NO.	Components	Materials
1	Outer Electrodes	Top and Bottom Electrodes Ag+Ni(under plating)+Sn(over plating) Side Electrodes Ni+Cu+Ag(under plating)+Sn(over plating)
2	Ceramic Box	Insulation Box
3	Cover	Dielectric Material
4	Glue	Epoxy Resin
5	Conductive Adhesive	Ag+Epoxy Resin
6	Base	Dielectric Material
7	Ceramic Element	Piezoelectric Ceramics (PZT)

4．ELECTRICAL SPECIFICATIONS

4.1 RATING

Items	Requirement
Withstanding Voltage (V)	50 (DC,1min)
Insulation Resistance Ri,(MΩ)min.	500 (10V,1min)
Operating temperature	-25℃～＋85℃
Storage temperature	-55℃～＋85℃
Rating Voltage U_R(V)	6V DC
Rating Voltage U_R(V)	15V p-p

4.2 ELECTRICAL SPECIFICATIONS

Items	Requirement
Oscillation Frequency Fosc (MHz)	10.000
Frequency Accuracy (%)	±0.5
Resonant Impedance Ro (Ω)max.	40
Temperature Coefficient of Oscillation Frequency (%) max.	±0.3 (Oscillation Frequency drift,-25℃～+85℃)
Oscillation Frequency Aging Rate(10years) (%) max	±0.2 (From initial value)

*Components shall be left in a chamber of +85±2℃ for 1000 hours, then measured after leaving in natural condition for 1 hour.

5．TEST

5.1 Test Conditions

Parts shall be tested under the condition ( Temp.:20±15℃,Humidity :65±20%

R.H.) unless the standard condition(Temp.:25±3℃,Humidity :65±10% R.H.)

is regulated to measure.

No	Item	Condition of Test		Performance Requirements
6.1	Humidity	Keep the resonator at 40℃±2℃ and 90%-95% RH for 96h. Then Release the resonator into the room Condition for 1h prior to the Measurement.		It shall fulfill the specifications in Table 1.
6.2	High Temperature Exposure	Subject the resonator to 85±2℃ for 96h, then release the resonator into the room conditions for 1h prior to the measurement.		It shall fulfill the specifications in Table 1.
6.3	Low Temperature Exposure	Subject the resonator to -55±2℃ for 96h, then release the resonator into the room conditions for 1h prior to the measurement.		It shall fulfill the specifications in Table 1.
6.4	Temperature Cycling	After temperature cycling of blow table was performed 5 times, resonator shall be measured after being placed in natural conditions for 1h.		It shall fulfill the specifications in Table 1.
		Temperature	Time
		–25±3℃	30±3 min
		85±3℃	30±3 min
6.5	Vibration	Subject the resonator to vibration for 2h each in x,y and z axis With the amplitude of 1.5mm, the frequency shall be varied uniformly between the limits of 10 Hz—55Hz.		It shall fulfill the specifications in Table 1.
6.6	Mechanical Shock	Drop the resonator randomly onto a wooden floor from the height of 100cm 3 times.		It shall fulfill the specifications in Table 1.
6.7	Soldering Test	Passed through the re-flow oven under the following condition and left at room temperature for 1h before measurement.		It shall fulfill the specifications in Table 1.