NDK WF050B

SAW Device
IF SAW Filter for CATV Broadcasting Station Image Signal Extraction
For Industrial Use
n Features
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
n Specifications
Model
WF050A
Nominal frequency : f0 (MHz)
45.75
3-dB passband width (MHz)
+0.75 / –4.08 min.
In-band deviation (–3.58 to 0MHz max)(dB)
±1 max
Insertion loss (constant loss) (dB)
Guaranteed attenuation (dB)
WF050B
58.75
36 max
37 max.
to f0–6MHz
40 min.
f0–6 to –4.58MHz
32 min.
f0–4.58 to –4.55MHz
40 min.
f0–4.55 to –4.45MHz
50 min.
f0–4.45 to –4.42MHz
40 min.
f0+1.25 to +1.5MHz
22 min.
f0–1.5 to +3.58MHz
30 min.
f0+3.58MHz to
40 min.
Input impedance (Ω)
75
Output impedance (Ω)
75
Operating temperature range (°C)
0 to +50
Package model name
PK–3
n Dimensions
n Characteristics
<WF050A>[In-band characteristics]
mm
CONNECTION
Others
GND
OUTPUT
0.5
INPUT
3
58.75
(MHz)
5.5
5.0–φ0.45
9.0max.
1
0
[1dB/div]
PAD NO.
45.5max.
<WF050A>[Out-of-band characteristics]
10.0
4
5
2
1
12.5max.
3.75
35.0
7.5
[10dB/div]
0
43.0
3
10 MHz span
58.75
(MHz)
10 MHz span
sa22_071102_WF050_e1