SAW Components
Low-Loss Filter for Mobile Communication
Data sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B9402
1842.50 MHz
T
= –20 to +75 ˚C
Z
S
=
50Ω
Z
L
= 150
Ω
|| 22 nH (balanced)
min.
typ.
@ 25˚C
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
MHz
MHz
f
C
α
max
MHz
∆α
MHz
—
—
1.6
2.4
dB
—
0.6
1.4
dB
—
1.8
2.2
—
1.8
2.2
Output amplitude balance
(|S
31
/S
21
|)
1805.0 ... 1880.0 MHz
Output phase balance
(φ(S
31
)−φ(S
21
)+180˚)
1805.0 ... 1880.0 MHz
Attenuation
0.0
902.0
940.0
1500.0
1705.0
1920.0
1980.0
2030.0
2400.0
2500.0
2775.0
3760.0
...
...
...
...
...
...
...
...
...
...
...
...
902.0
940.0
1500.0
1705.0
1785.0
1980.0
2030.0
2400.0
2500.0
2775.0
3760.0
6000.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
α
–1.0
-0.7/0.8
1.0
dB
–10
-3/+4
10
˚
45
45
35
28
12
18
23
28
32
28
40
35
50
51
43
35
18
23
26
32
40
33
50
43
—
—
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Please read
cautions and warnings and
important notes
at the end of this document.
3
March 14, 2006
EPCOS [ EPCOS ]
