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Physik Instrumente
Piezoelectric Actuators

Piezoelectric Actuators

Product catalog summary

Introduction
PI Ceramic is a prominent provider of piezoelectric actuators and sensors, catering to high-tech markets such as medical, mechanical, and semiconductor engineering. The company offers both standard and custom piezoelectric components, ensuring quick customer response and high-quality standards.

Core Competencies
PI Ceramic specializes in manufacturing standard piezo components for actuators, ultrasonics, and sensors, with capabilities for large-scale production. The company is ISO 9001, ISO 14001, and OHSAS 18001 certified, highlighting its commitment to quality, environmental management, and safety.

Product Offerings
The document details various piezoelectric actuators, including PICMA® Stack Multilayer Piezo Actuators known for reliability and precision, custom designs for specific applications, and PICA Actuators for high-load applications.

Manufacturing and Technology
PI Ceramic uses advanced manufacturing technologies like rapid prototyping and precision machining, ensuring high-quality and cost-effective production.

Research and Development
The company invests in extensive R&D, maintaining laboratories and collaborating with universities to innovate and improve piezoelectric materials and components.

Customer Service and Support
PI Ceramic focuses on long-term customer relationships, offering after-sales service and technical support to ensure satisfaction and product performance.

Specifications
The document provides specifications for PICMA® Stack and Bender Piezo Actuators, including dimensions, displacement, blocking force, stiffness, capacitance, and resonant frequency. Operating voltage ranges from -20 to 120 V, with temperatures from -40 to 150°C.

Procedures and Recommendations
Recommended preload for dynamic operation is 15 MPa, with a maximum of 30 MPa for constant force. PTFE-insulated wire leads are advised for electrical interfaces.

Standards and Norms
Actuators are UHV-compatible and designed for high humidity environments, with inert gas encapsulation for durability.

Custom Designs and Applications
Custom designs are available for specific applications, including actuators with inner holes for fiber stretching and multilayer bender actuators for medical technology.

Key Data from Tables
Tables provide detailed measurements and performance metrics for actuator models, crucial for selecting appropriate actuators for applications.

Overview of Actuator Materials
The document discusses various piezoelectric actuator materials, including PIC151, PIC153, PIC255, PIC252, and PIC050, each with distinct properties for different applications.

Material Specifications
Details on physical and dielectric properties, piezoelectric deformation coefficients, and mechanical quality factors are provided.

Actuator Types and Applications
Includes longitudinal stack actuators, shear actuators, tube actuators, contracting actuators, and bending actuators, each suited for specific applications.

Charge-Control Amplifier and N-Loop Control
Discusses charge-control amplifiers in n-loop control systems to eliminate hysteresis and creep in piezoelectric systems.

Temperature Effects on Piezo Actuators
Explains how temperature affects actuator performance, with specific behaviors at cryogenic temperatures.

Preload and Load Capacity
Advises on mechanical preloading to compensate for dynamic forces, with specific preload recommendations.

Efficiency and Energy Balance
Discusses efficiency and energy balance in piezo actuator systems, emphasizing optimal energy transfer.

Specifications and Environmental Conditions
Piezo actuators are designed for extreme conditions, including high temperatures and vacuum environments, with specific construction for durability.

Lifetime and Reliability
PICMA® actuators have extended lifetimes due to a patented all-ceramic protective layer, with lifetime calculations provided.

Dynamic Operation and Energy Efficiency
Highlights the endurance of piezo actuators in dynamic applications, with energy-saving switching amplifiers.

Control Electronics and Amplifier Characteristics
Emphasizes the importance of control electronics for performance, with details on amplifier characteristics.

Handling and Installation
Provides guidelines for handling and installing piezo actuators, emphasizing careful handling and proper installation techniques.

Conclusion
The document provides comprehensive guidelines for optimizing piezo actuator systems, emphasizing the importance of understanding technical specifications and operational guidelines for efficient operation.

Catalog excerpts

Piezoelektrische Aktoren Piezoelectric Actuators Com M E N T E technologie s N S T E U E R U B A U E L Eponent,s ,T E C H N O L O G I E , ,A O pe r a tion N G

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PI Ceramic – Leaders in Piezo Technology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Piezo Actuators PICMA® Stack Multilayer Piezo Actuators P-882 – P-888 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Custom Designs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Encapsulated PICMA® Stack Piezo Actuators P-885 • P-888. . . . . . . . . . . . . . . . . . . . . . . . . . . 9 P-080 PICMA® Stack Multilayer Ring Actuator . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

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PI Ceramic is one of the world’s market leaders for piezoelectric actuators and sensors. PI Ceramic provides everything from piezoceramic components to system solutions for research and industry in all high-tech markets including medical engineering, m echanical engineering and automobile manufacture, or semiconductor technology. Core Competences of PI Ceramic Custom Designs The very nature of PI Ceramic makes it possible to react to customer wishes in the shortest possible time. PI Ceramic has specialized in quantities of a few 100 to several 100,000. Our development and consulting engineers...

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Reliability and Close Contact with our Customers O u r Mi s s ion iezoceramic materials P (PZT) Piezoceramic components Customer- and application-specific transducers PICMA® monolithic multilayer piezo actuators iniature piezo M actuators PICMA® multilayer bending actuators ICA high-load piezo P actuators iezo tube actuators P reloaded actuators P with casing iezocomposites – P DuraAct patch transducers Our aim is to maintain high, tested quality for both our standard products and for custom-engineered components. We want you, our customers, to be satisfied with the performance of our products....

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Experience and Know-How S T A T E - O F - T H E - AR T M a n u f a ct u r ing T echnology Developing and manufacturing piezoceramic components are very complex processes. PI Ceramic has many years of experience in this field and has developed sophisticated manufacturing methods. Its machines and equipment are state of the art. Rapid Prototyping The requirements are realized quickly and flexibly in close liaison with the customer. Prototypes and small production runs of custom-engineered piezo components are available after very short processing times. The manufacturing conditions, i.e. the composition...

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PICMA® Stack Multilayer Piezo Actuators c e r a m i c - i n s u l at e D h i g h - P o W e r a c t u at o r s P-882 – P-888 Superior lifetime High stiffness UHV-compatible to 10-9 hPa Sub-nanometer resolution Large choice of designs Patented PICMA® Stack Multilayer Piezo Actuators with High Reliability Operating voltage -20 to 120 V . Ceramic insulation, polymer-free . Humidity resistance . UHV-compatible to 10-9 hPa, no outgassing, high bakeout temperature . Encapsulated versions for operation in splash water or oil Custom Designs with Modified Specifications For high operating temperature up...

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Order number* Nominal displacement Electrical capacitance Resonant frequency AWG 32 (Ø 0 .49 mm); P-885, P-887, P-888: AWG 30 (Ø 0 .61 mm) . Recommended preload for dynamic operation: 15 MPa . Maximum preload for constant force: 30 MPa . Resonant frequency at 1 Vpp, unloaded, free on both sides . The value is halved for unilateral clamping . Capacitance at 1 Vpp, 1 kHz, RT . Operating voltage: -20 to 120 V . Operating temperature range: -40 to 150°C . Custom designs or different specifications on request . * For optional solderable contacts, change order number extension to .x0 (e . g . P-882...

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Variety of Tips Spherical tips . PI Ceramic has suitable tips with standard dimensions in stock and mounts them prior to delivery . Application-specific tips can be manufactured on request . PICMA® Actuators for Maximum Dynamics For high-dynamics applications, the multilayer actuators are equipped with electrodes for especially high currents of up to 20 A . Together with a high-performance switching driver such as the E-618, high operating frequencies in the kHz range can be attained . The rise times for the nominal displacement are a few tens of microseconds . PICMA® Multilayer Actuators with...

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Encapsulated PICMA® Stack Piezo Actuators for tough inDustrial environments P-885 • P-888 Splash-resistant full encapsulation Superior lifetime High stiffness UHV-compatible to 10-9 hPa Microsecond response Sub-nanometer resolution Large choice of designs Encapsulated PICMA® Stack Multilayer Piezo Actuators with Inert Gas Filling Operating voltage -20 to 120 V . UHV-compatible to 10-9 hPa . Version for operation in environments where exposure to splash water, high humidity or oil occurs Order number* Dimensions Nominal Max. Blocking Stiff- Electrical Resonant OD x L displacedisplace- force ness...

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PICMA® Stack Multilayer Ring Actuator With inner hole P-080 Inner hole for preload or as aperture for optical applications Superior lifetime Ideal for dynamic operation Microsecond response Subnanometer resolution Multilayer Stack Actuators Flexible travel range up to 30 µm. Annular cross-section for easy integration. UHV-compatible to 10-9 hPa, high bakeout temperature Available Options Different heights, easy to mount on customer request. Variety of shapes. Precision-ground end plates for reduced tolerances PICMA® Piezo Linear Actuators Low operating voltage -20 to 100 V. Ceramic insulation....

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Preliminary data_| P-080.311_| P-080.341_| P-080.391_| Unit Nominal travel range 5.5 + 20% 11+20% 25+10% urn Standard connections: PTFE-insulated stranded wires, 100 mm, AWG 30 (0 0.61 mm). For optional solderable contacts without stranded wires, change order number extension to 0. Piezo ceramic type PIC252. Ceramic end plates made of Al203. Recommended preload for dynamic operation: 15 MPa. Maximum preload for constant force: 30 MPa. Axial resonant frequency: measured at 1 Vpp, unloaded, undamped. The value is halved for unilateral clamping. Electrical capacitance:Tolerance ±20%, measured at...

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