器件名称: Q0.032768-MTF32-12.5-20
功能描述: Quartz Crystal
文件大小: 89.06KB 共1页
简 介:Quartz Crystal MTF32
Tuning Fork Crystal 3.0 x 8.0 mm
actual size ■ 3 x 8 mm cylinder type ■ 32.768 kHz standard
2002/95/EC
Pb free: pins and pads
RoHS
General Data
type frequency frequency tolerance at 25 °C ± 5 °C load capacitance CL temperature constant MTF32 32.768 kHz (15.0 ~ 150.0 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
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
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 1.7 pF typical 30.0 kΩ -40 °C ~ +90 °C 1 W < ± 5 ppm
20
60
100
140
180
220
time (seconds)
Dimensions
Marking
Date code ( month / year )
8.0+0.3/-0.2 10.0±1.0
0.350.07
date code: A ~ M: Jan.- Dec. 5: 2005 6: 2006 7: 2007
in mm
1.1±0.2
3.0+0.1/-0.2
Jan. A July G
Febr. B Aug. H
Mar. C Sept. J
Apr. D Oct. K
May E Nov. L
June F Dec. M
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 clamping to fast……