DRV8846_15 Datasheet, PDF (13/35 Pages) Texas Instruments – DRV8846 Dual H-Bridge Stepper Motor Driver

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DRV8846
SLLSEK2 – JUNE 2014
1/32 STEP
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
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51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
1/16 STEP
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
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Table 3. Relative Current and Step Directions (continued)
1/8 STEP
7
8
9
10
11
12
13
14
15
16
17
18
1/4 STEP
4
5
6
7
8
9
1/2 STEP
3
4
5
FULL STEP
70%
2
WINDING WINDING
CURRENT A CURRENT B
47%
88%
43%
90%
38%
92%
34%
94%
29%
96%
24%
97%
20%
98%
15%
99%
10%
100%
5%
100%
0%
100%
–5%
100%
–10%
100%
–15%
99%
–20%
98%
–24%
97%
–29%
96%
–34%
94%
–38%
92%
–43%
90%
–47%
88%
–51%
86%
–56%
83%
–60%
80%
–63%
77%
–67%
74%
–71%
71%
–74%
67%
–77%
63%
–80%
60%
–83%
56%
–86%
51%
–88%
47%
–90%
43%
–92%
38%
–94%
34%
–96%
29%
–97%
24%
–98%
20%
–99%
15%
–100%
10%
–100%
5%
–100%
0%
–100%
–5%
–100%
–10%
–99%
–15%
–98%
–20%
ELECTRICAL
ANGLE
62
65
68
70
73
76
79
82
84
87
90
93
96
98
101
104
107
110
113
115
118
121
124
127
129
132
135
138
141
143
146
149
152
155
158
160
163
166
169
172
174
177
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183
186
188
191
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