All Categories
History
This section provides an overview for piezoelectric actuators as well as their applications and principles. Also, please take a look at the list of 0 piezoelectric actuator manufacturers and their company rankings.
Table of Contents
Categories Related to Piezoelectric Actuators
A piezoelectric actuator is a device that converts electrical energy from sources like ICs into physical kinetic energy, manifesting as linear motion or deformation. This conversion is achieved through a piezoelectric element within the actuator, making piezoelectric actuators distinct for their high precision, rapid response, and absence of electromagnetic noise.
These actuators are notable for their compact size, lack of a need for driving coils, and low power consumption, making them ideal for precision instruments such as digital cameras and mobile devices.
Piezoelectric actuators find applications across various industrial products and household appliances, particularly in precision equipment. They are valued for their compactness, swift response, and energy efficiency. Uses span single-lens reflex cameras, hard disk drives, inkjet printers, medical devices, and more.
The operation of piezoelectric actuators is based on the inverse piezoelectric effect, where applying an electric field to a piezoelectric material causes it to deform. This effect is harnessed to achieve precise mechanical movement through electrical control. By thinning the ceramic substrate, these actuators can operate at lower voltages, enhancing their efficiency.
Piezoelectric actuators offer several advantages over traditional electromagnetic actuators, including the potential for greater displacement and reduced drive voltages. Electromagnetic actuators, requiring coils, struggle with miniaturization and cannot match the precision, controllability, and energy efficiency of piezoelectric actuators.
While piezoelectric actuators can achieve nano-level control, they exhibit hysteresis, meaning their displacement is not perfectly linear with control voltage. This necessitates external precision control mechanisms, such as strain gauges and ASICs, for accurate operation.
Interest in piezoelectric actuators for energy harvesting is growing, driven by environmental sustainability goals. These devices can convert mechanical displacement into electrical energy, with potential applications in power generation from environmental sources, including vibration, light, heat, and electromagnetic waves. This technology is also being explored for use in wireless communication tags powered by vibration energy.
*Including some distributors, etc.
Sort by Features
Number of Employees
Newly Established Company
Company with a History
108 products found
108 products
Optoscience Co., Ltd.
50+ people viewing
Last viewed: 20 minutes ago
■Summary A piezo actuator enclosed in a stainless steel frame. It is lightweight, compact, and has a long life, making it ideal for use in built-in...
Optoscience Co., Ltd.
60+ people viewing
Last viewed: 13 minutes ago
■Summary A long-life piezo actuator encased in a stainless steel frame. Amplification occurs along the short axis direction, and this product excee...
Optoscience Co., Ltd.
50+ people viewing
Last viewed: 19 minutes ago
■Summary We have an evaluation kit available for those who are new to the service and would like to try it out. You can easily evaluate piezo produ...
NIKKO COMPANY
120+ people viewing
Last viewed: 2 hours ago
■Summary Vibrex® is a linear ultrasonic motor that uses piezoelectric elements. A piezoelectric element generates ultrasonic vibrations that drive ...
