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I am using nucleo-G431RB , I want you to help me which motor driver expansion board should i use to control the Actuonix actuator L12 6V
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Peter BENSCHBest answer
ST Technical Moderator
May 4, 2023
Welcome, @FBoua.2, to the community!
The way you control this linear motor L12 depends on your order option.
The 6V initially only stands for the operating voltage.
There are obviously the order options S, P, I and R:
- S and P only require a full bridge to reverse the polarity of the 6V. Such a full bridge can either be built with 4 MOSFETs plus driver circuitry for the small currents, or with an integrated H-driver, like the STSPIN250 or the STSPIN240.
- Option I again consists of four different control methods, which can be generated directly with the STM32, except for the 4-20mA signal (requires a corresponding driver in hardware).
- And finally, option R expects a servo signal, for which one only needs to generate a PWM signal, which also requires no additional hardware.
If it's Option S or P, you can even use a ready-made X-NUCLEO board:
- either the X-NUCLEO-IHM13A1 with the STSPIN250 (1 motor, max 2.6A)
- or the X-NUCLEO-IHM12A1 with the STSPIN240 (2 motors, max 1.3A per motor)
Hope that helps?
Regards
/Peter
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