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| Crystal unit THIN SMD HIGH-FREQUENCY CRYSTAL UNIT FA-238 Product number (please refer to page 1) Q2 2 FA 2 3 8 x x x x x 0 0 * * * * * High-density mounting-type SMD. Excellent shock resistance. Capable of covering a wide frequency range. (from 16 MHz to 50 MHz) 0.7 mm Max. thickness is equal to SMD-type IC. Most suitable for small communication devices. Actual size www..com Specifications (characteristics) Item Nominal frequency range Temperature range Storage temperature Operating temperature Operable temperature Drive level Maximum drive level Recommended drive level Frequency tolerance Symbol f TSTG TOPR TUSE GL DL f/f Specifications 16.000 MHz to 50.000 MHz -40 C to +125 C -40 C to +85 C As per below table 2 mW Max. 10 W to 100 W 50 x 10-6(standard) (15 x 10 to 50 x 10 is available) -6 -6 Remarks Fundamental mode 1 Stored as bare product after unpacking Specified equivalent series must be satisfied. Specified equivalent series and frequency temperature characteristics must be satisfied. Only crystal oscillation is guaranteed Ta=+25 C3 C For the out of standard specifications, please contact us for inquiries. 1 -20 C to +70 C For the out of standard specifications, please contact us for inquiries. 1 Please specify Operable temperature range , DL=100 W Frequency temperature characteristics Load capacitance Series resistance Shunt capacitance Insulation resistance Aging Shock resistance CL R1 C0 IR fa S. R. 30 x 10-6(standard) As per below table 7 pF to (standard:12 pF) As per below table 5.0 pF Max. 500 M Min. 5 x 10-6/year Max. 10 x 10 Max. -6 Ta=+25 C 3 C, first year 100 g dummy (Seiko Epson Standard) drop from 1500 mm height on to the concrete 3 directions 10 times. 1 f > 40 MHz : Only standard specifications Operable temperature 0 C to +50 C -10 C to +60 C -20 C to +70 C -30 C to +80 C -40 C to +85 C Frequency temperature characteristics Frequency tolerance 8 x 10-6 Min. 12 x 10-6 Min. 15 x 10 Min. -6 Series resistance (R1) Frequency 16.0 MHz f < 20.0 MHz 20.0 MHz f < 25.0 MHz 25.0 MHz f < 30.0 MHz 30.0 MHz f 50.0 MHz Series resistance 80 Max. 60 Max. 50 Max. 40 Max. 20 x 10-6 Min. 30 x 10 Min. -6 External dimensions #4 #3 1.2 #3 #4 (Unit: mm) Recommended soldering pattern 2.2 (Unit: mm) #1 2000M E66RA 3.2 2.5 #2 #2 0.7 Max. #4 0.9 #1 Internal connection #3 0.8 1.6 1.4 #1 #2 #2 and #4 is connected with a cover. 1.2 0.7 24 |
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