深 圳 市 晶 发 电 子 有 限 公 司
SHENZHEN JINGFA ELECTRONICS CO.,LTD
规格书
SPECIFICATION
产品名称
石英晶体谐振器
Description
Crystal Unit
型号 · 标称频率
Type · Nominal Frequency
49S
25.000MHz
规格书号
Specification .
JFWSI25018A204C
制作
DESIGNED
BY
杨
阳
BY
何
珍
APPROBED BY
肖
琳
审核
CHECKED
批准
工厂地址:深圳市宝安区福永安达电子工业区4栋6楼
电话:0755-23001622 传真:0755-26741500 网址:www.jingfadianzi.com
深 圳 市 晶 发 电 子 有 限 公 司
SHENZHEN JINGFA ELECTRONICS CO.,LTD
技术特性Specification
1
标称频率 Nominal Frequency
25.000MHz
2
规格型号 Holder Type
3
振动模式 Mode of Oscillation
Fund AT
4
调整频差 Frequency Tolerance at( 25℃±2℃)
±20ppm
5
温度频差 Temperature Frequency Stability vs Temp
±20ppm
6
工作温度 Operating Temperature Range
-20~+70℃
7
贮存温度 Storage Temperature Range
-45~+80℃
8
负载电容 Load Capacitance
9
静电容 Shunt capacitance
10
等效电阻 Equivalent Series Resistance
≤35Ω(Max)
11
激励功率 Drive Level
100 u W
12
绝缘阻抗 Insulation Resistance
500MΩat DC100V
13
年老化率 Aging Rate a Year
±5PPM
HC-49S
18pF
<5PF(Max)
尺寸构造Dimensions&Stucture
工厂地址:深圳市宝安区福永安达电子工业区4栋6楼
电话:0755-23001622 传真:0755-26741500 网址:www.jingfadianzi.com
深 圳 市 晶 发 电 子 有 限 公 司
SHENZHEN JINGFA ELECTRONICS CO.,LTD
机械及环境性能Environmental&Physical Characteristics
1.
2..
3.
Item
Condition
Drop characteristics
Free drop from 75cm height on a hard wooden board
跌落性
for 3 times. (Board is thickness more than 30 mm.)
Shake characteristics
振动性
4.
5.
≤5ppm
hours.
Rr as specification
pressure 0.4~0.5mpa 10 minutes, then take out and
Bend characteristics
弯曲性
characteristics
260±5℃, 3 seconds
90% exhibit tin ok
5N,90°,3 times, test machine
no damage
Frequency change:
+40±2℃ & 90%~95% R.H. 250 hours
7.
characteristics
低温性
High temperature
8.
characteristics
高温性
≤5ppm
Rr as specification
恒温性
Low temperature
IR≥500MΩ
blow for 5 minutes
Humidity
6.
Rr as specification
1.5mm, direction x/y/z, all 30 minutes, test after 1
characteristics
可焊性
≤5ppm
Frequency change:
Put crystal into the pressure cabin with alcohol, keep
Weld characteristics
Frequency change:
Shake frequency 10~55Hz, cyc1~2 minutes, swing
Airproof
密封性
Standard
-30±2℃, 250 hours, put in room temperature, test
after 1 hours.
+85±2℃, 250 hours, put in room temperature, test
after 1 hours.
Frequency change:
≤5ppm
Rr as specification
Frequency change:
≤5ppm
Rr as specification
工厂地址:深圳市宝安区福永安达电子工业区4栋6楼
电话:0755-23001622 传真:0755-26741500 网址:www.jingfadianzi.com
深 圳 市 晶 发 电 子 有 限 公 司
SHENZHEN JINGFA ELECTRONICS CO.,LTD
温度循环Temperature cycling
Condition:
℃ ℃
℃ ℃
℃ ℃
回流焊测试Refluence examination
工厂地址:深圳市宝安区福永安达电子工业区4栋6楼
电话:0755-23001622 传真:0755-26741500 网址:www.jingfadianzi.com
深 圳 市 晶 发 电 子 有 限 公 司
SHENZHEN JINGFA ELECTRONICS CO.,LTD
Dimension of Inside Package
内包装尺寸图
200pcs/bag*10=1 inner box
Dimensions of outside Package
外包装尺寸图
10 inner box=1 outer box
工厂地址:深圳市宝安区福永安达电子工业区4栋6楼
电话:0755-23001622 传真:0755-26741500 网址:www.jingfadianzi.com
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