MINIATURE CYLINDER HIGH FREQUENCY CRYSTAL AB145 *RoHS COMPLIANT 5.1 x 1.5mm | | | | | | | | | | | | | | | FEATURES: * Miniature high frequency crystals * Excellent frequency vs. temperature stability * Industrial temperature range available APPLICATIONS: * Communications equipment * Measuring instruments * Audio and video equipment * Hand held devices * Portable electronics * Microprocessor clocks STANDARD SPECIFICATIONS: PARAMETERS Nominal Frequency Operating Temperature Storage Temperature Frequency Tolerance Frequency Stability Equivalent Series Resistance Load Capacitance CL Shunt Capacitance Drive Level Aging at 25C/year Insulation Resistance 16.000MHz - 70.000MHz -10C to + 60C -40C to +85C 30 ppm max. at +25C (see option) 30 ppm max. (see option) See Table 1 16pF (see option) 7pF 500W max., 100W correlation 5ppm max. 500 M min. at 100 Vdc 15V OPTIONS AND PART IDENTIFICATION (Left blank if standard): OUTLINE DRAWING: AB145 - Frequency - CL - ESR - Tolerance - Stability - Packaging CL options: Load cap. in pF (minimum 10 pF) S for Series Resonance Freq Stability options: U for 10 ppm max. G for 15 ppm max. X for 20 ppm max. W for 25 ppm max. H for 35 ppm max. Z for 50 ppm max. ESR options: RXXX (value in ohms max.) Freq Tolerance options: 1 for 10 ppm max. 7 for 15 ppm max. 2 for 20 ppm max. 3 for 25 ppm max. 5 for 50 ppm max. Packaging option: T for Tape and Reel ENVIRONMENTAL AND MECHANICAL SPECIFICATIONS: * Shock: Drop test of 3 times on a hard board from 75cm. 5ppm max. R within spec. * Vibration: Frequency with an amplitude of 1.5mm or accelearation 10g sweeping between 10Hz to 55Hz within 1 minute for 2 hours minimum on each axis. (X, Y, Z). 5ppm max. R within spec. * Terminal strength: Apply 0.5kg load to each terminal and sustain it for 305seconds. Dimensions: inch (mm) TABLE 1: Frequency Range (MHz) 16.000 to 19.999 (Fund) 20.000 to 29.999 (Fund) 30.000 to 70.000 (3rd OT) Max ESR ( ) 40 30 100 No visible damage * Solderability: Dip terminals in RMA flux for 50.5sec at room temp. then solder dip at 230C 5C for 50.5sec. 90% coverage with fresh solder. * Leak test: Take measurments with Helium leak detector. 1*10-2 Pa*m3/S * Thermal Shock: Subject to 5 temperature cycles from -40C for 30min to 100C for 30min each cycle. ABRACON IS ISO 9001 / QS 9000 CERTIFIED rev1.1-8/05 Variation between pre-test and post-test frequencies shall remain between 5ppm. R within spec. 30332 Esperanza, Rancho Santa Margarita, California 92688 tel 949-546-8000 | fax 949-546-8001 | www.abracon.com