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SMD4025 参数 Datasheet PDF下载

SMD4025图片预览
型号: SMD4025
PDF下载: 下载PDF文件 查看货源
内容描述: SMD石英晶体谐振器 [SMD Quartz Crystal Resonator]
分类和应用: 晶体谐振器石英晶体
文件页数/大小: 8 页 / 415 K
品牌: LGE [ LGE ]
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HCX-4SB(27MHz)  
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  
Humidity  
It alone at 40± 2in humidity of 90~95% for 48h.  
1
2
Storage in Low  
Temperature  
Storage in High  
Temperature  
Temperature  
Cycle  
It alone at –40± 2for 240h.  
It alone at 85± 2for 240h.  
3
4
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  
25+/-5℃  
2 min  
-40+/-5  
30 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  
SHENZHEN LUGUANG ELECTRONIC TECHNOLOGY CO.,LTD  
.