a4982 Allegro MicroSystems, Inc., a4982 Datasheet - Page 15

• Manufacturer Part Number: a4982
• Description: Dmos Microstepping Driver With Translator And Overcurrent Protection
• Manufacturer: Allegro MicroSystems, Inc.

A4982
Figure 13. Decay Modes for Sixteenth-Step Increments
Direction = H
Direction = H
Phase 1
Phase 2
I
I
OUT2B
OUT1A
STEP
(%)
(%)
–100
–100
100
–10
–20
–29
–38
–47
–56
–63
–71
–77
–83
–88
–96
100
–10
–20
–29
–38
–47
–56
–63
–71
–77
–83
–88
–96
96
88
83
77
71
63
56
47
38
29
20
10
96
88
83
77
71
63
56
47
38
29
20
10
0
0
Slow
DMOS Microstepping Driver with Translator
Mixed
Slow
Mixed
*With ROSC pin tied to GND
Slow
DIR= H
Mixed*
Mixed*
and Overcurrent Protection
Mixed
Slow
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
Mixed
Slow
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