SAW Components
Low-Loss Dual Band Filter for Mobile Communication
Data Sheet
Characteristics of Filter 2 (GSM1800)
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B9300
1842,5 & 1960,0 MHz
T
= - 20 to + 75 ˚C
Z
S
= 50
Ω
Z
L
= 150
Ω
|| 15nH (balanced)
min.
typ.
1842,5
max.
—
MHz
Center frequency
Maximum insertion attenuation
1805,0 ... 1880,0MHz
Amplitude ripple
1805,0 ... 1880,0MHz
Input VSWR
1805,0 ... 1880,0MHz
Output VSWR
1805,0 ... 1880,0MHz
Output phase balance
(Φ(S
31
) -
Φ(S
21
) + 180˚)
1805,0 ... 1880,0MHz
Output amplitude balance
(|S
31
/S
21
|)
1805,0 ... 1880,0MHz
Attenuation
10,0
902,0
940,0
1705,0
1920,0
1980,0
2030,0
2400,0
... 902,0MHz
... 940,0MHz
...1705,0MHz
...1785,0MHz
...1980,0MHz
...2030,0MHz
...2400,0MHz
...6000,0MHz
f
c
α
max
—
—
∆α
—
1,8
2,3
dB
0,7
1,3
dB
—
1,8
2,2
—
1,7
2,2
- 10
-3/+3
+10
degree
-1,0
α
min
30,0
45,0
28,0
12,0
17,0
24,0
28,0
28,0
-0,7/+0,5
+1,0
dB
52
52
42
15
23
28
34
32
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
7
May 19, 2005
EPCOS [ EPCOS ]
