Datasheet

1 2 3 4 1 2 3 4
DIRECTION A
DIRECTION B
FORWARD REVERSE
1 15 6 7 8 5 6 7 8
M4 A, M2 A, M1 A,
and M3 B
M4 B, M2 B, M1 B,
and M3 A
LMD18245
SNVS110E –APRIL 1998–REVISED APRIL 2013 www.ti.com
Top Trace: Phase A Winding Current at 1A/div
Bottom Trace: Phase B Winding Current at 1A/div
Horizontal: 2 ms/div
*500 steps/second
BRAKE A = BRAKE B = 0
90° ELECTRICAL/FULL STEP ÷ 2 MICROSTEPS/FULL STEP = 45° ELECTRICAL/MICROSTEP
Figure 19. Winding Currents and Digital Control Signals for Half Step Drive with Torque Compensation
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