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B7844 Datasheet(PDF) 4 Page - EPCOS

Part # B7844
Description  Low-Loss Filter for Mobile Communication
PDF  6 Pages
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Manufacturer  EPCOS [EPCOS]
Direct Link  http://www.epcos.com
Logo EPCOS - EPCOS

B7844 Datasheet(HTML) 4 Page - EPCOS

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Mar 22, 2004
SAW Components
B7844
1842,5 MHz
Low-Loss Filter for Mobile Communication
Data Sheet
Characteristics
Operating temperature range:
T
= -20 to +75 ˚C
Terminating source impedance:
ZS =50 Ω
Terminating load impedance:
ZL =150 Ω || 15 nH (balanced)
min.
typ.
max.
Center frequency
fC
—
1842,5
—
MHz
Maximum insertion attenuation
α
max
1805,0
... 1880,0
MHz
—
1,9
2,3
dB
Amplitude ripple (p-p)
∆α
1805,0
... 1880,0
MHz
—
0,6
1,3
dB
Input VSWR
1805,0
... 1880,0
MHz
—
2,1
2,6
Output VSWR
1805,0
... 1880,0
MHz
—
2,0
2,6
Output amplitude balance
(|S31/S21|)
1805,0
...1880,0
MHz
-1,0
-0,7 / +0,5
1,0
dB
Output phase balance (
φ(S31)−φ(S21)+180˚)
1805,0
...1880,0
MHz
-10
-1 / +4
10
˚
Attenuation
α
0,0
... 902,0
MHz
30
50
—
dB
902,0
... 940,0
MHz
45
50
—
dB
940,0
... 1705,0
MHz
28
33
—
dB
1705,0
... 1785,0
MHz
10
14
—
dB
1920,0
... 1980,0
MHz
15
18
—
dB
1980,0
... 2030,0
MHz
23
28
—
dB
2030,0
... 2400,0
MHz
28
32
—
dB
2400,0
... 2500,0
MHz
32
37
—
dB
2500,0
... 2775,0
MHz
27
30
—
dB
2775,0
... 2880,0 MHz
40
47
—
dB
2880,0
... 3610,0
MHz
28
46
—
dB
3610,0
... 3760,0
MHz
40
46
—
dB
3760,0
... 5415,0
MHz
28
47
—
dB
5415,0
... 5640,0
MHz
35
44
—
dB
5640,0
... 6000,0
MHz
28
44
—
dB



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