Part Number: SMR2281T60118
Piezoelectric Ceramic Ring with Silver electrodes on both sides.
Piezo Material: SM118
Dimensions: OD 22 x ID 8.1 x Th 6mm
Resonant frequency fr: 77 KHz±3 KHz
Electromechanical coupling coefficient Keff:
Resonant Mode: Hoop mode vibration application
Resonant impedance Zm: ≤25 Ω
Static capacitance Cs: 530pF±20%@1kHz
Test Condition: 23±3 °C 40~70% R.H.
fr, Zm, Kp => Hoop mode vibration application
Cs => LCR meter at 1KHz 1Vrms
Applications: Bolt-clamped ultrasonic transducer, Ultrasonic Sensor, Vibration Sensor, Pressure sensor, Vibration generation, Biodiesel mixing transducer, Piezo expansion sensor, compression sensor, Piezo Welding, Tonpilz Transducer and others.