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
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STWBC86 operating frequency

Does the charger IC ever operate outside of the specified TX FREQ MAX and TX FREQ MIN limits?For example, if the limits are set to 100kHz and 148kHz and the charger is operating at either limit, would FSK cause it to change the frequency below this v...

pEEter by Associate II
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Resolved! STEVAL-10MLPVCB Code

Hi,I am building a 3L Buck Converter with MPPT tracking, using the STM32G474CBT6.The STEVAL-10MLPVCB has a very similar concept to what I want to achieve, I based my MCU choice and other details on it.Is it possible to obtain the source code / CubeID...

janik by Associate
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ALED7709, Multiple Devices?

I am reworking a discrete driver design for a custom LED emitter device. While the driver can be changed, the custom emitter board currently cannot. It's designed for common V+ with multiple sinks, 10 groups of 21 LEDs in series. Our drive current wo...

L9825 SPI INTERFACE TIMING related concerns

I have following three concerns related to SPI interface timing of L9825 low side driver IC. Please refer the image below. 1. Do we really need to toggle the clock signal within 100ns after NCS changed from High to low. If this 100ns is exceeded what...

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Deva by Associate
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Viper26k buck converter has an unstable output.

We designed a buck converter based on AN5380 with an input of 600Vdc and an output of 12Vdc. The device turns on at around 55Vdc, but the output keeps shutting itself off and turning on again (image1). This keeps happening as we turn up the voltage. ...

Elin1480 by Associate II
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PM8805 issues

I want to use the PM8805 as POE controller in a custom project for a 25W classified POE device. The PM8805 should generate the input power for 2 boards in this device.However, when connecting only one board with approx. 30uF input capacitance, the po...

mschulz by Associate
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  • 2 replies
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STGAP3SICSXS Spice Model

Hello,I'm planning to use the STGAP3SXS Gate driver on SiC MOSFETS SCT040W120G3AG by ST.I want to know if there is an available Spice models for this part as I want to simulate their behaviorThank You!.

gammmmmm by Associate II
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