Product

PZT-based piezoelectric ceramic

TFT provides PZT-based piezoelectric ceramic products manufactured byTRS Technologies in the U.S., which is our group company. We will respond to a wide variety of needs in combination with Tayca products. Please feel free to contact us with your inquiries.

High-sensitivity Piezoelectric Ceramics
(soft piezoelectric ceramics)

Item	Symbol	Material Unit	HK1HD	610HD	200HD	203	207
Density	ρ	g/cm3	8.00	7.95	7.90	7.90	7.95
Curie Temperature	Tc	˚C	150	210	340	380	370
Relative permittivity	K33T	ｰ	6800	4500	2050	1450	2100
Dielectric Loss Factor	tanδ	ｰ	0.017	0.018	0.018	0.013	0.018
Coercive electric field	Ec	kV/cm	5.0	7.8	13.5	25	16
Piezoelectric Constant	d33	pm/V	780	750	400	300	450
	d31	pm/V	ｰ380	ｰ380	ｰ190	ｰ121	ｰ202
	d15	pm/V	840	ｰ	550	350	550
Coupling Coefficient	k33	ｰ	0.76	0.82	0.73	0.51	0.72
	kt	ｰ	0.49	0.55	0.49	0.45	0.50
	kp	ｰ	0.68	0.75	0.66	0.54	0.67
	k15	ｰ	0.64	ｰ	0.68	0.60	0.68
Frequency Constant	Np	Hz∙m	1945	1830	2065	2215	ｰ
Frequency Constant	Nt	Hz∙m	2060	1990	2160	2071	ｰ

High Power Piezoelectric Ceramics
(hard piezoelectric ceramics)

Item	Symbol	Material Unit	101	301	308
Density	ρ	g/cm3	7.90	7.90	7.90
Curie Temperature	Tc	˚C	325	300	320
Relative permittivity	K33T	ｰ	1300	1000	1360
Dielectric Loss Factor	tanδ	%	0.3	0.2	0.3
Coercive electric field	Ec	kV/cm	11	13	ca.2000
Piezoelectric Constant	d33	pm/V	300	270	312
	d31	pm/V	-120	-100	-133
	d15	pm/V	490	320	-
Coupling Coefficient	k33	ｰ	0.70	0.64	0.72
	kt	ｰ	0.50	0.49	0.49
	kp	ｰ	0.64	0.59	0.61
	k15	ｰ	0.69	0.58	-
Frequency Constant	Np	Hz∙m	2200	2300	2200
Frequency Constant	Nt	Hz∙m	2070	2100	2020
Mechanical Quality Factor	Qm	ｰ	500	900	2500

High Power Piezoelectric Ceramics (hard material)

High Temperature Piezoelectric Ceramics

Item	Material name Unit	200HD	203	Measured temperature
Curie Temperature	˚C	340	380
Density	g/cm3	7.9	7.9
Coercive electric field	kV/cm	15.5		Measured at 25℃
Relative permittivity		2500
Dielectric Loss Factor	%	0.017	0.013
Piezoelectric Constant	d33 pm/V	400	300
Piezoelectric Constant	d15 pm/V	550	350
Coupling Coefficient	k33	0.73	-
	k31	-0.4
	k15	0.68	0.6
	kp	0.66	0.54
	kt	0.49	0.45
Poisson's Ratio	σ	-
Mechanical Quality Factor	km	75

Manufacturer:TRS Technologies, Inc., Country of origin:the U.S

Product

PZT-based piezoelectric ceramic

High-sensitivity Piezoelectric Ceramics (soft piezoelectric ceramics)

High Power Piezoelectric Ceramics (hard piezoelectric ceramics)

High Temperature Piezoelectric Ceramics

High-sensitivity Piezoelectric Ceramics
(soft piezoelectric ceramics)

High Power Piezoelectric Ceramics
(hard piezoelectric ceramics)