490kHz Piezoelectric Disc 4x1mm for Ultrasonic Sensors

490KHz Piezoelectric Ceramic Disc

490KHz piezoelectric ceramic disc is 4 × 1mm.

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

Model

HCPP5D4T1

Material

Piezo Material: P5

Dimensions

4mm dia. x 1mm thickness

Specifications

Resonant frequency fr: 490 KHz ± 15 KHz

Electromechanical coupling coefficient Kp: ≥57%

Dielectrin loss (tgδ): ≤0.2 %

Static capacitance Cs: 190 pF ±15%

Measurement Notes

Cs => LCR meter at 1KHz 1Vrms

Test Conditions

23±3 °C 40~70% R.H.

Application Notes

fr, Zm, Kp => Radial mode vibration application

Applications

The 490KHz piezoelectric ceramic disc is suitable for ultrasonic sensors, vibration sensors and radial vibration.