A3983_08 Datasheet, PDF (9/11 Pages) Allegro MicroSystems – DMOS Microstepping Driver with Translator

A3983
DMOS Microstepping Driver with Translator
Table 2. Step Sequencing Settings
Home microstep position at Step Angle 45º; DIR = H
Full
Step
#
1
2
3
4
Half
Step
#
1
2
3
4
5
6
7
8
1/4
Step
#
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1/8
Step
#
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
Phase 1
Current
[% ItripMax]
(%)
100.00
Phase 2
Current
[% ItripMax]
(%)
0.00
98.08
19.51
92.39
38.27
83.15
55.56
70.71
70.71
55.56
83.15
38.27
92.39
19.51
98.08
0.00
100.00
–19.51 98.08
–38.27 92.39
–55.56 83.15
–70.71 70.71
–83.15 55.56
–92.39 38.27
–98.08 19.51
–100.00 0.00
–98.08 –19.51
–92.39 –38.27
–83.15 –55.56
–70.71 –70.71
–55.56 –83.15
–38.27 –92.39
–19.51 –98.08
0.00 –100.00
19.51 –98.08
38.27 –92.39
55.56 –83.15
70.71 –70.71
83.15 –55.56
92.39 –38.27
98.08 –19.51
Step
Angle
(º)
0.0
11.3
22.5
33.8
45.0
56.3
67.5
78.8
90.0
101.3
112.5
123.8
135.0
146.3
157.5
168.8
180.0
191.3
202.5
213.8
225.0
236.3
247.5
258.8
270.0
281.3
292.5
303.8
315.0
326.3
337.5
348.8
Allegro MicroSystems, Inc.
9
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com