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
  • 9706 Views
  • 22 replies
  • 19 kudos

N channel MOSFET as LOW side switch for capacitive Load

Hello Team, I am looking for an N channel MOSFET as Low side switch for Capacitive Load.Application is to generate sharp negative pulses as below.Supply Voltage range: 25V to 450VPulse width: 25nsec to 9usecPRF: 0.5msecPulse current is 8Amax for 9use...

rikpat by Associate
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  • 2 replies
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Revision code on STUSB4500

We have a batch of chips labelled M27400 and another marked M37400.  Does this marking indicate the version number of the chips?  I'm seeing a difference in behavior between them (the M34700 are reporting PE states I haven't seen previously). Thanks,

AEK-POW-BMS63EN reset state

Hi,I am working with a battery pack and the BMS. I have connected everything correctly to the board and after a first run everything seemed to work properly, the board was receiving commands from the MCU through the translator ISOSPI, and the green l...

M47 by Associate II
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  • 2 replies
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Resolved! DATA CODE FOR L78L05ACD13TR

hello dearwe have this BULK ID, and i want to know wich is the DATA CODEcan you help meor i have to give you the trace code?

GSESRL by Associate
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  • 1 kudos

SPI EVAL6480H Rev1

Hello! I'm developing a project with the L6480H integrated circuit, using the EVAL6480H board for SPI communication. However, I have a problem: the L6480H only echoes the commands I send via SPI. Regarding the hardware, I soldered the jumpers JP1, JP...

Low side switch to drive 5V automotive relays

Hello ST Team,          We are currently desiging an ECU, which require DO that can drive external 5V automotive relays. We have identified L9338(AEC-Qualified part)  from ST for our design. Kindly confirm its selection and longevity of the part.  Th...

lajitha by Associate II
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Resolved! Maximum junction temperature for L78

Hello.I would like to know the maximum Tj value of L78.I think the junction temperature of silicon semiconductors is generally 150°C, but the data sheet states that the operating junction temperature range is 0 to 125°C for L78 and 0 to 150°C for L79...

Yoshi_ by Associate
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  • 1 replies
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Resolved! The difference between STTH20003TV1 and STTH20003TV

Hello Team,I found both STTH20003TV1 and STTH20003TV are available on the market.Unfortunately, I cannot find STTH20003TV1 in ST datasheet.STTH20003 - 300 V, 200 A Ultrafast Diode - STMicroelectronicsCould you provide the difference between STTH20003...

robertw1 by Associate II
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  • 1 kudos

stpd01 self destructs at 15V

I am using a STPD01 in a design for USB PD. Neat little part but I'm finding during testing that setting 15V output on this part immediately causes it's internal switching FET that most be located near the PVIN/VCC pins of the package to self destruc...

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Resolved! Identify this two terminal component

I'm trying to identify this two terminal components. It has these identifiers on it "CBJ GP 950", but there is a chance the GP is a 6P, but G looks correct. There are not cathode markings so I'm guessing it's not a diode, unless it's bidiretctional. ...

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jfalbo by Associate
  • 88 Views
  • 2 replies
  • 1 kudos