Piezoelectric ceramic plate
Electrode direction: thickness
Piezoelectric Ceramic Material: PZT-43 equal to PZT-4D
Piezoelectric elements technical data: |
Dimensions: |
100.838x79.38x2.2mm |
Radial frequency Fr: |
910 KHz ± 5% |
Frequency bandwidth ΔF |
>100 KHz |
Dielectric Loss tg δ: |
≤ 0.5% |
Static capacitance Cs: |
>37000pF |
Test Condition: 25±3 °C 40~70% R.H.
fr, Zm, Kr => Radial mode vibration
Cs tanδ => LCR meter at 1KHz 1Vrms
Typical soft PZT characteristics include:
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Wide range of frequencies in transmit and receive (sub-audible, audible, ultrasonic)
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High output, low drive material
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High frequency, fast response time
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High sensitivity for active or passive use
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Ability to use with low voltage or high voltage drive circuits
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Good mechanical and acoustic coupling
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Wide variety of shapes and sizes that can be customized to meet specific requirements and applications
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Wide variety of compositions that can be selected to meet specific requirements and applications
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Quality of each PZT component is ensured by a rigorous testing regimen. Characteristics such as frequency, capacitance, dissipation, coupling, d33 and mechanical properties are measured and verified against our / customer provided specifications.
Typical soft PZT applications include:
· . Undersea exploration (sonar, beacons, imaging, current meters)
· Aerospace (gyroscopes, accelerometers, level sensing)
· Medical products (Doppler blood flow, oncology therapeutics (high intensity focused ultrasound), imaging, level sensing, intra-operative tools for ophthalmology (phacoemulsification), dental descaling, general surgery, tissue ablation, medication delivery, hearing enhancement, bubble detection)
· Consumer products (ultrasonic toothbrushes, jewellery cleaners, contact lens cleaners, computer hard drives, touch screen displays, integrated, ultra-thin speakers and cosmetic enhancement)
· Industrial and Commercial (flow and level sensors, ultrasonic cleaning, ultrasonic welding, intrusion alarms, fabric needle positioning, solder dispensing, machine vibration monitoring, bubble detection, sonochemistry for improved chemical mixing)
· Telecommunications (optical switching of telecom lines, buzzers and alarms, Haptics feedback, mobile phone cameras)
· Automotive (power seat controls, reversing/collision avoidance sensors, anti-knock sensors)
· Scientific research (nano positioning stages and analytical tools, scanning probe microscopy, advanced acoustics)
· Oil Exploration (flow and level sensors, down hole drill tool monitoring)
