无线收发模块、防盗器、报警器、无线门铃专用声表谐振器!
品 牌:HR 型 号:HR 315M
种 类:谐振器 标称频率:315(MHz)
调整频差:0.075(MHz) 温度频差:--(MHz)
总 频 差:0.075(MHz) 负载电容:--(pF)
谐振电阻:50(Ω) 激励电平:10(mW)
基准温度:-20~+70(℃) 插入损耗:2.5(dB)
阻带衰减:2.5(dB) 输入阻抗:3 0(kΩ)
输出阻抗:3 0(kΩ)
最大额定值
直流电压VDC |
10V |
交流电压Vpp |
10V (50Hz/60Hz) |
工作温度 |
-20℃ to +70℃ |
存储温度 |
-45℃ to +85℃ |
RF功率耗散 |
0dBm |
Characteristic |
Sym |
Minimum |
Typical |
Maximum |
Units |
Center Frequency
(+25℃) |
Absolute Frequency |
fC |
314.925 |
|
315.075 |
MHz |
Tolerance from 315 MHz |
∆fC |
|
±75 |
±150 |
kHz |
Insertion Loss |
IL |
|
1.5 |
2.0 |
dB |
Quality Factor |
Unloaded Q |
QU |
|
11,900 |
|
|
50 Ω Loaded Q |
QL |
|
1,900 |
|
|
Temperature
Stability |
Turnover Temperature |
TO |
25 |
40 |
55 |
℃ |
Turnover Frequency |
fO |
|
fc |
|
kHz |
Frequency Temperature Coefficient |
FTC |
|
0.037 |
|
ppm/℃2 |
Frequency Aging Absolute Value during the First Year |
|fA| |
|
≤10 |
|
ppm/yr |
DC Insulation Resistance Between Any Two Pins |
|
1.0 |
|
|
MΩ |
RF Equivalent RLC Model |
Motional Resistance |
RM |
|
19 |
23 |
Ω |
Motional Inductance |
LM |
|
114.2958 |
|
µH |
Motional Capacitance |
CM |
|
2.2358 |
|
fF |
Pin 1 to Pin 2 Static Capacitance |
CO |
2.3 |
2.6 |
2.9 |
pF |