Piezo Drive Technology Comparison
Get a comprehensive understanding of features and application ranges of the different piezo drive technologies. For any further questions or inquiries contact us!
PICMA® / PICA | PiezoWalk® | PILine® | PiezoMike | |
---|---|---|---|---|
Principle | Piezo | Stepping | Ultrasonic | Inertia |
Resolution | Sub-nm | Sub-nm | Sub-µm | 20 nm |
Velocity | N/A | Shito 10 mm/s | up to several 100 mm/s | approx. 0.2 mm/s |
Response times in the range of a few µs | High-dynamics scan mode | Silent (very high operating frequency) | High stability | |
Travel Ranges | to approx. 300 µm directly and 2 mm with levere amplification | only limited by the runner length | only limited by the runner length | to approx. 50 mm |
Forces | up to 100 kN | up to 800 N (NEXLINE®) | to 40 N | Holding forces >100 N, Feeding force >20 N |
High stiffness | Self-locking at rest | Self-locking at rest | Self-locking at rest | |
Multi-actuator drive generates stepping motion | Single-actuator drive | Single-actuator drive | ||
Control Mode | Analog voltage | – | High-frequency alternating voltage (sinus) | High-frequency alternating voltage (modified saw tooth) |
Voltage Range | 150 V (PICMA®), 1100 V (PICA®) | 55 V (NEXACT®), 500 V (NEXLINE®) | 120 V, 200 V, mini-motors considerably below | to 100 V |
Ideal for… | nm-accurate positioning at high dynamics | nm-accurate positioning | Positioning with sub-µm accuracy | Long-term stable positioning |
Lever-amplified and guided systems | Quasi-static applications with high holding force | Fast step-and-settle | UHV environments | |
Piezo scanner | Travel ranges of up to a few mm | Scan mode with high velocities | – | |
Find adjustment | Coarse and fine adjustment | Operation at constant, low velocity | – | |
Force generation | Force generation | – | – | |
Active vibration insulation | Active vibration insulation | – | – |
* This page is a rendition from our Supplier, Physik Insturmente GmbH, Piezo Drive Technologies in Comparison page.