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B4235 Datasheet(PDF) 4 Page - EPCOS

Part No. B4235
Description  SAW Components Low-Loss Dual Band Filter for Mobile Communication 942,5/1842,5 MHz
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Maker  EPCOS [EPCOS]
Homepage  http://www.epcos.com
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B4235 Datasheet(HTML) 4 Page - EPCOS

   
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July 14, 2005
SAW Components
B4235
942,5/1842,5 MHz
Low-Loss Dual Band Filter for Mobile Communication
Data Sheet
Characteristics Filter 1 ( GSM900 )
Operating temperature range:
T
= -20 to +75˚ C
Terminating source impedance:
ZS = 50 Ω (unbalanced)
Terminating load impedance:
ZL = 150 Ω (balanced) || 68 nH
min.
typ.
max.
Center frequency
fc
942,5
MHz
Maximum insertion attenuation
α
max
925,0
... 960,0
MHz
1,8
2,5
dB
Amplitude ripple (p-p)
∆α
925,0
... 960,0
MHz
0,9
1,5
dB
Input VSWR
925,0
... 960,0
MHz
1,9
2,1
Output VSWR
925,0
... 960,0
MHz
1,9
2,1
Output amplitude balance
(|S31/S21|)
925,0
... 960,0
MHz
-2,5
2,5
dB
Output phase balance (
φ(S31)−φ(S21)+180˚)
925,0
... 960,0
MHz
-12,0
12,0
degree
Absolute attenuation
α
abs
10,0
... 480,0
MHz
45,0
50,0
dB
480,0
... 880,0
MHz
30,0
38,0
dB
880,0
... 905,0
MHz
24,0
27,0
dB
905,0
... 915,0
MHz
11,0
18,0
dB
980,0
...1050,0
MHz
23,0
30,0
dB
1050,0
...3500,0
MHz
30,0
34,0
dB
3500,0
...4500,0
MHz
22,0
26,0
dB
4500,0
...6000,0
MHz
15,0
17,0
dB


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