Datasheet

TMC2100 DATASHEET (Rev. 1.07 / 2017-MAY-15) 22
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As experiments show, the setting is quite independent of the motor, because higher current motors
typically also have a lower coil resistance. Therefore, choosing the low default value for the hysteresis
normally fits most applications.
t
I
target current
target current - hysteresis
target current + hysteresis start
on sd fd sd
Figure 6.3 spreadCycle chopper scheme showing coil current during a chopper cycle