晶振HC-49S 4.000MHZ
购满4000PCS即可包邮
限(韵达、圆通)
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型号参数
Elerieal Charaeteristic
1.型 号Modle . | HC-49S |
2.频 率minal frequency | 4.000MHz |
3.调整频率Frequency stability(Tol) | &plun;20ppm(ref at 25℃) |
4.振动模式Oscillation Mode | Fundamental□3rd Overtone |
5.工作温度Operation Temperature | -20℃~+70℃ |
6.温度频差Temperature Characristic | &plun;30ppm(-20℃TO +70℃) |
7..焊接温度Ristance to soldering heat | 260&plun;5℃solder bath for 3&plun;0.05 |
8.负载电容Load Capacitancc | 20PF |
9.串联电阻Seri Ristance(R) | 30Ωmax |
10.激励功率Drive Level | 100uw |
11.静态电容Shunt Capacitance | 7pf max |
12.老 化Aging Rate per Year | &plun;5ppm/year |
13.缘电阻Insulation Ristance | 500MΩ min at DC 100V&plun;10V |
环境情况
ENVIRONMENT CHARAERISTIC
1.贮存温度Storage Temperature Range | -45℃to +85℃ |
2.贮存湿度Storage Humidity | 20—80% |
3.耐湿试验Bumidity Tt 试验结果Tt Rult |
1.1R>500Ω at 100V&plun;10V(DC) 2.电性:频率牵引度无变化 Change W.R.T Pulling Force |
4.盐雾试验Salt Spray Tt 试验结果Tt Rult | 1.温度Temperature&plun;35℃ &plun;2℃ 2.时间Length of Tt:48小时(HRS) 3.氯化钠NaCl1%:5% 表面迹 trace on the surface |
外观形状
DIMENSION AND MARKING (Unit:mm)
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