SAW Components
B9402
Low-Loss Filter for Mobile Communication
Data sheet
1842.50 MHz
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T
ZS
ZL
=
=
=
–20 to +75 ˚C
50Ω
150 Ω || 22 nH (balanced)
min.
typ.
max.
@ 25˚C
fC
—
1842.5
—
MHz
Center frequency
αmax
Maximum insertion attenuation
1805.0 ... 1880.0 MHz
—
—
—
—
1.6
0.6
1.8
1.8
2.4
1.4
2.2
2.2
dB
dB
∆α
Amplitude ripple (p-p)
1805.0 ... 1880.0 MHz
Input VSWR
1805.0 ... 1880.0 MHz
1805.0 ... 1880.0 MHz
Output VSWR
Output amplitude balance (|S31/S21|)
1805.0 ... 1880.0 MHz
–1.0 -0.7/0.8
1.0
10
dB
˚
Output phase balance (φ(S31)−φ(S21)+180˚)
1805.0 ... 1880.0 MHz
–10
-3/+4
α
Attenuation
0.0 ... 902.0 MHz
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
902.0 ... 940.0 MHz
940.0 ... 1500.0 MHz
1500.0 ... 1705.0 MHz
1705.0 ... 1785.0 MHz
1920.0 ... 1980.0 MHz
1980.0 ... 2030.0 MHz
2030.0 ... 2400.0 MHz
2400.0 ... 2500.0 MHz
2500.0 ... 2775.0 MHz
2775.0 ... 3760.0 MHz
3760.0 ... 6000.0 MHz
Please read cautions and warnings and
important notes at the end of this document.
3
March 14, 2006
EPCOS [ EPCOS ]
