TMC5031 DATASHEET (Rev. 1.11 / 2016-APR-28)
45
v
VMAX
VHIGH
D
X
M
A
M
A
A
X
V1
D
1
1
A
VCOOLTHRS
VSTOP
VSTART
0
t
current
I_RUN
I_HOLD
VACTUAL
RMS current
coolStep current reduction
Figure 9.3 Ramp generator velocity dependent motor control
Note
Since it is not necessary to differentiate the velocity to the last detail, the velocity thresholds use a
reduced number of bits for comparison and the lower eight bits of the compare values become
ignored.
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