SAW Components
Low-Loss Filter for Mobile Communication
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B7748
836,5 MHz
T
= -30 to +85 ˚C
Z
S
= 50
Ω
Z
L
= 50
Ω
min.
typ.
836,5
max.
—
MHz
Center frequency
Maximum insertion attenuation
824,0 ... 849,0 MHz
Ripple
824,0 ... 849,0 MHz
Input return loss @ 50 Ohm
824,0 ... 849,0 MHz
Output return loss @ 50 Ohm
824,0 ... 849,0 MHz
Attenuation
0,0
779,0
869,0
894,0
1029,0
1209,0
1306,0
1698,0
2547,0
... 779,0
... 804,0
... 894,0
...1029,0
...1209,0
...1306,0
...1698,0
...2547,0
...5000,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
f
C
α
max
—
—
p-p
—
2,0
2,5
dB
1,3
1,7
dB
11
11
α
32
38
39
35
35
33
33
30
25
12
12
---
---
dB
dB
37
45
46
40
39
39
43
38
30
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
3
Aug 22, 2003
EPCOS [ EPCOS ]
