ZTT4.91MG Ceramic Resonator 1. SCOPE This specification shall cover the characteristics of the ceramic resonator with the type ZTT4.91MG. 2. PART NO.: PART NUMBER CUSTOMER PART NO SPECIFICATION NO ZTT4.91MG 3. OUTLINE DRAWING AND DIMENSIONS: Appearance: No visible damage and dirt. Construction: Leads are soldered on electrode and body is molded by resin. Dimensions: ZTT 4.91MG http://www.luguang.cn mail:[email protected] ZTT4.91MG Ceramic Resonator 4. RATING AND ELECTRICAL SPECIFICATIONS: 4.1 RATING Items Content Withstanding Voltage (V) 50 (DC，1min) Insulation Resistance Ri,（MΩ）min. 100 （100V，1min） 4.2 ELECTRICAL SPECIFICATIONS Items Content Oscillation Frequency Fosc（MHz） 4.91 Frequency Accuracy （%） ±0.5 Resonant Impedance Ro（Ω）max Temperature Coefficient of Oscillation Frequency （%）max Rating Voltage UR（V）max Aging Rate （%）max 30 ±0.3 （Oscillation Frequency drift， -25℃～+85℃） 6VDC 15Vp-p ±0.3 （For Ten Years） 5. MEASUREMENT: Measurement Conditions: Parts shall be measured under a condition ( Temperature:+20℃±15℃,Humidity:65%±20% R.H.) unless the standard condition(Temperature:+25℃±3℃,Humidity：65±5% R.H.) is regulated to measure. Test Circuit: IC：1/6TC4069UBP×2 X：CERAMIC RESONATOR C1 C2：30pF(1±20%) http://www.luguang.cn mail:[email protected] ZTT4.91MG Ceramic Resonator 6. PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS No. 6.1 6.2 6.3 6.4 6.5 6.6 6.7 6.8 Item Humidity High Temperature Exposure Low Temperature Exposure Temperature Cycling Vibration Condition of Test Subject the resonator at +40 ℃±2℃ and 90%~95% R.H. for 500h, resonator shall be measured after being placed in natural conditions for 1h. Subject the resonator to +85 ℃ ± 5 ℃ for 500h, resonator shall be measured after being placed in natural conditions for 1h. Subject the resonator to –25 ℃ ± 5 ℃ for 500h, resonator shall be measured after being placed in natural conditions for 1h. Subject the resonator to －25℃ for 30 min. followed by a high temperature of +85℃ for 30 min. Cycling shall be repeated 5 times. Resonator shall be measured after being placed in natural conditions for 1h. 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 10Hz~55Hz and then resonator shall be measured. Performance Requirements It shall fulfill the specifications in Table 1. It shall fulfill the specifications in Table 1. It shall fulfill the specifications in Table 1. It shall fulfill the specifications in Table 1. It shall fulfill the specifications in Table 1. No visible Resonator shall be measured after 3 times' damage and it Mechanical random dropping from the height of 100cm shall fulfill the Shock on concrete floor. specifications in Table 1. Lead terminals are immersed up to 2 mm Resistance to from resonator’s body in soldering bath of It shall fulfill the +260℃±5℃ for 5s±1s and then resonator specifications in Soldering shall be measured after being placed in Table 1. Heat natural conditions for 1h More than 95% of the terminal Lead terminals are immersed up to 2mm from surface of the Solderability resonator’s body in soldering bath of +235℃ resonator shall be ±5℃ for 2s±0.5s. covered with fresh solder. http://www.luguang.cn mail:[email protected] ZTT4.91MG Ceramic Resonator 6. PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS (Continued from the preceding page) No Item Terminal Strength 6.9.1 Terminal Pulling 6.9.2 Terminal Bending Performance Requirements Condition of Test 6.9 Force of 5N is applied to each lead in axial direction for 10s±1s. When force of 5N is applied to each lead in axial direction,the lead shall folded up 90° from the axial direction and folded back to the axial direction. The speed of folding shall be each 3s. No visible damage and it shall fulfill the specifications in Table 1. Table 1 Item Specification after test Oscillation Frequency Change ±0.3 Δfosc/fosc （%）max Resonant Impedance Ro（Ω）max 30 Note ： The limits in the above table are referenced to the initial measurements. 7. PACKAGE To protect the products in storage and transportation，it is necessary to pack them（outer and inner package）.On paper pack, the following requirements are requested. Section of package Package is made of corrugated paper with thickness of 0.8cm.Package has 2 inner packages, each has 20 inner boxes (each box Quantity of package Per plastic bag Per inner box Per inner package Per package for plastic bag). 500 pieces 3 plastic bags 20 inner boxes 2 inner packages（60000 pieces of piezoelectric ceramic part） http://www.luguang.cn mail:[email protected] ZTT4.91MG Ceramic Resonator Dimensions and Mark At the end of package, the warning (moisture proof, upward put) should be stick to it. Dimensions and Mark (see below) NO. Name Quantity 1 Inner Box 40 2 Box 2 3 Package 1 4 Adhesive tape 1.2m 5 Label 1 6 Belt 2.8m 7 Certificate of approval 1 http://www.luguang.cn Notes mail:[email protected] ZTT4.91MG Ceramic Resonator Inner package UNIT:mm NO. Name Quantity 1 Inner Package 1 2 Label 1 3 Package tack A Few Notes Inner box Dimensions UNIT: mm NO. Name Quantity 1 Label 1 2 QC Label 1 3 Inner Box 1 Notes shall be packaged in box with hold down tape upside. Part No., quantity and lot No. http://www.luguang.cn mail:[email protected] Pars ZTT4.91MG Ceramic Resonator 9 OTHER 9.1 Caution of use 9.1.1 Do not use this product with bend. Please don’t apply excess mechanical stress to the component and terminals at soldering. 9.1.2 The component may be damaged when an excess stress will be applied. 9.1.3 This specification mentions the quality of the component as a single unit. Please insure the component is thoroughly evaluated in your application circuit. 9.2 Notice 9.2.1 Please return one of this specification after your signature of acceptance. 9.2.2 When something gets doubtful with this specifications, we shall jointly work to get an agreement. http://www.luguang.cn mail:[email protected]