49SMD-25-20-20

page 1 of 8 CRYSTAL SPECIFICATION Customer : Customer P/N : TKD P/N : CS16M025000RD1 Product Description : 49SMD-25-20-20 Issue Date : 2018.12.28 华强聚丰 CUSTOMER’S APPROVAL (PLEASE RETURN A COPY WITH APPOVAL Hubei TKD Electronic Technology Co.,LTD 湖北泰晶电子科技股份有限公司 APPROVED 代 伟 SALE：TEL ：027-65521387 QCD：TEL ：0722-3308231 FAX ：027-65521932 FAX ：0722-3309768 DESIGNER 苏婷婷 Mail ：whtkd@sztkd.com Mail ：tkdQC1@sztkd.com page 2 of 8 REV. Description of Revision History Date Designer Checked By A New revision 2018-12-28 Sutingting DaiWei page 3 of 8 CRYSTAL SPECIFICATION 1. 2. 3. 4. 5. 6. Description: Quartz Crystal Nominal Frequency: 25.000000MHz Oscillation Mode: Fundamental Cutting Mode: AT cut Measurement Instrument: S&A 250B(Measured FL) Electrical Characteristics: [1]Operation Conditions: Item Symbol MIN. Operating Temperature Range Topt Storage Temperature Range Tstg MAX. Unit -40 85 ℃ -55 105 ℃ Load Capacitance CL Drive Level DL 0.1 Symbol MIN. Tolerance dF/Fo Stability Over Temperature Aging TYP. 20 Condition pF 100 uW MAX. Unit Condition -20 20 ppm Refer to Center Frequency@25±3℃ dF/F25 -30 30 ppm Refer to Operating Temperature @-40~+85℃ dF/F25 -3 3 ppm Per Year MAX. Unit ESR 30 Ω Shunt Capacitance C0 7 pF Insulation Resistance IR [2]Frequency Stability: Item TYP. dF/Fo:Frequency Deviation Refer to Center Frequency dF/F25:Frequency Deviation Refer to 25℃ Frequency [3]Electrical Performance: Item Equivalent Series Resistance 7. Marking:Laser TKD:Company Logo 25.000:Nominal Frequency Symbol MIN. 500 TYP. MΩ Condition @Series @DC 100 Volt TKD25.000 page 4 of 8 8. Outline drawing (unit：mm) page 5 of 8 9. Reliability Specification Test Item Condition of test Performance Requirements Tensile Strength Termination The unit’s lead wire should withstand a tensile force applied to the There should be no termination in the direction of its draw-out axis of up to 1000g abnormalities detected on maintained as is for 10±2s the unit Solder ability The lead is immersed in a 235±5℃ solder bath within 2±0.5 A new uniform coating of seconds. solder shall cover min mun 95% of the surface being immersed. Vibration Drop Endurance condition by a frequency sweep shall be made. The entire frequency range from 10HZ to 50HZ and return to 10HZ,shall be transverseb in 1min. Amplitude(total excursion):1.5mm this motion shall be applied for a period of 2h each of 3 mutually perpendicular axes(a total of 6h) (1).Frequency Change:±5ppm (2).Resistance:±15% Form 70cm height 3 times on 3cm hard wooden floor (1).Frequency Change:±5ppm (2).Resistance:±15% Shock Peak acceleration:981m/s2 duration of the pulse :6ms three (1).Frequency successive shocks shall be applied in both direction of 3 mutually Change:±5ppm perpendicular axes(a total of 18 shocks) (2).Resistance:±15% Damp heat The unit shall be stored at a temperature of 40±2℃with relative (1).Frequency humidity of 90%to95% for 48h, then it shall be subjected to Change:±5ppm standard atmospheric conditions for 1 ～ 2h after which (2).Resistance:±15% measurement shall be made. Dry heat The unit shall be stored at a temperature of 100℃±5℃ for 24h, (1).Frequency then it shall be subjected to standard atmospheric conditions for Change:±5ppm 1～2h after which measurement shall be made. (2).Resistance:±15% Cold The unit shall be stored at a temperature of-40℃±5℃ for 48h, then (1).Frequency it shall be subjected to standard atmospheric conditions for 1～2h Change:±5ppm after which measurement shall be made. (2).Resistance:±15% Aging The unit shall be stored at a temperature of 85℃±5℃ for 7d then it shall be subjected to standard atmospheric conditions for 1～2h after which measurement shall be made. Temperature cycling Refer to specification verdict The unit shall be subjected to 5 successive change of temperature Refer to cycles, each as show in table below,then it shall be subjected to specification standard atmospheric conditions for 1 ～ 2h after which measurement shall be made verdict Temperature Duration 1 -40℃±3℃ 2 Standard atmospheric Within 30s conditions 3 100℃±3℃ 4 Standard atmospheric Within 30s conditions 30min 30min page 6 of 8 Test Item Sealing Condition of test The crystal filter unit shall be immersed in a industry alcohol for 5±0.5 minutes then 25±3℃ 1~2 Hr before testing Resistance to soldering heat Performance Requirements Insulation Resistance>500MΩ Refer to specification Reflow soldering cure see the chart. Soldering iron method: Bit temperature: 350℃±10℃ Application time of soldering iron:5s Max verdict page 7 of 8 10. Packing Desrciption page 8 of 8