_index is used to mark the de...

SDawn.1 by Associate II
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I am testing a stepper motor (PKP262MD28A oriental) with ST motor driver L6470. But the motor only runs at low speed and high speed.

I am testing a stepper motor (PKP264MD28A oriental) with ST motor driver L6470.  But the motor only runs at low speed and high speed. Now less than 400pps and more than 6000pps are stable but the motor is step-out state or very unstable during 400 to...

TKoto.1 by Associate
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STP08DP05 Current Variation in a single output

BackgroundI'm using STP08DP05 to control the current (20mA) through some LEDs in my design. I'm using these for illumination purposes while I take an image. I'm finding some variation in the brightness of my image, and I think it might to do with sli...

TMorg.1 by Associate
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Parallel DC-DC Converters...conflicts

I am trying to figure out if I can have a MPPT charge controller in parallel with a DC-DC converter (sharing a solar array). I realize the MPPT charge controller is a DC-DC converter and I am also aware that two MPPTs in parallel will cause a possibl...

KChri.1 by Associate
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Resolved! LD1117S50 output capacitor

Hi, We are using LD1117S50 linear regulator for conversion of 9V DC to 5V DC. The datasheet typical application diagram in page 24 suggests to use 10uF electrolytic capacitor. Please let me know whether we can use a 10uF ceramic capacitor at output. ...

GKris.1 by Associate
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  • 1 replies
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Feed error on the STEVAL-CTM009V1 board

The supply of the STEVAL-CTM009V1 board is shown to be up to 48 V. However, the A7986ATR writes that the A6902D13TR buck converter has a maximum supply of 38V.How does this board work at 48V?Or is the feeding range of the board written wrong?

mckmk by Associate II
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