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.

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