Voice Coil Modules
CVC - Circular Voice Coil
- Direct drive
- Zero cogging
- Zero backlash voice coil motors
- Low coil mass with very fast reponse and high bandwidth
| Dimensions(mm) | CVC 20-10 | CVC 30-15 | CVC 40-20 | CVC 40-HF-6.5 | CVC 60-25 |
| A | 20.0 | 30.0 | 40.0 | 40.0 | 60.0 |
| B | 16.6 | 25.2 | 34.8 | 34.8 | 50.6 |
| C | 19.0 | 24.5 | 32.5 | 40.5 | 43.5 |
| D | 31.0 | 39.0 | 49.8 | 49.3 | 66.1 |
| E | 10.0 | 16.0 | 20.0 | 20.0 | 30.0 |
| F | 10.0 | 12.6 | 20.0 | 20.0 | 30.0 |
| X | M3 | M3 | M4 | M4 | M5 |
| Y | M3 | M3 | M4 | M4 | M5 |
 |
|||||
| Stroke (mm) | 10.0 | 15.0 | 20.0 | 6.5 | 25.0 |
| Force Constant (at mid stroke) |
2.2 | 7.5 | 15.7 | 26.8 | 21.1 |
| Back EMF Constant (at mid stroke), V/m/s |
2.2 | 7.5 | 15.7 | 26.8 | 21.1 |
| Peak Force (N) | 5.0 | 17.1 | 50.2 | 104.3 | 82.5 |
| Continuous Force (N) | 2.2
|
7.5
|
22.0
|
45.5 | 35.9 |
| Continuous Current (A) | 1.0 | 1.0 | 1.4 | 1.7 | 1.7 |
| Peak Current (A) | 2.3 | 2.3 | 3.2 | 3.9 | 3.9 |
| Coil Resistance (coil at 25°C) (Ω) |
3.2 | 9.9 | 16.7 | 11.9 | 9.0 |
| Coil Resistance (coil at 100 °C) (Ω) |
4.1 | 12.9 | 21.6 | 15.4 | 11.7 |
| Coil Inductance (mH) | 0.6 | 3.2 | 12.5 | 8.0 | 17.5 |
| Power Loss
(at continuous force, 100 °C) (W) |
4.1 | 12.9 | 42.4 | 44.5 | 33.8 |
| Maximum Allowable Coil Temperature (C) |
155.0 | 155.0 | 155.0 | 155.0 | 155.0 |
| Recommended Bus Voltage (V) |
24.0 | 24.0 | 48.0 | 60.0 | 48.0 |
| Coil Clearance (mm) | 0.5 | 0.5 | 0.5 | 0.5 | 0.7 |
| Coil Assembly Mass (gram) |
9.0 | 24.0 | 63.0 | 70.0 | 204.0 |
| Magnet Assembly Mass(gram) |
30.0 | 92.0 | 205.0 | 200.0 | 660.0 |
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