A3983 View Datasheet(PDF) - Allegro MicroSystems
Part Name
Description
MFG CO.
'A3983' PDF : 13 Pages View PDF
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
26184.29A
Allegro MicroSystems, Inc.
10
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
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