WF050B [NDK]
IF SAW Filter for CATV Broadcasting Station Image Signal Extraction; 如果对CATV广播电台图像信号提取SAW滤波器
| 型号： | WF050B |
| 厂家： | 
NIHON DEMPA KOGYO |
| 描述： | IF SAW Filter for CATV Broadcasting Station Image Signal Extraction |
| 文件： | 总1页 (文件大小：80K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SAW Device
For Industrial Use
IF SAW Filter for CATV Broadcasting Station Image Signal Extraction
Features
n
l A filter with superb filter characteristics.
l It has not been adjusted.
l Highly reliable.
l Reduces audio signals by 50 dB or more.
Pb
Free
Specifications
n
Model
WF050A
58.75
WF050B
45.75
Nominal frequency : f0 (MHz)
3-dB passband width (MHz)
In-band deviation (–3.58 to 0MHz max)(dB)
Insertion loss (constant loss) (dB)
to f0–6MHz
+0.75 / –4.08 min.
±± max
36 max
37 max.
40 min.
32 min.
40 min.
50 min.
40 min.
22 min.
30 min.
40 min.
75
f0–6 to –4.58MHz
f0–4.58 to –4.55MHz
f0–4.55 to –4.45MHz
f0–4.45 to –4.42MHz
f0+±.25 to +±.5MHz
f0–±.5 to +3.58MHz
f0+3.58MHz to
Guaranteed attenuation (dB)
Input impedance (Ω)
Output impedance (Ω)
75
Operating temperature range (°C)
Package model name
0 to +50
PK–3
Dimensions
Characteristics
n
n
<WF050A>[In-band characteristics]
mm
PAD NO.
Others
CONNECTION
0
GND
INPUT
OUTPUT
±
3
5.0–φ0.45
58.75
(MHz)
±0 MHz span
45.5max.
<WF050A>[Out-of-band characteristics]
0
43.0
35.0
7.5
3
4
5
2
±
±0 MHz span
58.75
(MHz)
sa22_071102_WF050_e1
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