Piezo Electric Disc 38x4.1mm S 500 KHz

Part Number: SMD38T4F500S

Piezoelectric Ceramic disc. Silver electrodes being one on each side (S configuration).  Thickness mode vibration application

Piezo Material: SM118
Dimensions: 38mm diameter x 4.1mm thickness
Resonant frequency fr: 500 KHz±5 KHz     
Electromechanical coupling coefficient Kp:≥44%
Resonant impedance Zr: ≤0.93 KΩ
Mechanical Coeficient K_t: 48%
Static capacitance Cs: 2500pF±25%@1kHz
Test Condition: 23±3 °C 40~70% R.H.
fr, Zm, Kp => Thickness mode vibration application
Cs => LCR meter at 1KHz 1Vrms

Applications: 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