SAW Components
Low-Loss Filter for Mobile Communication
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B7852
1842,5 MHz
T
= -20 to +75 ˚C
Z
S
= 50
Ω
Z
L
=150
Ω
|| 15 nH (balanced)
min.
typ.
1842,5
max.
—
MHz
Center frequency
Maximum insertion attenuation
1805,0 ... 1880,0
Amplitude ripple
(p-p)
1805,0 ... 1880,0
Input VSWR
1805,0 ... 1880,0
Output VSWR
1805,0 ... 1880,0
Output amplitude balance
(|S
31
/S
21
|)
1805,0 ...1880,0
MHz
MHz
f
C
α
max
MHz
∆α
MHz
—
—
1,7
2,3
dB
—
0,7
1,3
dB
—
1,9
2,3
—
1,9
2,3
MHz
-1,0
-0,5 / +0,6
1,0
dB
Output phase balance
(φ(S
31
)−φ(S
21
)+180˚)
1805,0 ...1880,0 MHz
Attenuation
0,0
902,0
940,0
1705,0
1920,0
1980,0
2030,0
2400,0
2500,0
2775,0
2880,0
3610,0
3760,0
5415,0
5640,0
... 902,0 MHz
... 940,0 MHz
... 1705,0 MHz
... 1785,0 MHz
... 1980,0 MHz
... 2030,0 MHz
... 2400,0 MHz
... 2500,0 MHz
... 2775,0 MHz
... 2880,0 MHz
... 3610,0 MHz
... 3760,0 MHz
... 5415,0 MHz
... 5640,0 MHz
... 6000,0 MHz
α
-10
-3 / +2
10
˚
30
45
28
13
17
24
28
32
28
40
28
40
28
35
28
53
52
42
18
23
29
34
42
33
54
50
50
42
42
42
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
4
Nov 9, 2004
EPCOS [ EPCOS ]
