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参数资料
| 型号： | B39321R903U410 |
| 厂商： | EPCOS Inc |
| 文件页数： | 3/5页 |
| 文件大小： | 0K |
| 描述： | RESONATOR SAW CER 315.5MHZ SMD |
| 标准包装： | 1 |
| 系列： | B39321 |
| 频率： | 315.5MHz |
| 类型： | SAW |
| 阻抗： | 50 欧姆 |
| 电容： | 2.6pF |
| 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： | 0.043"（1.10mm） |
| 包装： | 剪切带 (CT) |
| 其它名称： | 495-2371-1 |
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 ?
R903
315.50 MHz
min.
typ.
max.
Center frequency 1)
Minimum insertion attenuation
Unloaded quality factor
Ageing of f C
f C
α min
Q U
315.425
—
7600
—
315.50
1.5
10500
—
315.575
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
—
—
—
—
2.42
105.4
19
3.2
—
—
27
—
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, pin5 - 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
–45/+125 ?C
Storage temperature range
T stg
–45/+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
July 08, 2013
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相关代理商/技术参数 |
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|---|---|
| B39321R903U410MR | 制造商:TDK-EPC 功能描述:RESONATOR SAW CER 315.5MHZ SMD |
| B39321R922H110 | 功能描述:信号调节 Resonator R 922 321.00MHZ 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 |
| B39321R951U410 | 功能描述:R 951 RESONATOR RoHS:是 类别:晶体和振荡器 >> 谐振器 系列:* 标准包装:1 系列:CERASONATOR® CRK 频率:500kHz 类型:陶瓷 特点:- 频率稳定性:±0.3% 频率公差:±0.5% 阻抗:400 欧姆 电容:560pF 工作温度:-20°C ~ 80°C 安装类型:通孔 封装/外壳:径向，盒 - 2 引线，5.00mm 间距 尺寸/尺寸:0.303" L x 0.134" W（7.70mm x 3.40mm） 高度:0.209"（5.30mm） 包装:散装 其它名称:CRK500TK9944TK9944CTTK9944CT-ND |
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| B39321R961H110-CUT TAPE | 制造商:EPCOS 功能描述:B39321 Series 315 MHz 3.2 pF -40/125?C Short Range SAW Resonator |
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