ETL > Quartz Crystal > ETK-26 / 38 Series
  Specifications (Characteristics)

Item Symbol Specifications Remarks
Nominal Frequency f 30.000KHz-200.000KHz  
Storage Temperature T STG -20oC~+70oC  
Operating Temperature T OPR -10oC~+60oC  
Drive Level DL 1.0µ W max.  
Soldering Temperature TSOL Below 280oCwithin 5 sec.  
Frequency Tolerance f / f 10 ~ 50ppm Ta=25oC, DL1.0mW
Turnover Temperature T 25XC Typ.  
Parabolic Curvature Constant a -0.04ppm/oXC2 max  
Loading Capacitance CL 12.5 - 32pf,  
Equivalent Resistance R1 40K max./ 30K max.  
Motional Capacitance C1 0.0006pF Typ. ~ 0.004pF Typ.  
Shunt Capacitance C0 2.0pF Typ. ~ .06pF Typ.  
Insulating Resistance IR 500M min.  
Aging fa 5ppm / year max. Ta =253oC, First Year
Shock Response S.R. 5ppm max. Dropping from height of 75cm for 3 times on firm wood

Dimensions (mm)

ETK-26

ETK-38