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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  • 22 replies
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Put HVLED815pf to sleep, is possible?

Posted on April 17, 2013 at 11:53Hello, I've prototyped a led driver built around an HVLED815PF, it's woking nicely.Now I'd like to add an integrated day/nightswitch to the lamp, with minimal components. Is it possible to put the HVLED815 in some so...

fabioeb by Associate II
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  • 1 replies
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MC34063 converter part value selection confusion

Posted on April 02, 2013 at 02:13Hello.I've gone through the process of selecting part values for a few other dc/dc converters but I'm stumped with the steps to do so for the MC34063. I'm starting with 12V and converting to 5V and 3.3v so I just cop...

chmorgan by Associate II
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  • 6 replies
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Stepper motor stops when ABS_POS register overflows.

Posted on January 27, 2013 at 23:05Hello, I am trying to rotate my stepper motor 5000000 micro-steps (in 128 micro-steps mode) and its size is bigger than ABS_POS register size (it only has 22 bits in two's complement format). When the register over...

val_ltd by Associate II
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  • 4 replies
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L6480 Mosfet driver

Posted on March 18, 2013 at 23:51What is the smallest RDS on value that will work with the L6480? How do I set the phase current to 2.3 amps?

rengholm by Associate II
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  • 1 replies
  • 0 kudos

L6480 Eval

Posted on March 06, 2013 at 16:20I am trying to get the L6480 Demo board communicating with the L6480 Evaluation software using the the STEVAL-PCC009V2.  I have tried in Windows 7 and Windows XP and was able to get the driver for the PCC0009V2 loade...

Stepper motor controller with L6506 and L298

Posted on October 01, 2012 at 11:52Hi, I'm new to this forum, because I really need some help designing a driver board for a stepper motor. The motor has to phases, 1A per phase, 8.6V and will be controlled over A+/- and B+/- (bipolar). The board wi...

giamnac by Associate
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LED2000 vs ST1CC40

Posted on February 23, 2013 at 12:58Is there any difference betweem ST1CC40 and LED2000 regulators?I coundn't tell any difference based on datasheet info.

rnd2399 by Associate
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  • 2 replies
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LED2000 circuit parameter measurement

Posted on February 21, 2013 at 12:35I have built up a prototype board of a 2A white LED driver using the LED2000 step down converter with a single LiIon battery as the power source. Everything seems to be working as it should, but I would like to te...

L6470 & Maximum currect limiting

Posted on February 28, 2013 at 11:20Hi, I'm evaluating the L6470 for a project. Going over the datasheet I noticed that the minimum value for 'maximum current limiting' is 375mA. I need to drive a very small stepper (6mm) with 12V power source. Acco...