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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Wlc38 Digital Ping Power Consumption

Hello, We are looking to use the Wlc38 in Bi-directional mode alternating between RX and TX digital pings. We are wondering how much power consumption the digital ping takes and for what duration so we can calculate power consumption of pinging at va...

rjengr by Visitor
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Resolved! About High Side Driver Selection

Hello everyone,I am finding to drive for 4 cabin lock. For this, VNxxx or VNQxxx series help me. I don't need high current. It is 1 amper per channel(per output.  I'm looking for a chip that will not cause any supply problems and will be produced con...

ufukv by Associate II
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  • 2 replies
  • 2 kudos

STPMIC1D Boost bypass

HiIs it possible to bypass the boost by applying a 5V voltage directly to BSTOUT (VLXBST is left unconnected)?Thank in advance for your reply

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Spub by Associate
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  • 1 replies
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L99MD01 global status byte

Question for L99MD01 global status byte. According to Table-21, Bit:5 became 1 with valid SPI communication.Then, how the message is handled when bit sift is happen?i.e. in normal status, this message should be 00000100 (bit-5 is 1, others are 0).But...

ACS, ACST negative voltage schematics ?

I found the ACS108-6SA that seems to fit my needs.   1) I will control the gate with my stm32G0B1 uC. I really don't understand why I have to connect the 24VAC Neutral to the +3.3VCC of the MCU ! It sounds like dangerous no? i can understand that the...

FloSolio by Associate II
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  • 2 replies
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Encrypted Spice model for altair04-900

Hello!I am currently designing a flyback converter with the altair04-900.The .lib file in the spice model folder is encrypted. I cannot open it neither with Altium nor with ltSpice.I would like to know, which simulation software can decrypt it? And, ...

Viper12, AC-DC non isolated Buck converter 5V 60mA

Hello, I'm considering using Viper12 to 3Phase AC/DC non isolated buck converter 5V 60mA Vout. I found some application notes like AN1357. But is it reliable? Or will it cause problems in long-term operation? Has anyone experienced it before? Thanks,...

MGökhan by Associate
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