Everywhere. Every Day. ® High Dielectric Piezoelectric Materials (Typical Properties) Property Dielectric Constant @ 1 kHz Dielectric Loss @ 1 kHz (Nickel Electrodes) (Gold Electrodes) Dielectric Constant @ 2 fn Density Curie Point Mechanical Quality Factor Coupling Coefficients Piezoelectric Charge Coefficient Piezoelectric Voltage Coefficient Frequency Constants Thickness (Resonant) (Antiresonant) Length Extensional (Resonant) (Antiresonant) Elastic Constants Short Circuit Open Circuit Short Circuit Open Circuit Symbol Unit KT3 % Plate Capacitance (l•w•KT3)/(4.45•t) Disc KT3 (5.662•Cap•t)/d2 Plate KT3 (4.447•Cap•t)/(l•w) f r (radial) Nr /(2.54•d) f r (length) N31r /(2.54•l) f r (width) N31r /(2.54•w) f t (thickness) Nt /(2.54•t) Formula length, width, and diameter are for electroded area only. 3257HD 5700 4.5 2.5 2200 8.20 155 120 .415 0.50 364 750 7.2 15 3265HD 6500 4.5 2.5 2500 8.20 >135 125 0.40 0.49 367 KS3 ρ Tc Qm k31 kt d31 d33 g31 g33 coulombs/N x 10-12 or meters/volt x 10-12 Vm/N x 10-3 or m2/coulomb Ntr Nta N31r N31a kHz cm kHz cm kHz cm kHz cm 208 235 144.5 156 208 235 144 155 208 234 144 154 SE11 SD11 YE11 YD11 x 10-12 m2/N x 10-12 m2/N x 1010 N/m2 x 1010 N/m2 14.6 11.9 6.9 8.4 14.7 12.2 6.8 8.2 14.5 12.2 6.9 8.2 g/cc °C Formulas Disc Capacitance (d2•KT3)/(5.67•t) Material Type 3252HD 5000 4.5 2.5 2000 8.20 >160 125 0.42 0.50 345 7.8 6.4 Definitions tanδe Dielectric Loss Factor ρ Mass Density of Ceramic Tc Curie Point d33 Direct Charge Coefficient d31 Transverse Charge Coefficient Ec Coercive Field C Capacitance (nF) l Length (in.) w Width (in.) d Diameter (in.) t Thickness (10-3 in.) Direct Electromechanical k33 Coupling Coefficient Nr Radial Frequency Constant Thickness Mode Nt Frequency Constant Pr Remanent Polarization Qm Mechanical Q (Quality Factor) YE33 Direct Young’s Modulus YE11 Elastic Modulus Transverse Electromechanical fr Resonant Frequency Free Dielectric Constant fa Anti-Resonant Frequency g33 Direct Voltage Coefficient k31 Coupling Coefficient g31 Transverse Voltage Coefficient KT3 Measured Along Poling Axis Planar Electromechanical kp Coupling Coefficient For further information concerning our capabilities, contact Sales at: (505) 348-4213 or email: PEPSales.US51 @ CTSCorp.com CTS Electronic Components, Inc. • 4800 Alameda Blvd NE • Albuquerque, NM 87113