Part Number: SMR38D127T63
Piezoelectric Ceramic Ring with Silver electrodes on both sides.
Piezo Material: SM111
Dimensions: OD 38 x ID 12.7 x Th 6.3mm
Resonant frequency fr: 44 KHz ±3 KHz
Electromechanical coupling coefficient Keff:
Resonant Mode: Radial mode by impedance analyzer.
Resonant impedance Zm: ≤20 Ω
Static capacitance Cs: 2000pF±20%@1kHz
Test Condition: 23±3 °C 40~70% R.H.
fr, Zm, Kp => Radial mode by impedance analyzer.
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.