Part Number: SMR197T3111
Piezoelectric Ceramic Ring with Silver electrodes on both sides.
Piezo Material: SM111
Dimensions: OD 19 x ID 7 x Th 2mm
Resonant frequency fr: 1.1 MHz±5%
Electromechanical coupling coefficient Kt: 40%
Resonant Mode: Radial mode by impedance analyzer.
Resonant Resistance Zm: 0.82Ω
Static capacitance Cs: 1430pF±10% @1kHz
Dielectric Loss tgδ: 0.28%
Test Condition: 23±3 °C 40~70% R.H.
fr, Zm, Kp => Thickness mode by impedance analyzer.
Cs => LCR meter at 1KHz 1Vrms
Applications: Ultrasonic Sensor, Vibration Sensor, Pressure sensor, Vibration generation,Medical devices, Piezo expansion sensor, compression sensor, Bolt-clamped ultrasonic transducer, Tonpilz Transducer and others.