A4987SLPTR-T View Datasheet(PDF) - Allegro MicroSystems
Part Name
Description
MFG CO.
A4987SLPTR-T
Allegro MicroSystems
'A4987SLPTR-T' PDF : 16 Pages View PDF
A4987
DMOS Dual Full-Bridge PWM Motor Driver
with Overcurrent Protection
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
Phase 2
(%)
0
–66.7
–100.0
Full step 2 phase
Modified full step 2 phase
100.0
66.7
Phase 2
(%)
0
–66.7
–100.0
Half step 2 phase
Modified half step 2 phase
Figure 5. Step Sequencing for Full-Step Increments.
Figure 6. Step Sequencing for Half-Step Increments.
Allegro MicroSystems, Inc.
12
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
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