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Power management

Discuss power management solutions. Ask questions and find answers on voltage configurations, short circuit protection, and programming.

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OPEN_LOOP_VOLTAGE_d parameter

Posted on August 19, 2017 at 13:34debugging motor in open loop mode#define OPEN_LOOP_VOLTAGE_d   6000    /*! < Three Phase voltage amplitude  in s16 format */ What is the formula for the value of If I want to output a fixed voltage value, how to de...

SCR at 400Hz 220Vac

Posted on August 22, 2017 at 17:11I would like to use TN3050H-12GY-TR SCR at 400Hz. I am just not sure how would it be rated based on SCR controlling a pure restive load using 200Vac at 400Hz.#scr #thyristor #400hz

Possible counterfeit part

Posted on July 01, 2015 at 19:21Hi, based on the picture attached, it´s possible to anyone to tell me if this is a counterfeit part? ''SITA'' or ''SITB''.Cause:We have in stock a lot of this parts, and in some boards we don´t have any problems, and ...

tecnica by • Associate
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Energy Harvesting - SPV1050

Posted on December 08, 2016 at 11:54The input impedances are very high - my application is long range wireless and I am concerned about input noise so I have included 100pF or 1nF capacitors to each input is this necessary or is there some filtering...

Resolved! cannot change parameters in powerstep01

Posted on August 04, 2017 at 15:32Hi everyone,I have a weird problem with the powerstep01 on a X-NUCLEO-IHM03A1. I want to change to driver parameters KVAL_HOLD, KVAL_RUN, KVAL_ACC, KVAL_DEC, INT_SPEED, ST_SLP, FN_SLP_ACC, FN_SLP_DEC. All works as e...

Why is the L6470 getting hot?

Posted on July 21, 2017 at 18:13I am using the X-NUCLEO-IHM20A1 board. The stepper motor that I am driving is a PK296A2A-SG36.Resistance (Ω/phase) = .96 [Bipolar (Series)]Inductance (mH/phase) = 6 [Bipolar (Series)]Voltage (VDC) = 2 [Bipolar (Serie...

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