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LTUC455G 参数 Datasheet PDF下载

LTUC455G图片预览
型号: LTUC455G
PDF下载: 下载PDF文件 查看货源
内容描述: [TEMPERATURE COEFFICIENT OF CENTER FREQUENCY SHALL BE DEFINED AS THE AVERAGE OF THE CENTRAL FREQUECY.]
分类和应用:
文件页数/大小: 7 页 / 186 K
品牌: SHOULDER [ SHOULDER ELECTRONICS LIMITED. ]
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PRIOR TO THE MEASUREMENT. IT SHALL FULFILL THE  
SPECIFICATIONS IN TABLE 1.  
6-2 MOISTURE  
KEEP THE FILTER AT 40AND 95% RH FOR 96 HOURS.THEN  
RELEASE THE FILTER INTO THE ROOM CONDITIONS FOR 1 TO  
2 HOURS PRIOR TO THE MEASUREMENT. IT SHALL FULFILL THE  
SPECIFICATIONS IN TABLE 1.  
6-3 LOW TEMPERATURE EXPOSURE  
SUBJECT THE FILTER TO -20FOR 96 HOURS. THEN RELEASE THE  
FILTER INTO THE ROOM CONDITIONS FOR 1 TO 2 HOURS PRIOR TO  
THE MEASUREMENT. IT SHALL FULFILL THE SPECIFICATIONS IN  
TABLE 1.  
6-4 TEMPERATURE CYCLING  
SUBJECT THE FILTER TO A LOW TEMPERATURE OF -55FOR 30  
MINUTES. FOLLOWSING BY A HIGH TEMPERATURE OF +85FOR 30  
MINUTES. THEN RELEASE THE FILTER INTO THE ROOM CONDITIONS  
FOR 1 TO 2 HOURS PRIOR TO THE MESUREMENT. IT SHALL MEET THE  
SPECIFICATIONS IN TABLE 1.  
6-5 RESISTANCE TO SOLDER HEAT  
DIP THE FILTER TERMINALS NO CLOSER THAN 1.5mm INTO THE  
SOLDER BATH AT 270℃ ±10FOR 10±1 SEC. THEN RELEASE THE  
FILTER INTO THE ROOM CONDITIONS FOR 1 TO 2 HOURS. THE  
FILTER SHALL MEET THE SPECIFICATIONS IN TABLE 1.  
6-6 MECHANICAL SHOCK  
DROP THE FILTER RANDOMLY ONTO THE CONCRETE FLOOR FROM  
THE HEIGHT OF 30cm 3 TIMES.THE FILTER SHALL FULFILL THE  
SPECIFICATIONS IN TABLE 1.  
6-7 VIBRATION  
SUBJECT THE FILTER TO THE VIBRATION FOR 1 HOUR EACH IN X,Y  
AND Z AXES WITH THE AMPLITUDE OF 1.5 mm AT 10 TO 55 Hz. THE  
FILTER SHALL FULFILL THE SPECIFICATIONS IN TABLE 1.  
6-8 LEAD FATIGUE  
6-8-1 PULLING TEST  
WEIGHT ALONG WITH THE DIRECTION OF LEAD WITHOUT AN  
SHOCK 3 KG. THE FILTER SHALL SATISFY ALL THE INITIAL  
CHARACTERISTICS.  
6-8-2 BENDING TEST  
LEAD SHALL BE SUBJECT TO WITHSTAND AGAINST 90℃  
BENDING IN THE DERECTION OF THICKNESS. THIS OPERATION  
SHALL BE DONE TOWARD BOTH DIRECTION. THE FILTER  
SHALL SHOW NO EVIDENCE OF DAMAGE AND SHALLSATISFY  
Http://www.shoulder.cn  
SHOULDER ELECTRONICS LIMITED  
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