Model

Capacitance
Ct (pF)

loss
tgδ (%)

resonant frequency
fs(KHz)

coupling coefficient
Kp（%）

quality factors
Qm

piezoelectric strain constantd33 (10-12C/N)

WNCP-P4-50-2.6

9000± 5%

≤0.4

46±5%

65

800

320

WNCP-P4 -50-2.6-S

9000± 5%

≤0.4

46±5%

65

800

320

WNCP-P4 28-1

7000±15%

≤0.4

81±5%

65

800

320

WNCP-P4-28-2

3500±15%

≤0.4

81±5%

65

800

320