Part Number: SMD20T04F5000RPiezo Electric Ceramic Disc Transducer. Both electrodes on one side (R configuration). Thickness mode vibration applicationPiezo Material: SM121Dimensions: 20mm dia. x 0.4mm thicknessResonant frequency fr: 5 MHz±100 KHz Electromechanical coupling coefficient Kp:Resonant impedance Zm: ≤0.48 ΩStatic capacitance Cs: 3800pF±20%@ 60Hz/1VTest Condition: 23±3 °C 40~70% R.H.fr, Zm, Kp => Thickness mode vibration applicationCs => LCR meter at 1KHz 1VrmsApplications: Piezo transducer vibration, matter dispersion, sonar transducer, Ultrasonic Sensor, wall thickness sensor, material stress sensor, pressure sensor,piezo electricity harvesting, fish finder transducer, compression sensor, piezo expansion sensor, biomedical probe and others.
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