AMIS-30623 AMI Semiconductor, Inc., AMIS-30623 Datasheet - Page 35

• Manufacturer Part Number: AMIS-30623
• Description: Lin Microstepping Motordriver
• Manufacturer: AMI Semiconductor, Inc.

AMIS-30623 LIN Microstepping Motordriver
15.3 Motordriver
15.3.1. Current Waveforms in the Coils
The figure below illustrates the current fed to the motor coils by the motordriver in half-step mode.
Whereas the figure below shows the current fed to one coil in 1/16
AMI Semiconductor – June 2006, Rev 3.0
www.amis.com
Ix
Iy
Ix
Iy
Coil Y
Figure 21: Current Waveforms in Motorcoils X and Y in 1/16
Coil Y
Figure 20: Current Waveforms in Motorcoils X and Y in Halfstep Mode
Coil X
Coil X
35
th
micro stepping (1 electrical period).
th
Microstep Mode
PC20051205.1
PC20051123.4
t
t
Data Sheet