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B39311-R771-U310 PDF预览

B39311-R771-U310

更新时间: 2024-02-21 01:55:02
品牌 Logo 应用领域
爱普科斯 - EPCOS 谐振器
页数 文件大小 规格书
5页 43K
描述
Resonator 314,875 / 315,125 MHz

B39311-R771-U310 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active包装说明:CERAMIC, QCC8C, 8 PIN
Reach Compliance Code:compliant风险等级:5.81
其他特性:CENTER FREQ 315.125 MHZ ALSO AVAILABLE晶体/谐振器类型:1-PORT
插入损耗:1.6 dBJESD-609代码:e4
安装特点:SURFACE MOUNT标称工作频率:314.875 MHz
最高工作温度:120 °C最低工作温度:-45 °C
并联电容:3.1 pF物理尺寸:L5.0XB5.0XH1.35 (mm)/L0.197XB0.197XH0.053 (inch)
表面贴装:YES端子面层:Gold (Au) - with Nickel (Ni) barrier

B39311-R771-U310 数据手册

 浏览型号B39311-R771-U310的Datasheet PDF文件第1页浏览型号B39311-R771-U310的Datasheet PDF文件第2页浏览型号B39311-R771-U310的Datasheet PDF文件第3页浏览型号B39311-R771-U310的Datasheet PDF文件第5页 
SAW Components  
Resonator  
R 771  
314,875 / 315,125 MHz  
Data Sheet  
Characteristics Resonator 2  
Reference temperature:  
Terminating source impedance:  
Terminating Load impedance:  
TA = 25 ˚C  
ZS = 50 Ω  
ZL = 50 Ω  
min.  
typ.  
max.  
Center frequency Resonator 21)  
fc  
315,075 315,125 315,175 MHz  
foffset  
200,0  
250,0  
300,0 KHz  
Frequency offset Resonator 2 to Resonator 1  
Minimum insertion attenuation  
Unloaded quality factor  
Ageing of fc  
αmin  
1,3  
1,6  
dB  
QU  
9600  
13200  
± 50  
ppm  
Equivalent circuit elements  
Motional capacitance  
Motional inductance  
C2  
L2  
2,38  
107,32  
16  
22  
fF  
µH  
Motional resistance  
Parallel capacitance2)  
R2  
C02  
3,1  
pF  
Temperature coefficient of frequency3)  
Turnover temperature  
TCf  
T0  
0
– 0,03  
ppm/K2  
30  
˚C  
1) Center frequency is defined as the maximum of the real part of the admittance.  
2) If used in two port configuration (pin 3-input, pin 5-output) C0 is reduced by approx. 0,3 pF.  
3) Temperature dependence of fc: fc(TA) = fc(T0)(1 + TCf(TA T0)2)  
4
Mar 03, 2004  

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