SMD7.0X5.0 Datasheet, PDF (5/8 Pages) Shenzhen Luguang Electronic Technology Co., Ltd – SMD Quartz Crystal Resonator

SMD 7.0X5.0
SMD Quartz Crystal Resonator
3.2 Environmental characteristics
Provided that measurement shall be carried out after letting it alone in the room temperature for 1h.
Item
Specifications
1 Humidity
It alone at 40℃± 2℃ in humidity of 90~95% for 48h.
Storage in Low
2
Temperature
It alone at –40℃± 2℃ for 240h.
Storage in High
3
Temperature
It alone at 85℃± 2℃ for 240h.
Temperature
4
Cycle
The following temperature cycle (10 cycles). Refer to below Fig. Temperature
shift from low to high, high to low shall be done in 1℃/min.
85+/ 5℃
30 min
25+/ 5℃
2 min
-40+/-5
30 min
25+/ 5℃
2 min
1 Cycle
*Frequency variation shall be within +/-5ppm and equivalent resistance less than ±15% max. after the test.
Note: Measuring the frequency should be done after keeping test samples at room temperature for 24 hours.
3.3 SUGGESTED IR REFLOW PROFILE