Space Qualified Stepper Motors

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Stepper Motors


Ducommun offers a wide range of high-performance Stepper Motors for Space Mechanism used in satellites, spacecrafts, and launch vehicles. Many of the space approved stepper motors come with more than 20 years of heritage. Typical applications are in deployment, orientation, accurate pointing or positioning mechanisms of solar panels, antennas, optical devices, etc.


Features & Benefits
  • Permanent Magnet Stepper Motors
  • Hybrid Synchronous Stepper Motors
  • Variable Reluctance (VR) Stepper Motors
  • 2, 3, and 4 phase

Options
  • Geared stepper motors with Planetary Gear Heads or Harmonic Drives
  • Low backlash gear heads
  • Feedback devices (resolver, encoder, potentiometer)
  • Redundant Motor Winding
  • Tandem designs
  • Typical operating temperatures up to -55 to 80 °C
  • Custom Designs

Stepper Motors Product overview

    Model numbering system: Example 11TA30
        11: Size (frame dia)
        TA: Stepper Motor, TG: Stepper Motor with gear head
        30: Version
Stepper Motors


Typical Applications include:
  • Solar Array/Panel Deployment
  • Antenna Pointing Mechanisms
  • Instrument Positioning
  • Hold-Down & Release Mechanisms
  • Space Mechanism

Model
Length (in)
Phase
Step Angle (DEG)
Step Rate
Reversible
(pps)

Input Voltage (V)
Phase DC Resistance (Ohm)
Stall Torque (in)
Detent Torque (oz-in) (max)
Weight (oz)
5TA1
1
4
45
250
28
195
0.28

0.75
5TA2
1
4
90
240
28
190
0.28

0.75
5TA3
1
4
90
240
28
190
0.28

0.75
5TA5
1
4
90
240
28
190


0.19
5TA6
1
4
90
204
28
190


0.19
8TA1
1.31
4
90
150
28
180
0.7

1.5
8TA10
0.875
4
90
250
28
250
0.35

1
8TA11
1.078
4
90
150
28
180
0.7

1.5
8TA12
1.078
4
90

28
100


1.5
8TA13
1.1
3
30
600
28
113
0.8

1.3
8TA19
0.75
2
45
150
12
230
0.3

1.2
8TA21
1.5
2
45

28
240
0.5
0.2
3
8TA22
1.25
2
45

28
240
0.5
0.2
3
8TA23
1.5
2
45

28
240
0.5
0.2
3
8TA24
1.25
2
45

10
240
0.5

2
8TA26
1.095
2
90

25
66
0.5
0.1
1.76
8TA21
1.25
4
45
200
5
11.5
0.75

1.8
8TA28
1.095
2
90

25
66
0.5
0.1
1.76
8TX1
0.931
4
30

9
30


1.25
11TA1
1.375
4
90
150
28
200
1.5

1.25
11TA4
1.343
3
30
800
28
83
2.25

3.5
11TA5
1.343
3
30, 120
800
28



3.5
11TA6
1.688
2
90
150
25
300
1.2


11TA7
1.688
4
90


81.2
1.75
0.45
5.1
11TA8
1.395
3
30
800
15
10.5
3

4
11TA10
1.69
4
90
200
22
81.3
1.75
0.45
6.25
11TA11
1.69
2
90
100
25
300
1.2
0.21
5.12
11TA15
1.88
3
15, 30

28
25
3.75
0.15
4.7
11TA19
1.385
2
90
150
28
52
2
0.15
4.7
11TA19-1
1.385
2
90
150
28
52
2
0.15
4.7
11TA23
1.35
4
90

28.4
63

0.7 max
5
11TA23-1
1.35
4
90

28.4
63

1
5
11TA24
1.484
3
60/30

28
53

0.4

11TA25
1.385
2
45
150
28
52
2
0.15
4.7
11TA26
1.45
4
90

28.4
55.5

0.6
5.5
11TA27
1.35
4
90

28.4
63

0.7
5.6
11TA28
1.35
4
90

28.4
63

0.85
5.6
11TA30
1.48
4
15


63

0.7
6
13TA3
2.45
2
90

14
29
4

8
15TA3
1.47
4
90
150
28
0.18
0.7

1.5
15TA4
2.047
2
90
270
28
15
7

10.5
15TA29
1.58
4
90

28
72
3.2
0.3
7.5
15TA30
1.5
2
90
100
28
260
3
0.2
7
15TA32
3
4
90

28
72
6.4
0.6
12
15TA33
1.58
4
45

28
72
3.2
0.3
7.5
15TA34
1.58
4
45

28
72
3.2
0.3
7.5
15TA35
1.58
4
45
50
28
72
3.2
1
8.5
15TA36
1.58
4
90

28
72
3.2
0.3
8.5
15TA37
1.58
4
45

28
72
3.2
l
8.5
15TA38
1.7
4
90

28
63

0.7
10
15TA39
2
2
1.8
200
5
5
23
1.1
10.5
15TA40
2
2
1.8
200
5
5
23
1.1
10.5
15TA41
1.7
4
45

28
63

1
10
15TY1
2
2
90
165
10
13.1
7

8
15TY2
1.5
2
45
175
10
9
6

7.5
23TA1
2.52
4
1.8

24
59
55
5
24
23TA2
2.52
2
1.8
33
24
59
55
5
24
23TA3
2.52
2
1.8
33
24
59
50
5
234
23TA4
2.52
4
1.8

24
62
162
5
24
23TA5
1.34
2
1.8
200
8
12.5
40
0.6
12.5
23TA6
2.5
2
1.8
8
28
62
55
2
31
24TA1
3.3
2
1.8

22 - 29
60
60
8
36.8
24TA2
3.305
2
1.8

22 - 29
60
60
8
36.8
24TA3
3.3
2
1.8

22 - 29
60
60
8
36.8
30TA1
3
3
15
600
24
8.3



30TA2
2.52
4
1.8
120
12
40
30
5
28
30TA3
2.27
4
1.8
300
11.8
22.5
50
4
29.6
30TA4
1.75
2
1.8
5
12
16

4
20.8
46TA1
1.9
2
3.75
10
25.4
27.8
200
12
67.2


Outline Drawings:

Permanent Magnet Hybrid Variable Reluctance
8TA30 15TA39 8SA7
11TA19-1 23TA1 8SA29
11TA26 23TA4 15SA17
11TA30 23TA5 32SA1
15TA1 23TA6  
15TA29 24TA2
15TA30 24TA3
15TA31 30TA1
15TA32 30TA2
15TA33 30TA3
15TA34 30TA4
15TA35 Custom Designs Available - Click Here To Contact Us
15TA36
15TA37
15TA38
15TA41


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