142Khz Piezoelectric ceramic ring is 10×5×2mm，Piezoelectric Ceramic Ring with Silver electrodes on both sides.
- Model：HCPP4R105T2
- Piezo Material: PZT-4
- Dimensions: OD 10 x ID 5 x Th 2mm
- Resonant frequency fr: 142 KHz±4 KHz
- Electromechanical coupling coefficient Keff: ≥35%
- Resonant Mode: Radial mode by impedance analyzer.
- Resonant impedance Zm: ≤20 Ω
- Static capacitance Cs: 350pF±15%@1kHz
- Test Condition: 23±3 °C 40~70% R.H.
- fr, Zm, Kp => Radial mode by impedance analyzer.
- Cs => LCR meter at 1KHz 1Vrms
142Khz Piezoelectric ceramic ring Applications: Bolt-clamped ultrasonic transducer, Ultrasonic Sensor, Vibration Sensor, Pressure, sensor, Vibration generation,