A3980KLP-T Allegro Microsystems Inc, A3980KLP-T Datasheet - Page 7

• Manufacturer Part Number: A3980KLP-T
• Description: IC MOTOR DRIVER MICROSTEP 28-TSS
• Manufacturer: Allegro Microsystems Inc

Specifications of A3980KLP-T

• Applications: Stepper Motor Driver
• Number Of Outputs: 1
• Current - Output: ± 1A
• Voltage - Load: 7 V ~ 50 V
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 28-TSSOP Exposed Pad, 28-eTSSOP, 28-HTSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 620-1081

A3980
Table 3. Step Sequencing Settings
Home microstep position at Step Angle 45º; DIR = H
Step
Full
#
1
2
Step
Half
#
1
2
3
4
Step
1/8
10
11
12
13
14
15
16
#
1
2
3
4
5
6
7
8
9
Step
1/16
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
#
1
2
3
4
5
6
7
8
9
[% I tripMax ]
Phase 1
Current
100.00
–19.51
–29.03
–38.27
–47.14
–55.56
–63.44
–70.71
–77.30
–83.15
–88.19
–92.39
–95.69
–98.08
–99.52
99.52
98.08
95.69
92.39
88.19
83.15
77.30
70.71
63.44
55.56
47.14
38.27
29.03
19.51
–9.80
9.80
0.00
(%)
[% I tripMax ]
Phase 2
Current
100.00
19.51
29.03
38.27
47.14
55.56
63.44
70.71
77.30
83.15
88.19
92.39
95.69
98.08
99.52
99.52
98.08
95.69
92.39
88.19
83.15
77.30
70.71
63.44
55.56
47.14
38.27
29.03
19.51
0.00
9.80
9.80
(%)
Automotive DMOS Microstepping Driver
Angle
101.3
106.9
123.8
129.4
135.0
140.6
146.3
151.9
157.5
163.1
168.8
174.4
112.5
118.1
Step
16.9
22.5
28.1
33.8
39.4
45.0
50.6
56.3
61.9
67.5
73.1
78.8
84.4
90.0
95.6
11.3
0.0
5.6
(º)
Step
Full
#
3
4
Step
Half
#
5
6
7
8
Step
1/8
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
#
Step
1/16
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
#
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
[% I tripMax ]
Phase 1
Current
–100.00
–99.52
–98.08
–95.69
–92.39
–88.19
–83.15
–77.30
–70.71
–63.44
–55.56
–47.14
–38.27
–29.03
–19.51
–9.80
19.51
29.03
38.27
47.14
55.56
63.44
70.71
77.30
83.15
88.19
92.39
95.69
98.08
99.52
0.00
9.80
(%)
with Translator
[% I tripMax ]
Phase 2
Current
–100.00
–19.51
–29.03
–38.27
–47.14
–55.56
–63.44
–70.71
–77.30
–83.15
–88.19
–92.39
–95.69
–98.08
–99.52
–99.52
–98.08
–95.69
–92.39
–88.19
–83.15
–77.30
–70.71
–63.44
–55.56
–47.14
–38.27
–29.03
–19.51
–9.80
–9.80
0.00
(%)
Angle
180.0
185.6
191.3
196.9
202.5
208.1
213.8
219.4
225.0
230.6
236.3
241.9
247.5
253.1
258.8
264.4
270.0
275.6
281.3
286.9
292.5
298.1
303.8
309.4
315.0
320.6
326.3
331.9
337.5
343.1
348.8
354.4
Step
(º)
7