器件名称:
Q0.032768-MMTF32-12.5-20
功能描述:
Quartz Crystal
文件大小:
88.02KB 共1页
简 介:
Quartz Crystal MMTF32 Tuning Fork Crystal 2.0 x 6.0 mm actual size ■ 2 x 6 mm cylinder type ■ 32.768 kHz standard 2002/95/EC RoHS compliant Pb free: pins / pads RoHS General Data type frequency frequency tolerance at 25 °C ± 5 °C load capacitance CL temperature constant MMTF32 32.768 kHz (28.0 ~ 80.0 kHz on request) Frequency Stability vs. Temperature - 80 ppm -20 °C ~ +70 °C -40 °C ~ +85 °C STD. T1 - 160 ppm ± 10 ppm / ± 20 ppm 10 pF / 12.5 pF (6 pF ~ 12.5 pF) -0.04 10-6 / °C2 max. -0.034 10-6 / °C2 typical f (ppm) = -0.04 ( 25 °C - T )2 T = requested temperature standard frequency temperature characteristic Marking Date code ( month / year ) date code: A ~ M: Jan.- Dec. 5: 2005 6: 2006 7: 2007 operating tenperature range shunt capacitance Co series resistance max. ( ESR ) storage temperature drive level max. aging first year -20 °C ~ +70 °C / -40 °C ~ +85 °C 1.1 pF typical 30.0 kΩ -40 °C ~ +90 °C 1 W < ± 5 ppm Jan. A July G Febr. B Aug. H Mar. C Sept. J Apr. D Oct. K May E Nov. L June F Dec. M Dimensions Wave Soldering Profile bath temperature (°C) 260 200 150 100 50 0 ca. 3.5 °C/s ca. 2.0 °C/s ca. 5.0 °C/s 2.0+0.1/-0.2 0.28±0.05 0.7±0.2 6.0+0.1/-0.2 7.5±1.0 in mm 20 60 100 140 180 220 time (seconds) Mounting Mounting: if the crystal should be mounted vertically to your board (see picture), do not directly solder the metal can. The crystal may be overheated by the direct heat flow. Please use glue (hot-melt adhesive) or mechanical ……