Application
side touch key
Electromechanical coupling coefficient
>0.65
Free relative permittivity
2400±12.5%
Piezoelectric constant
D31 210±12.5% D33 500±12.5%PC/N
Frequency stability
<±0.7‰/℃
Temperature stability
<0.7%/℃
Resonance frequency consistency
<±7.5%