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参数资料
| 型号： | B39431R992H110 |
| 厂商： | EPCOS Inc |
| 文件页数： | 3/5页 |
| 文件大小： | 0K |
| 描述： | R 992 RESONATOR(433.94MHZ) |
| 标准包装： | 9,000 |
| 系列： | R992 |
| 频率： | 433.94MHz |
| 类型： | SAW |
| 频率稳定性： | ±50ppm |
| 阻抗： | 50 欧姆 |
| 电容： | 2.4pF |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 6-SMD |
| 尺寸/尺寸： | 0.118" L x 0.118" W（3.00mm x 3.00mm） |
| 高度： | 0.040"（1.00mm） |
| 包装： | 带卷 (TR) |
| 其它名称： | B39431R 992H110 B39431R0992H110 |
SAW Components
SAW resonator
Data sheet
Characteristics
Reference temperature:
Terminating source impedance:
Terminating load impedance:
T A = 25 ?C
Z S = 50 ?
Z L = 50 ?
R992
433.94 MHz
min.
typ.
max.
Center frequency 1)
Minimum insertion attenuation
Unloaded quality factor
Ageing of f C
f C
α min
Q U
433.915
—
7800
—
433.94
1.5
11000
—
433.965
1.9
—
–50/+50
MHz
dB
ppm
Equivalent circuit elements
Motional capacitance
Motional inductance
Motional resistance
Parallel capacitance 2)
C 1
L 1
R 1
C 0
—
—
—
—
1.581
85.08
20
2.4
—
—
28
—
fF
μ H
?
pF
Temperature coefficient of frequency 3) TC f
—
–0.032
—
ppm/K 2
Turnover temperature
T 0
10
—
30
?C
1)
2)
3)
Center frequency is defined as maximum of the real part of the admittance.
If used in two port configuration (pin 2 - input, pin 5 - output) C 0 is reduced by approx. 0.3 pF.
Temperature dependence of f C : f C (T A ) = f C (T 0 ) (1 + TC f (T A – T 0 ) 2 )
Maximum ratings
Operable temperature range T
–40/+125 ?C
Storage temperature range
T stg
–40/+125 ?C
DC voltage
V DC
12
V
Source power
P S
0 dBm
Please read cautions and warnings and
important notes at the end of this document.
3
December 18, 2012
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| B39435X6891N201 | 功能描述:信号调节 BANDPASS 43.5 RoHS:否 制造商:EPCOS 产品:Duplexers 频率:782 MHz, 751 MHz 频率范围: 电压额定值: 带宽: 阻抗:50 Ohms 端接类型:SMD/SMT 封装 / 箱体:2.5 mm x 2 mm 工作温度范围:- 30 C to + 85 C 封装:Reel |
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| B39438X6864N201 | 功能描述:信号调节 VIDEO 39.5 RoHS:否 制造商:EPCOS 产品:Duplexers 频率:782 MHz, 751 MHz 频率范围: 电压额定值: 带宽: 阻抗:50 Ohms 端接类型:SMD/SMT 封装 / 箱体:2.5 mm x 2 mm 工作温度范围:- 30 C to + 85 C 封装:Reel |
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| B39438X6878N201 | 功能描述:信号调节 BANDPASS 43.8 RoHS:否 制造商:EPCOS 产品:Duplexers 频率:782 MHz, 751 MHz 频率范围: 电压额定值: 带宽: 阻抗:50 Ohms 端接类型:SMD/SMT 封装 / 箱体:2.5 mm x 2 mm 工作温度范围:- 30 C to + 85 C 封装:Reel |
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