SAW Components
Low-Loss Filter for Mobile Communication
Data Sheet
Characteristics
B7749
1842,5 MHz
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T = 25?C ± 2 ?C
Z S = 50 ?
Z L = 200 ? (balanced) || 18 nH
min.
typ.
max.
Center frequency
f C
1842,5
MHz
Maximum insertion attenuation
α max
1805,0 ... 1880,0
MHz
2,7
3,2
dB
Amplitude ripple (p-p)
1805,0 ... 1880,0
MHz
1,2
1,7
dB
Input VSWR
1805,0 ... 1880,0
MHz
2,3
2,5
Output VSWR
1805,0 ... 1880,0
MHz
2,0
2,2
Diff. to common mode suppression
S sc 12
1805,0 ... 1880,0
855,0 ... 995,0
1710,0 ... 1990,0
3420,0 ... 3980,0
MHz
MHz
MHz
MHz
22
28
22
34
dB
dB
dB
dB
Attenuation
α
0,0
1205,0
1705,0
1920,0
1980,0
2100,0
3000,0
... 1205,0
... 1705,0
... 1785,0
... 1980,0
... 2100,0
... 3000,0
... 6000,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
40
30
14
14
20
30
40
43
32
16
19
23
36
44
dB
dB
dB
dB
dB
dB
dB
3
Sep 25, 2002
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