Shenzhen Yujies Technology Co., Ltd.
Shenzhen Yujies Technology Co., Ltd.
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Piezoelectric Ceramics Of P44 Hemisphere Diameter Ø23.5x0.8mm
1. Product description
Piezoelectricity is a type of electricity that occurs when materials possessing piezoelectric properties are exposed to pressure or stress. Examples of these materials are ceramics, also called piezoceramics , and crystals.
Piezoelectric Ceramics (piezoceramics), such as Piezoelectric Ceramic Ring, Piezoelectric Ceramic Disc, Piezoelectric Ceramic Tube, Piezoelectric Ceramic Ball/Hemisphere, Piezoelectric Ceramic Cylinder and Piezoelectric Ceramic Square/Rectangular.
2. Brief description of piezo ceramic element & Attributive Characters
1. Electrode form/ Modulating: External drive (diode); Self drive (transistor);
2. Thickness: Thick (T>0.5mm); Standard (0.5mm>T>0.2mm);
3. Dimension: Smallest diameter is 5mm, Biggest is 100mm;
4. Metal plate type: Silver
5. Connection terminal: Solder wire or not.
3. Applications for ceramics
Piezo Ceramic Element: Applications (Piezoceramics element; Piezo diaphragm, piezo plate)
1. For sound making:Clocks,Calculators,Telephones,Washing machines,Various(Burglar alarms,etc);
2. For transduction: Embryo monitor,Heart reflectoscope reflector,pedometer, car alarm sensor.
3. For face lift beauty devices.
4. For medical devices.
5. For distance measuring.
6. Hydrophone
7. Oceanography
SØ23.5x0.8
Electrical Characteristics:
| Piezoelectric material : | P-44 Navy Type II |
| Resonant Frequency : | 100 KHZ ± 5% |
| Resonant Resistance (R) : | < 10 ohm |
| Coupling Factor (Kr) : | >30% |
| Capacitance (Cp) : | 10000 PF ± 20% |
| Dielectric loss (tgδ) : | < 0.5% |