A3988 Datasheet, PDF (7/13 Pages) Allegro MicroSystems – Quad DMOS Full Bridge PWM Motor Driver

A3988
Quad DMOS Full Bridge PWM Motor Driver
100.0
66.7
Phase 1
(%)
0
–66.7
–100.0
Step Sequencing Diagrams
100.0
66.7
Phase 1
(%)
0
–66.7
–100.0
100.0
66.7
100.0
66.7
Phase 2
(%)
0
–66.7
–100.0
Full step 2 phase
Modified full step 2 phase
Phase 2
(%)
0
–66.7
–100.0
Half step 2 phase
Modified half step 2 phase
Figure 3. Step Sequencing for Full-Step Increments.
Figure 4. Step Sequencing for Half-Step Increments.
Allegro MicroSystems, Inc.
7
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com